Isolated polynucleotides, polypeptides and methods of using same for increasing abiotic stress tolerance, biomass and yield of plants (2024)

This application is a continuation of U.S. patent application Ser. No. 15/311,205 filed on Nov. 15, 2016, which is a National Phase of PCT Patent Application No. PCT/IL2015/050550 having International Filing Date of May 27, 2015 which claims benefit of under 35 USC § 119(e) of U.S. Provisional Patent Application Nos. 62/075,940 filed on Nov. 6, 2014 and 62/003,599 filed on May 28, 2014.

The contents of the above applications are all incorporated by reference as if fully set forth herein in their entirety.

The ASCII file, entitled 75107SequenceListing.txt, created on Aug. 14, 2018, comprising 28,554,070 bytes, submitted concurrently with the filing of this application is incorporated herein by reference.

The present invention, in some embodiments thereof, relates to isolated polypeptides and polynucleotides, nucleic acid constructs comprising same, transgenic cells comprising same, transgenic plants exogenously expressing same and more particularly, but not exclusively, to methods of using same for increasing yield (e.g., seed yield, oil yield), biomass, growth rate, vigor, oil content, fiber yield, fiber quality, fiber length, fiber length, photosynthetic capacity, fertilizer use efficiency (e.g., nitrogen use efficiency) and/or abiotic stress tolerance of a plant.

Yield is affected by various factors, such as, the number and size of the plant organs, plant architecture (for example, the number of branches), grains set length, number of filled grains, vigor (e.g. seedling), growth rate, root development, utilization of water, nutrients (e.g., nitrogen) and fertilizers, and stress tolerance.

Crops such as, corn, rice, wheat, canola and soybean account for over half of total human caloric intake, whether through direct consumption of the seeds themselves or through consumption of meat products raised on processed seeds or forage. Seeds are also a source of sugars, proteins and oils and metabolites used in industrial processes. The ability to increase plant yield, whether through increase dry matter accumulation rate, modifying cellulose or lignin composition, increase stalk strength, enlarge meristem size, change of plant branching pattern, erectness of leaves, increase in fertilization efficiency, enhanced seed dry matter accumulation rate, modification of seed development, enhanced seed filling or by increasing the content of oil, starch or protein in the seeds would have many applications in agricultural and non-agricultural uses such as in the biotechnological production of pharmaceuticals, antibodies or vaccines.

Vegetable or seed oils are the major source of energy and nutrition in human and animal diet. They are also used for the production of industrial products, such as paints, inks and lubricants. In addition, plant oils represent renewable sources of long-chain hydrocarbons which can be used as fuel. Since the currently used fossil fuels are finite resources and are gradually being depleted, fast growing biomass crops may be used as alternative fuels or for energy feedstocks and may reduce the dependence on fossil energy supplies. However, the major bottleneck for increasing consumption of plant oils as bio-fuel is the oil price, which is still higher than fossil fuel. In addition, the production rate of plant oil is limited by the availability of agricultural land and water. Thus, increasing plant oil yields from the same growing area can effectively overcome the shortage in production space and can decrease vegetable oil prices at the same time.

Studies aiming at increasing plant oil yields focus on the identification of genes involved in oil metabolism as well as in genes capable of increasing plant and seed yields in transgenic plants. Genes known to be involved in increasing plant oil yields include those participating in fatty acid synthesis or sequestering such as desaturase [e.g., DELTA6, DELTA12 or acyl-ACP (Ssi2; Arabidopsis Information Resource (TAIR; arabidopsis (dot) org/), TAIR No. AT2G43710)], OleosinA (TAIR No. AT3G01570) or FAD3 (TAR No. AT2G29980), and various transcription factors and activators such as Led 1 [TAIR No. AT1G21970, Lotan et al. 1998. Cell. 26; 93(7):1195-205], Lec2 [TAIR No. AT1G28300, Santos Mendoza et al. 2005, FEBS Lett. 579(20:4666-70], Fus3 (TAIR No. AT3G26790), ABI3 [TAIR No. AT3G24650, Lara et al. 2003. J Biol Chem. 278(23): 21003-11] and Wri1 [TAIR No. AT3G54320, Cernac and Benning, 2004. Plant J. 40(4): 575-85].

Genetic engineering efforts aiming at increasing oil content in plants (e.g., in seeds) include upregulating endoplasmic reticulum (FAD3) and plastidal (FAD7) fatty acid desaturases in potato (Zabrouskov V., et al., 2002; Physiol Plant. 116:172-185); over-expressing the GmDof4 and GmDof11 transcription factors (Wang H W et al., 2007; Plant J. 52:716-29); over-expressing a yeast glycerol-3-phosphate dehydrogenase under the control of a seed-specific promoter (Vigeolas H, et al. 2007, Plant Biotechnol J. 5:431-41; U.S. Pat. Appl. No. 20060168684); using Arabidopsis FAE1 and yeast SLC1-1 genes for improvements in erucic acid and oil content in rapeseed (Katavic V, et al., 2000, Biochem Soc Trans. 28:935-7).

Various patent applications disclose genes and proteins which can increase oil content in plants. These include for example, U.S. Pat. Appl. No. 20080076179 (lipid metabolism protein); U.S. Pat. Appl. No. 20060206961 (the Ypr140w polypeptide); U.S. Pat. Appl. No. 20060174373 [triacylglycerols synthesis enhancing protein (TEP)]; U.S. Pat. Appl. Nos. 20070169219, 20070006345, 20070006346 and 20060195943 (disclose transgenic plants with improved nitrogen use efficiency which can be used for the conversion into fuel or chemical feedstocks); WO2008/122980 (polynucleotides for increasing oil content, growth rate, biomass, yield and/or vigor of a plant).

A common approach to promote plant growth has been, and continues to be, the use of natural as well as synthetic nutrients (fertilizers). Thus, fertilizers are the fuel behind the “green revolution”, directly responsible for the exceptional increase in crop yields during the last 40 years, and are considered the number one overhead expense in agriculture. For example, inorganic nitrogenous fertilizers such as ammonium nitrate, potassium nitrate, or urea, typically accounts for 40% of the costs associated with crops such as corn and wheat. Of the three macronutrients provided as main fertilizers [Nitrogen (N), Phosphate (P) and Potassium (K)], nitrogen is often the rate-limiting element in plant growth and all field crops have a fundamental dependence on inorganic nitrogenous fertilizer. Nitrogen is responsible for biosynthesis of amino and nucleic acids, prosthetic groups, plant hormones, plant chemical defenses, etc. and usually needs to be replenished every year, particularly for cereals, which comprise more than half of the cultivated areas worldwide. Thus, nitrogen is translocated to the shoot, where it is stored in the leaves and stalk during the rapid step of plant development and up until flowering. In corn for example, plants accumulate the bulk of their organic nitrogen during the period of grain germination, and until flowering. Once fertilization of the plant has occurred, grains begin to form and become the main sink of plant nitrogen. The stored nitrogen can be then redistributed from the leaves and stalk that served as storage compartments until grain formation.

Since fertilizer is rapidly depleted from most soil types, it must be supplied to growing crops two or three times during the growing season. In addition, the low nitrogen use efficiency (NUE) of the main crops (e.g., in the range of only 30-70%) negatively affects the input expenses for the farmer, due to the excess fertilizer applied. Moreover, the over and inefficient use of fertilizers are major factors responsible for environmental problems such as eutrophication of groundwater, lakes, rivers and seas, nitrate pollution in drinking water which can cause methemoglobinemia, phosphate pollution, atmospheric pollution and the like. However, in spite of the negative impact of fertilizers on the environment, and the limits on fertilizer use, which have been legislated in several countries, the use of fertilizers is expected to increase in order to support food and fiber production for rapid population growth on limited land resources. For example, it has been estimated that by 2050, more than 150 million tons of nitrogenous fertilizer will be used worldwide annually.

Increased use efficiency of nitrogen by plants should enable crops to be cultivated with lower fertilizer input, or alternatively to be cultivated on soils of poorer quality and would therefore have significant economic impact in both developed and developing agricultural systems.

Genetic improvement of fertilizer use efficiency (FUE) in plants can be generated either via traditional breeding or via genetic engineering.

Attempts to generate plants with increased FUE have been described in U.S. Pat. Appl. Publication No. 20020046419 (U.S. Pat. No. 7,262,055 to Choo, et al.); U.S. Pat. Appl. No. 20050108791 to Edgerton et al.; U.S. Pat. Appl. No. 20060179511 to Chomet et al.; Good, A, et al. 2007 (Engineering nitrogen use efficiency with alanine aminotransferase. Canadian Journal of Botany 85: 252-262); and Good A G et al. 2004 (Trends Plant Sci. 9:597-605).

Yanagisawa et al. (Proc. Natl. Acad. Sci. U.S.A. 2004 101:7833-8) describe Dof1 transgenic plants which exhibit improved growth under low-nitrogen conditions.

U.S. Pat. No. 6,084,153 to Good et al. discloses the use of a stress responsive promoter to control the expression of Alanine Amine Transferase (AlaAT) and transgenic canola plants with improved drought and nitrogen deficiency tolerance when compared to control plants.

Abiotic stress (ABS; also referred to as “environmental stress”) conditions such as salinity, drought, flood, suboptimal temperature and toxic chemical pollution, cause substantial damage to agricultural plants. Most plants have evolved strategies to protect themselves against these conditions. However, if the severity and duration of the stress conditions are too great, the effects on plant development, growth and yield of most crop plants are profound. Furthermore, most of the crop plants are highly susceptible to abiotic stress and thus necessitate optimal growth conditions for commercial crop yields. Continuous exposure to stress causes major alterations in the plant metabolism which ultimately leads to cell death and consequently yield losses.

Drought is a gradual phenomenon, which involves periods of abnormally dry weather that persists long enough to produce serious hydrologic imbalances such as crop damage, water supply shortage and increased susceptibility to various diseases. In severe cases, drought can last many years and results in devastating effects on agriculture and water supplies. Furthermore, drought is associated with increase susceptibility to various diseases.

For most crop plants, the land regions of the world are too arid. In addition, overuse of available water results in increased loss of agriculturally-usable land (desertification), and increase of salt accumulation in soils adds to the loss of available water in soils.

Salinity, high salt levels, affects one in five hectares of irrigated land. None of the top five food crops, i.e., wheat, corn, rice, potatoes, and soybean, can tolerate excessive salt. Detrimental effects of salt on plants result from both water deficit, which leads to osmotic stress (similar to drought stress), and the effect of excess sodium ions on critical biochemical processes. As with freezing and drought, high salt causes water deficit; and the presence of high salt makes it difficult for plant roots to extract water from their environment. Soil salinity is thus one of the more important variables that determine whether a plant may thrive. In many parts of the world, sizable land areas are uncultivable due to naturally high soil salinity. Thus, salination of soils that are used for agricultural production is a significant and increasing problem in regions that rely heavily on agriculture, and is worsen by over-utilization, over-fertilization and water shortage, typically caused by climatic change and the demands of increasing population. Salt tolerance is of particular importance early in a plant's lifecycle, since evaporation from the soil surface causes upward water movement, and salt accumulates in the upper soil layer where the seeds are placed. On the other hand, germination normally takes place at a salt concentration which is higher than the mean salt level in the whole soil profile.

Salt and drought stress signal transduction consist of ionic and osmotic homeostasis signaling pathways. The ionic aspect of salt stress is signaled via the SOS pathway where a calcium-responsive SOS3-SOS2 protein kinase complex controls the expression and activity of ion transporters such as SOS1. The osmotic component of salt stress involves complex plant reactions that overlap with drought and/or cold stress responses.

Suboptimal temperatures affect plant growth and development through the whole plant life cycle. Thus, low temperatures reduce germination rate and high temperatures result in leaf necrosis. In addition, mature plants that are exposed to excess of heat may experience heat shock, which may arise in various organs, including leaves and particularly fruit, when transpiration is insufficient to overcome heat stress. Heat also damages cellular structures, including organelles and cytoskeleton, and impairs membrane function. Heat shock may produce a decrease in overall protein synthesis, accompanied by expression of heat shock proteins, e.g., chaperones, which are involved in refolding proteins denatured by heat. High-temperature damage to pollen almost always occurs in conjunction with drought stress, and rarely occurs under well-watered conditions. Combined stress can alter plant metabolism in novel ways. Excessive chilling conditions, e.g., low, but above freezing, temperatures affect crops of tropical origins, such as soybean, rice, maize, and cotton. Typical chilling damage includes wilting, necrosis, chlorosis or leakage of ions from cell membranes. The underlying mechanisms of chilling sensitivity are not completely understood yet, but probably involve the level of membrane saturation and other physiological deficiencies. Excessive light conditions, which occur under clear atmospheric conditions subsequent to cold late summer/autumn nights, can lead to photoinhibition of photosynthesis (disruption of photosynthesis). In addition, chilling may lead to yield losses and lower product quality through the delayed ripening of maize.

Common aspects of drought, cold and salt stress response [Reviewed in Xiong and Zhu (2002) Plant Cell Environ. 25: 131-139] include: (a) transient changes in the cytoplasmic calcium levels early in the signaling event; (b) signal transduction via mitogen-activated and/or calcium dependent protein kinases (CDPKs) and protein phosphatases; (c) increases in abscisic acid levels in response to stress triggering a subset of responses; (d) inositol phosphates as signal molecules (at least for a subset of the stress responsive transcriptional changes; (e) activation of phospholipases which in turn generates a diverse array of second messenger molecules, some of which might regulate the activity of stress responsive kinases; (f) induction of late embryogenesis abundant (LEA) type genes including the CRT/DRE responsive COR/RD genes; (g) increased levels of antioxidants and compatible osmolytes such as proline and soluble sugars; and (h) accumulation of reactive oxygen species such as superoxide, hydrogen peroxide, and hydroxyl radicals. Abscisic acid biosynthesis is regulated by osmotic stress at multiple steps. Both ABA-dependent and -independent osmotic stress signaling first modify constitutively expressed transcription factors, leading to the expression of early response transcriptional activators, which then activate downstream stress tolerance effector genes.

Several genes which increase tolerance to cold or salt stress can also improve drought stress protection, these include for example, the transcription factor AtCBF/DREB1, OsCDPK7 (Saijo et al. 2000, Plant J. 23: 319-327) or AVP1 (a vacuolar pyrophosphatase-proton pump, Gaxiola et al. 2001, Proc. Natl. Acad. Sci. USA 98: 11444-11449).

Studies have shown that plant adaptations to adverse environmental conditions are complex genetic traits with polygenic nature. Conventional means for crop and horticultural improvements utilize selective breeding techniques to identify plants having desirable characteristics. However, selective breeding is tedious, time consuming and has an unpredictable outcome. Furthermore, limited germplasm resources for yield improvement and incompatibility in crosses between distantly related plant species represent significant problems encountered in conventional breeding. Advances in genetic engineering have allowed mankind to modify the germplasm of plants by expression of genes-of-interest in plants. Such a technology has the capacity to generate crops or plants with improved economic, agronomic or horticultural traits.

Genetic engineering efforts, aimed at conferring abiotic stress tolerance to transgenic crops, have been described in various publications [Apse and Blumwald (Curr Opin Biotechnol. 13:146-150, 2002), Quesada et al. (Plant Physiol. 130:951-963, 2002), Holmström et al. (Nature 379: 683-684, 1996), Xu et al. (Plant Physiol 110: 249-257, 1996), Pilon-Smits and Ebskamp (Plant Physiol 107: 125-130, 1995) and Tarczynski et al. (Science 259: 508-510, 1993)].

Various patents and patent applications disclose genes and proteins which can be used for increasing tolerance of plants to abiotic stresses. These include for example, U.S. Pat. Nos. 5,296,462 and 5,356,816 (for increasing tolerance to cold stress); U.S. Pat. No. 6,670,528 (for increasing ABST); U.S. Pat. No. 6,720,477 (for increasing ABST); U.S. application Ser. Nos. 09/938,842 and 10/342,224 (for increasing ABST); U.S. application Ser. No. 10/231,035 (for increasing ABST); WO2004/104162 (for increasing ABST and biomass); WO2007/020638 (for increasing ABST, biomass, vigor and/or yield); WO2007/049275 (for increasing ABST, biomass, vigor and/or yield); WO2010/076756 (for increasing ABST, biomass and/or yield). WO2009/083958 (for increasing water use efficiency, fertilizer use efficiency, biotic/abiotic stress tolerance, yield and/or biomass); WO2010/020941 (for increasing nitrogen use efficiency, abiotic stress tolerance, yield and/or biomass); WO2009/141824 (for increasing plant utility); WO2010/049897 (for increasing plant yield).

Nutrient deficiencies cause adaptations of the root architecture, particularly notably for example is the root proliferation within nutrient rich patches to increase nutrient uptake. Nutrient deficiencies cause also the activation of plant metabolic pathways which maximize the absorption, assimilation and distribution processes such as by activating architectural changes. Engineering the expression of the triggered genes may cause the plant to exhibit the architectural changes and enhanced metabolism also under other conditions.

In addition, it is widely known that the plants usually respond to water deficiency by creating a deeper root system that allows access to moisture located in deeper soil layers. Triggering this effect will allow the plants to access nutrients and water located in deeper soil horizons particularly those readily dissolved in water like nitrates.

Cotton and cotton by-products provide raw materials that are used to produce a wealth of consumer-based products in addition to textiles including cotton foodstuffs, livestock feed, fertilizer and paper. The production, marketing, consumption and trade of cotton-based products generate an excess of $100 billion annually in the U.S. alone, making cotton the number one value-added crop.

Even though 90% of cotton's value as a crop resides in the fiber (lint), yield and fiber quality has declined due to general erosion in genetic diversity of cotton varieties, and an increased vulnerability of the crop to environmental conditions.

There are many varieties of cotton plant, from which cotton fibers with a range of characteristics can be obtained and used for various applications. Cotton fibers may be characterized according to a variety of properties, some of which are considered highly desirable within the textile industry for the production of increasingly high quality products and optimal exploitation of modem spinning technologies. Commercially desirable properties include length, length uniformity, fineness, maturity ratio, decreased fuzz fiber production, micronaire, bundle strength, and single fiber strength. Much effort has been put into the improvement of the characteristics of cotton fibers mainly focusing on fiber length and fiber fineness. In particular, there is a great demand for cotton fibers of specific lengths.

A cotton fiber is composed of a single cell that has differentiated from an epidermal cell of the seed coat, developing through four stages, i.e., initiation, elongation, secondary cell wall thickening and maturation stages. More specifically, the elongation of a cotton fiber commences in the epidermal cell of the ovule immediately following flowering, after which the cotton fiber rapidly elongates for approximately 21 days. Fiber elongation is then terminated, and a secondary cell wall is formed and grown through maturation to become a mature cotton fiber.

Several candidate genes which are associated with the elongation, formation, quality and yield of cotton fibers were disclosed in various patent applications such as U.S. Pat. No. 5,880,100 and U.S. patent application Ser. Nos. 08/580,545, 08/867,484 and 09/262,653 (describing genes involved in cotton fiber elongation stage); WO0245485 (improving fiber quality by modulating sucrose synthase); U.S. Pat. No. 6,472,588 and WO0117333 (increasing fiber quality by transformation with a DNA encoding sucrose phosphate synthase); WO9508914 (using a fiber-specific promoter and a coding sequence encoding cotton peroxidase); WO9626639 (using an ovary specific promoter sequence to express plant growth modifying hormones in cotton ovule tissue, for altering fiber quality characteristics such as fiber dimension and strength); U.S. Pat. Nos. 5,981,834, 5,597,718, 5,620,882, 5,521,708 and 5,495,070 (coding sequences to alter the fiber characteristics of transgenic fiber producing plants); U.S. patent applications U.S. 2002049999 and U.S. 2003074697 (expressing a gene coding for endoxyloglucan transferase, catalase or peroxidase for improving cotton fiber characteristics); WO 01/40250 (improving cotton fiber quality by modulating transcription factor gene expression); WO 96/40924 (a cotton fiber transcriptional initiation regulatory region associated which is expressed in cotton fiber); EP0834566 (a gene which controls the fiber formation mechanism in cotton plant); WO2005/121364 (improving cotton fiber quality by modulating gene expression); WO2008/075364 (improving fiber quality, yield/biomass/vigor and/or abiotic stress tolerance of plants).

WO publication No. 2004/104162 discloses methods of increasing abiotic stress tolerance and/or biomass in plants and plants generated thereby.

WO publication No. 2004/111183 discloses nucleotide sequences for regulating gene expression in plant trichomes and constructs and methods utilizing same.

WO publication No. 2004/081173 discloses novel plant derived regulatory sequences and constructs and methods of using such sequences for directing expression of exogenous polynucleotide sequences in plants.

WO publication No. 2005/121364 discloses polynucleotides and polypeptides involved in plant fiber development and methods of using same for improving fiber quality, yield and/or biomass of a fiber producing plant.

WO publication No. 2007/049275 discloses isolated polypeptides, polynucleotides encoding same, transgenic plants expressing same and methods of using same for increasing fertilizer use efficiency, plant abiotic stress tolerance and biomass.

WO publication No. 2007/020638 discloses methods of increasing abiotic stress tolerance and/or biomass in plants and plants generated thereby.

WO publication No. 2008/122980 discloses genes constructs and methods for increasing oil content, growth rate and biomass of plants.

WO publication No. 2008/075364 discloses polynucleotides involved in plant fiber development and methods of using same.

WO publication No. 2009/083958 discloses methods of increasing water use efficiency, fertilizer use efficiency, biotic/abiotic stress tolerance, yield and biomass in plant and plants generated thereby.

WO publication No. 2009/141824 discloses isolated polynucleotides and methods using same for increasing plant utility.

WO publication No. 2009/013750 discloses genes, constructs and methods of increasing abiotic stress tolerance, biomass and/or yield in plants generated thereby.

WO publication No. 2010/020941 discloses methods of increasing nitrogen use efficiency, abiotic stress tolerance, yield and biomass in plants and plants generated thereby.

WO publication No. 2010/076756 discloses isolated polynucleotides for increasing abiotic stress tolerance, yield, biomass, growth rate, vigor, oil content, fiber yield, fiber quality, and/or nitrogen use efficiency of a plant.

WO2010/100595 publication discloses isolated polynucleotides and polypeptides, and methods of using same for increasing plant yield and/or agricultural characteristics.

WO publication No. 2010/049897 discloses isolated polynucleotides and polypeptides and methods of using same for increasing plant yield, biomass, growth rate, vigor, oil content, abiotic stress tolerance of plants and nitrogen use efficiency.

WO2010/143138 publication discloses isolated polynucleotides and polypeptides, and methods of using same for increasing nitrogen use efficiency, fertilizer use efficiency, yield, growth rate, vigor, biomass, oil content, abiotic stress tolerance and/or water use efficiency

WO publication No. 2011/080674 discloses isolated polynucleotides and polypeptides and methods of using same for increasing plant yield, biomass, growth rate, vigor, oil content, abiotic stress tolerance of plants and nitrogen use efficiency.

WO2011/015985 publication discloses polynucleotides and polypeptides for increasing desirable plant qualities.

WO2011/135527 publication discloses isolated polynucleotides and polypeptides for increasing plant yield and/or agricultural characteristics.

WO2012/028993 publication discloses isolated polynucleotides and polypeptides, and methods of using same for increasing nitrogen use efficiency, yield, growth rate, vigor, biomass, oil content, and/or abiotic stress tolerance.

WO2012/085862 publication discloses isolated polynucleotides and polypeptides, and methods of using same for improving plant properties.

WO2012/150598 publication discloses isolated polynucleotides and polypeptides and methods of using same for increasing plant yield, biomass, growth rate, vigor, oil content, abiotic stress tolerance of plants and nitrogen use efficiency.

WO2013/027223 publication discloses isolated polynucleotides and polypeptides, and methods of using same for increasing plant yield and/or agricultural characteristics.

WO2013/080203 publication discloses isolated polynucleotides and polypeptides, and methods of using same for increasing nitrogen use efficiency, yield, growth rate, vigor, biomass, oil content, and/or abiotic stress tolerance.

WO2013/098819 publication discloses isolated polynucleotides and polypeptides, and methods of using same for increasing yield of plants.

WO2013/128448 publication discloses isolated polynucleotides and polypeptides and methods of using same for increasing plant yield, biomass, growth rate, vigor, oil content, abiotic stress tolerance of plants and nitrogen use efficiency.

WO 2013/179211 publication discloses isolated polynucleotides and polypeptides, and methods of using same for increasing plant yield and/or agricultural characteristics.

WO2014/033714 publication discloses isolated polynucleotides, polypeptides and methods of using same for increasing abiotic stress tolerance, biomass and yield of plants.

WO2014/102773 publication discloses isolated polynucleotides and polypeptides, and methods of using same for increasing nitrogen use efficiency of plants.

WO2014/102774 publication discloses isolated polynucleotides and polypeptides, construct and plants comprising same and methods of using same for increasing nitrogen use efficiency of plants.

WO2014/188428 publication discloses isolated polynucleotides and polypeptides, and methods of using same for increasing plant yield and/or agricultural characteristics.

WO2015/029031 publication discloses isolated polynucleotides and polypeptides, and methods of using same for increasing plant yield and/or agricultural characteristics.

According to an aspect of some embodiments of the present invention there is provided a method of increasing yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance of a plant, comprising expressing within the plant an exogenous polynucleotide comprising a nucleic acid sequence encoding a polypeptide at least 80% identical to SEQ ID NO: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 or 10629, thereby increasing the yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance of the plant.

According to an aspect of some embodiments of the present invention there is provided a method of increasing yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance of a plant, comprising expressing within the plant an exogenous polynucleotide comprising a nucleic acid sequence encoding a polypeptide selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629, thereby increasing the yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance of the plant.

According to an aspect of some embodiments of the present invention there is provided a method of producing a crop comprising growing a crop plant transformed with an exogenous polynucleotide comprising a nucleic acid sequence encoding a polypeptide at least 80% hom*ologous to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 or 10629, wherein the crop plant is derived from plants which have been transformed with the exogenous polynucleotide and which have been selected for increased yield, increased growth rate, increased biomass, increased vigor, increased oil content, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, increased nitrogen use efficiency, and/or increased abiotic stress tolerance as compared to a wild type plant of the same species which is grown under the same growth conditions, and the crop plant having the increased yield, increased growth rate, increased biomass, increased vigor, increased oil content, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, increased nitrogen use efficiency, and/or increased abiotic stress tolerance, thereby producing the crop.

According to an aspect of some embodiments of the present invention there is provided a method of increasing yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance of a plant, comprising expressing within the plant an exogenous polynucleotide comprising a nucleic acid sequence at least 80% identical to SEQ ID NO: 1-82, 84-174, 176-222, 224-229, 231-235, 238-302, 304-387, 389-473, 475-519, 521-526, 528-532, 535-551, 898-2468, 2485, 2492-2493, 2495, 2507-2508, 2510-2512, 2523-2524, 2526, 2528, 2533, 2537, 2541, 2545-2546, 2551-2553, 2557, 2564, 2567, 2573-2574, 2576-2577, 2583, 2594, 2599, 2602, 2611, 2613-2614, 2616-2617, 2619, 2635-2638, 2640-2642, 2648, 2652, 2655, 2660, 2662, 2666, 2668, 2673-2674, 2677, 2679, 2681, 2683-2688, 2691, 2693, 2695-2698, 2700, 2707-2708, 2713-2714, 2716-2717, 2719-2720, 2724-2726, 2728, 2730-2731, 2736-2742, 2744-2746, 2751-2753, 2757, 2759-2762, 2764-2766, 2769-2776, 2780-2783, 2785-2788, 2791, 2793-2795, 2798, 2805, 2807-2808, 2812, 2814-2815, 2818-2820, 2823, 2829, 2834-2838, 2840-2842, 2844-2846, 2848, 2852-2858, 2860-2872, 2874, 2876-3244, 3246, 3248-4015, 4017-4426, 4449-5012, 5015-5071, 5073-5090, 5101, 5255, 5267-5304, 5306-5307, 5309-5539, 5541, 5543-5976, 5994-5999, 6003-6027 and 6028, thereby increasing the yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance of the plant.

According to an aspect of some embodiments of the present invention there is provided a method of increasing yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance of a plant, comprising expressing within the plant an exogenous polynucleotide comprising the nucleic acid sequence selected from the group consisting of SEQ ID NOs: 1-82, 84-174, 176-222, 224-229, 231-235, 238-302, 304-387, 389-473, 475-519, 521-526, 528-532, 535-551, 898-2468, 2485, 2492-2493, 2495, 2507-2508, 2510-2512, 2523-2524, 2526, 2528, 2533, 2537, 2541, 2545-2546, 2551-2553, 2557, 2564, 2567, 2573-2574, 2576-2577, 2583, 2594, 2599, 2602, 2611, 2613-2614, 2616-2617, 2619, 2635-2638, 2640-2642, 2648, 2652, 2655, 2660, 2662, 2666, 2668, 2673-2674, 2677, 2679, 2681, 2683-2688, 2691, 2693, 2695-2698, 2700, 2707-2708, 2713-2714, 2716-2717, 2719-2720, 2724-2726, 2728, 2730-2731, 2736-2742, 2744-2746, 2751-2753, 2757, 2759-2762, 2764-2766, 2769-2776, 2780-2783, 2785-2788, 2791, 2793-2795, 2798, 2805, 2807-2808, 2812, 2814-2815, 2818-2820, 2823, 2829, 2834-2838, 2840-2842, 2844-2846, 2848, 2852-2858, 2860-2872, 2874, 2876-3244, 3246, 3248-4015, 4017-4426, 4449-5012, 5015-5071, 5073-5090, 5101, 5255, 5267-5304, 5306-5307, 5309-5539, 5541, 5543-5976, 5994-5999, 6003-6027 and 6028, thereby increasing the yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance of the plant.

According to an aspect of some embodiments of the present invention there is provided a method of producing a crop comprising growing a crop plant transformed with an exogenous polynucleotide which comprises a nucleic acid sequence which is at least 80% identical to the nucleic acid sequence selected from the group consisting of SEQ ID NOs: 1-82, 84-174, 176-222, 224-229, 231-235, 238-302, 304-387, 389-473, 475-519, 521-526, 528-532, 535-551, 898-2468, 2485, 2492-2493, 2495, 2507-2508, 2510-2512, 2523-2524, 2526, 2528, 2533, 2537, 2541, 2545-2546, 2551-2553, 2557, 2564, 2567, 2573-2574, 2576-2577, 2583, 2594, 2599, 2602, 2611, 2613-2614, 2616-2617, 2619, 2635-2638, 2640-2642, 2648, 2652, 2655, 2660, 2662, 2666, 2668, 2673-2674, 2677, 2679, 2681, 2683-2688, 2691, 2693, 2695-2698, 2700, 2707-2708, 2713-2714, 2716-2717, 2719-2720, 2724-2726, 2728, 2730-2731, 2736-2742, 2744-2746, 2751-2753, 2757, 2759-2762, 2764-2766, 2769-2776, 2780-2783, 2785-2788, 2791, 2793-2795, 2798, 2805, 2807-2808, 2812, 2814-2815, 2818-2820, 2823, 2829, 2834-2838, 2840-2842, 2844-2846, 2848, 2852-2858, 2860-2872, 2874, 2876-3244, 3246, 3248-4015, 4017-4426, 4449-5012, 5015-5071, 5073-5090, 5101, 5255, 5267-5304, 5306-5307, 5309-5539, 5541, 5543-5976, 5994-5999, 6003-6027 and 6028, wherein the crop plant is derived from plants which have been transformed with the exogenous polynucleotide and which have been selected for increased yield, increased growth rate, increased biomass, increased vigor, increased oil content, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, increased nitrogen use efficiency, and/or increased abiotic stress tolerance as compared to a wild type plant of the same species which is grown under the same growth conditions, and the crop plant having the increased yield, increased growth rate, increased biomass, increased vigor, increased oil content, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, increased nitrogen use efficiency, and/or increased abiotic stress tolerance, thereby producing the crop.

According to an aspect of some embodiments of the present invention there is provided an isolated polynucleotide comprising a nucleic acid sequence encoding a polypeptide which comprises an amino acid sequence at least 80% hom*ologous to the amino acid sequence set forth in SEQ ID NO: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 or 10629, wherein the amino acid sequence is capable of increasing yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance of a plant.

According to an aspect of some embodiments of the present invention there is provided an isolated polynucleotide comprising a nucleic acid sequence encoding a polypeptide which comprises the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629.

According to an aspect of some embodiments of the present invention there is provided an isolated polynucleotide comprising a nucleic acid sequence at least 80% identical to SEQ ID NOs: 1-82, 84-174, 176-222, 224-229, 231-235, 238-302, 304-387, 389-473, 475-519, 521-526, 528-532, 535-551, 898-2468, 2485, 2492-2493, 2495, 2507-2508, 2510-2512, 2523-2524, 2526, 2528, 2533, 2537, 2541, 2545-2546, 2551-2553, 2557, 2564, 2567, 2573-2574, 2576-2577, 2583, 2594, 2599, 2602, 2611, 2613-2614, 2616-2617, 2619, 2635-2638, 2640-2642, 2648, 2652, 2655, 2660, 2662, 2666, 2668, 2673-2674, 2677, 2679, 2681, 2683-2688, 2691, 2693, 2695-2698, 2700, 2707-2708, 2713-2714, 2716-2717, 2719-2720, 2724-2726, 2728, 2730-2731, 2736-2742, 2744-2746, 2751-2753, 2757, 2759-2762, 2764-2766, 2769-2776, 2780-2783, 2785-2788, 2791, 2793-2795, 2798, 2805, 2807-2808, 2812, 2814-2815, 2818-2820, 2823, 2829, 2834-2838, 2840-2842, 2844-2846, 2848, 2852-2858, 2860-2872, 2874, 2876-3244, 3246, 3248-4015, 4017-4426, 4449-5012, 5015-5071, 5073-5090, 5101, 5255, 5267-5304, 5306-5307, 5309-5539, 5541, 5543-5976, 5994-5999, 6003-6027 or 6028, wherein the nucleic acid sequence is capable of increasing yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance of a plant.

According to an aspect of some embodiments of the present invention there is provided an isolated polynucleotide comprising the nucleic acid sequence selected from the group consisting of SEQ ID NOs: 1-551, 898-6027 and 6028.

According to an aspect of some embodiments of the present invention there is provided a nucleic acid construct comprising the isolated polynucleotide of some embodiments of the invention, and a promoter for directing transcription of the nucleic acid sequence in a host cell.

According to an aspect of some embodiments of the present invention there is provided an isolated polypeptide comprising an amino acid sequence at least 80% hom*ologous to SEQ ID NO: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 or 10629, wherein the amino acid sequence is capable of increasing yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance of a plant.

According to an aspect of some embodiments of the present invention there is provided an isolated polypeptide comprising the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629.

According to an aspect of some embodiments of the present invention there is provided a plant cell exogenously expressing the polynucleotide of some embodiments of the invention, or the nucleic acid construct of some embodiments of the invention.

According to an aspect of some embodiments of the present invention there is provided a plant cell exogenously expressing the polypeptide of some embodiments of the invention.

According to an aspect of some embodiments of the present invention there is provided a transgenic plant comprising the nucleic acid construct of some embodiments of the invention, or the plant cell of some embodiments of the invention.

According to an aspect of some embodiments of the present invention there is provided a method of growing a crop, the method comprising seeding seeds and/or planting plantlets of a plant transformed with the isolated polynucleotide of some embodiments of the invention, or with the nucleic acid construct of some embodiments of the invention, wherein the plant is derived from plants which have been transformed with the exogenous polynucleotide and which have been selected for at least one trait selected from the group consisting of: increased nitrogen use efficiency, increased abiotic stress tolerance, increased biomass, increased growth rate, increased vigor, increased yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, and increased oil content as compared to a non-transformed plant, thereby growing the crop.

According to an aspect of some embodiments of the present invention there is provided a method of selecting a transformed plant having increased yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance as compared to a wild type plant of the same species which is grown under the same growth conditions, the method comprising:

(a) providing plants transformed with an exogenous polynucleotide encoding a polypeptide comprising an amino acid sequence at least 80% hom*ologous to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 or 10629,

(b) selecting from the plants of step (a) a plant having increased yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance as compared to a wild type plant of the same species which is grown under the same growth conditions,

thereby selecting the plant having the increased yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance as compared to the wild type plant of the same species which is grown under the same growth conditions.

According to an aspect of some embodiments of the present invention there is provided a method of selecting a transformed plant having increased yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance as compared to a wild type plant of the same species which is grown under the same growth conditions, the method comprising:

(a) providing plants transformed with an exogenous polynucleotide at least 80% identical to the nucleic acid sequence selected from the group consisting of SEQ ID NOs: 1-82, 84-174, 176-222, 224-229, 231-235, 238-302, 304-387, 389-473, 475-519, 521-526, 528-532, 535-551, 898-2468, 2485, 2492-2493, 2495, 2507-2508, 2510-2512, 2523-2524, 2526, 2528, 2533, 2537, 2541, 2545-2546, 2551-2553, 2557, 2564, 2567, 2573-2574, 2576-2577, 2583, 2594, 2599, 2602, 2611, 2613-2614, 2616-2617, 2619, 2635-2638, 2640-2642, 2648, 2652, 2655, 2660, 2662, 2666, 2668, 2673-2674, 2677, 2679, 2681, 2683-2688, 2691, 2693, 2695-2698, 2700, 2707-2708, 2713-2714, 2716-2717, 2719-2720, 2724-2726, 2728, 2730-2731, 2736-2742, 2744-2746, 2751-2753, 2757, 2759-2762, 2764-2766, 2769-2776, 2780-2783, 2785-2788, 2791, 2793-2795, 2798, 2805, 2807-2808, 2812, 2814-2815, 2818-2820, 2823, 2829, 2834-2838, 2840-2842, 2844-2846, 2848, 2852-2858, 2860-2872, 2874, 2876-3244, 3246, 3248-4015, 4017-4426, 4449-5012, 5015-5071, 5073-5090, 5101, 5255, 5267-5304, 5306-5307, 5309-5539, 5541, 5543-5976, 5994-5999, 6003-6027 and 6028,

(b) selecting from the plants of step (a) a plant having increased yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance as compared to a wild type plant of the same species which is grown under the same growth conditions,

thereby selecting the plant having the increased yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance as compared to the wild type plant of the same species which is grown under the same growth conditions.

According to some embodiments of the invention, the nucleic acid sequence encodes an amino acid sequence selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629.

According to some embodiments of the invention, the nucleic acid sequence is selected from the group consisting of SEQ ID NOs: 1-551, 898-6027 and 6028.

According to some embodiments of the invention, the polynucleotide consists of the nucleic acid sequence selected from the group consisting of SEQ ID NOs: 1-551, 898-6027 and 6028.

According to some embodiments of the invention, the nucleic acid sequence encodes the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629.

According to some embodiments of the invention, the plant cell forms part of a plant.

According to some embodiments of the invention, the method further comprising growing the plant expressing the exogenous polynucleotide under the abiotic stress.

According to some embodiments of the invention, the abiotic stress is selected from the group consisting of salinity, drought, osmotic stress, water deprivation, flood, etiolation, low temperature, high temperature, heavy metal toxicity, anaerobiosis, nutrient deficiency, nitrogen deficiency, nutrient excess, atmospheric pollution and UV irradiation.

According to some embodiments of the invention, the yield comprises seed yield or oil yield.

According to some embodiments of the invention, the method further comprising growing the plant expressing the exogenous polynucleotide under nitrogen-limiting conditions.

According to some embodiments of the invention, the promoter is heterologous to the isolated polynucleotide and/or to the host cell.

According to some embodiments of the invention, the non-transformed plant is a wild type plant of identical genetic background.

According to some embodiments of the invention, the non-transformed plant is a wild type plant of the same species.

According to some embodiments of the invention, the non-transformed plant is grown under identical growth conditions.

According to some embodiments of the invention, the method further comprising selecting a plant having an increased yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance as compared to the wild type plant of the same species which is grown under the same growth conditions.

According to some embodiments of the invention, selecting is performed under non-stress conditions.

According to some embodiments of the invention, selecting is performed under abiotic stress conditions.

Unless otherwise defined, all technical and/or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the invention pertains. Although methods and materials similar or equivalent to those described herein can be used in the practice or testing of embodiments of the invention, exemplary methods and/or materials are described below. In case of conflict, the patent specification, including definitions, will control. In addition, the materials, methods, and examples are illustrative only and are not intended to be necessarily limiting.

Some embodiments of the invention are herein described, by way of example only, with reference to the accompanying drawings. With specific reference now to the drawings in detail, it is stressed that the particulars shown are by way of example and for purposes of illustrative discussion of embodiments of the invention. In this regard, the description taken with the drawings makes apparent to those skilled in the art how embodiments of the invention may be practiced.

In the drawings:

FIG. 1 is a schematic illustration of the modified pGI binary plasmid containing the new At6669 promoter (SEQ ID NO: 10654) and the GUSintron (pQYN 6669) used for expressing the isolated polynucleotide sequences of the invention. RB—T-DNA right border; LB—T-DNA left border; MCS—Multiple cloning site; RE—any restriction enzyme; NOS pro=nopaline synthase promoter; NPT-II=neomycin phosphotransferase gene; NOS ter=nopaline synthase terminator; Poly-A signal (polyadenylation signal); GUSintron—the GUS reporter gene (coding sequence and intron). The isolated polynucleotide sequences of the invention were cloned into the vector while replacing the GUSintron reporter gene.

FIG. 2 is a schematic illustration of the modified pGI binary plasmid containing the new At6669 promoter (SEQ ID NO: 10654) (pQFN or pQFNc or pQsFN) used for expressing the isolated polynucleotide sequences of the invention. RB—T-DNA right border; LB—T-DNA left border; MCS—Multiple cloning site; RE—any restriction enzyme; NOS pro=nopaline synthase promoter; NPT-II=neomycin phosphotransferase gene; NOS ter=nopaline synthase terminator; Poly-A signal (polyadenylation signal); The isolated polynucleotide sequences of the invention were cloned into the MCS of the vector.

FIGS. 3A-3F are images depicting visualization of root development of transgenic plants exogenously expressing the polynucleotide of some embodiments of the invention when grown in transparent agar plates under normal (FIGS. 3A-3B), osmotic stress (15% PEG; FIGS. 3C-3D) or nitrogen-limiting (FIGS. 3E-3F) conditions. The different transgenes were grown in transparent agar plates for 17 days (7 days nursery and 10 days after transplanting). The plates were photographed every 3-4 days starting at day 1 after transplanting. FIG. 3A—An image of a photograph of plants taken following 10 after transplanting days on agar plates when grown under normal (standard) conditions. FIG. 3B—An image of root analysis of the plants shown in FIG. 3A in which the lengths of the roots measured are represented by arrows. FIG. 3C—An image of a photograph of plants taken following 10 days after transplanting on agar plates, grown under high osmotic (PEG 15%) conditions. FIG. 3D—An image of root analysis of the plants shown in FIG. 3C in which the lengths of the roots measured are represented by arrows. FIG. 3E—An image of a photograph of plants taken following 10 days after transplanting on agar plates, grown under low nitrogen conditions. FIG. 3F—An image of root analysis of the plants shown in FIG. 3E in which the lengths of the roots measured are represented by arrows.

FIG. 4 is a schematic illustration of the modified pGI binary plasmid containing the Root Promoter (pQNa RP) used for expressing the isolated polynucleotide sequences of the invention. RB—T-DNA right border; LB—T-DNA left border; NOS pro=nopaline synthase promoter; NPT-II=neomycin phosphotransferase gene; NOS ter=nopaline synthase terminator; Poly-A signal (polyadenylation signal); The isolated polynucleotide sequences according to some embodiments of the invention were cloned into the MCS (Multiple cloning site) of the vector.

FIG. 5 is a schematic illustration of the pQYN plasmid.

FIG. 6 is a schematic illustration of the pQFN plasmid.

FIG. 7 is a schematic illustration of the pQFYN plasmid.

FIG. 8 is a schematic illustration of the modified pGI binary plasmid (pQXNc) used for expressing the isolated polynucleotide sequences of some embodiments of the invention. RB—T-DNA right border; LB—T-DNA left border; NOS pro=nopaline synthase promoter; NPT-II=neomycin phosphotransferase gene; NOS ter=nopaline synthase terminator; RE=any restriction enzyme; Poly-A signal (polyadenylation signal); 35S-the 35S promoter (pQXNc); SEQ ID NO: 10650). The isolated polynucleotide sequences of some embodiments of the invention were cloned into the MCS (Multiple cloning site) of the vector.

FIGS. 9A-9B are schematic illustrations of the pEBbVNi tDNA (FIG. 9A) and the pEBbNi tDNA (FIG. 9B) plasmids used in the Brachypodium experiments. pEBbVNi tDNA (FIG. 9A) was used for expression of the isolated polynucleotide sequences of some embodiments of the invention in Brachypodium. pEBbNi tDNA (FIG. 9B) was used for transformation into Brachypodium as a negative control. “RB”=right border; “2LBregion”=2 repeats of left border; “35S”=35S promoter (SEQ ID NO: 10666 in FIG. 9A); “Ubiquitin promoter (SEQ ID NO: 10640 in both of FIGS. 9A and 9B; “NOS ter”=nopaline synthase terminator; “Bar ORF”—BAR open reading frame (GenBank Accession No. JQ293091.1; SEQ ID NO: 10667); The isolated polynucleotide sequences of some embodiments of the invention were cloned into the Multiple cloning site of the vector using one or more of the indicated restriction enzyme sites.

FIG. 10 depicts seedling analysis of an Arabidopsis plant having shoots (upper part, marked “#1”) and roots (lower part, marked “#2”). Using an image analysis system the minimal convex area encompassed by the roots is determined. Such area corresponds to the root coverage of the plant.

FIG. 11 is a schematic illustration of the pQ6sVN plasmid. pQ6sVN was used for expression of the isolated polynucleotide sequences of some embodiments of the invention in Brachypodium. “35S(V)”=35S promoter (SEQ ID NO:10666); “NOS ter”=nopaline synthase terminator; “Bar_GA”=BAR open reading frame optimized for expression in Brachypodium (SEQ ID NO: 11335); “Hygro”=Hygromycin resistance gene. “Ubi1 promoter”=10640; The isolated polynucleotide sequences of some embodiments of the invention were cloned into the Multiple cloning site of the vector (downstream of the “35S(V)” promoter) using one or more of the indicated restriction enzyme sites.

FIG. 12 is a schematic illustration of the pQsFN plasmid containing the new At6669 promoter (SEQ ID NO: 10654) used for expression the isolated polynucleotide sequences of the invention in Arabidopsis. RB—T-DNA right border; LB—T-DNA left border; MCS—Multiple cloning site; RE—any restriction enzyme; NOS pro=nopaline synthase promoter; NPT-II=neomycin phosphotransferase gene; NOS ter=nopaline synthase terminator; Poly-A signal (polyadenylation signal); The isolated polynucleotide sequences of the invention were cloned into the MCS of the vector.

FIG. 13 is schematic illustration pQ6sN plasmid, which is used as a negative control (“empty vector”) of the experiments performed when the plants were transformed with the pQ6sVN vector. “Ubi1” promoter (SEQ ID NO: 10640); NOS ter=nopaline synthase terminator; “Bar_GA”=BAR open reading frame optimized for expression in Brachypodium (SEQ ID NO:11335).

The present invention, in some embodiments thereof, relates to isolated polynucleotides and polypeptides, nucleic acid constructs, transgenic cells and transgenic plants comprising same and methods of generating and using same, and, more particularly, but not exclusively, to methods of increasing yield, biomass, growth rate, vigor, oil content, fiber yield, fiber quality abiotic stress tolerance, and/or fertilizer use efficiency (e.g., nitrogen use efficiency) of a plant.

Before explaining at least one embodiment of the invention in detail, it is to be understood that the invention is not necessarily limited in its application to the details set forth in the following description or exemplified by the Examples. The invention is capable of other embodiments or of being practiced or carried out in various ways.

The present inventors have identified novel polypeptides and polynucleotides which can be used to generate nucleic acid constructs, transgenic plants and to increase nitrogen use efficiency, fertilizer use efficiency, yield, growth rate, vigor, biomass, oil content, fiber yield, fiber quality, fiber length, photosynthetic capacity, abiotic stress tolerance and/or water use efficiency of a plant, such as a wheat plant.

Thus, as shown in the Examples section which follows, the present inventors have utilized bioinformatics tools to identify polynucleotides which enhance/increase fertilizer use efficiency (e.g., nitrogen use efficiency), yield (e.g., seed yield, oil yield, oil content), growth rate, biomass, vigor, fiber yield, fiber quality, fiber length, photosynthetic capacity, and/or abiotic stress tolerance of a plant. Genes which affect the trait-of-interest were identified [SEQ ID NOs: 552-897 (for polypeptides); and SEQ ID NOs: 1-551 (for polynucleotides)] based on expression profiles of genes of several Arabidopsis, Barley, Sorghum, Maize, Brachypodium, soybean, cotton, Bean, wheat, tomato, and Foxtail millet ecotypes and accessions in various tissues and growth conditions, hom*ology with genes known to affect the trait-of-interest and using digital expression profile in specific tissues and conditions (Tables 1-232, Examples 1, and 3-24 of the Examples section which follows). hom*ologous (e.g., orthologous) polypeptides and polynucleotides having the same function in increasing fertilizer use efficiency (e.g., nitrogen use efficiency), yield (e.g., seed yield, oil yield, oil content), growth rate, biomass, vigor, fiber yield, fiber quality, fiber length, photosynthetic capacity, and/or abiotic stress tolerance of a plant were also identified [SEQ ID NOs: 6029-10629 (for polypeptides), and SEQ ID NOs: 898-6028 (for polynucleotides); Table 2, Example 2 of the Examples section which follows]. The polynucleotides of some embodiments of the invention were cloned into binary vectors (Examples 25-26, Table 233), and were further transformed into Arabidopsis and Brachypodium plants (Examples 27-28). Transgenic plants over-expressing the identified polynucleotides were found to exhibit increased biomass, growth rate, vigor and yield under normal growth conditions, nitrogen limiting growth conditions or abiotic stress conditions (Tables 234-275; Examples 29-33) as compared to control plants grown under the same growth conditions. Altogether, these results suggest the use of the novel polynucleotides and polypeptides of the invention (e.g., SEQ ID NOs: 552-897 and 6029-10629; and SEQ ID NOs: 1-551 and 898-6028) for increasing nitrogen use efficiency, fertilizer use efficiency, yield (e.g., oil yield, seed yield and oil content), growth rate, biomass, vigor, fiber yield, fiber quality, fiber length, photosynthetic capacity, water use efficiency and/or abiotic stress tolerance of a plant.

Thus, according to an aspect of some embodiments of the invention, there is provided method of increasing oil content, yield, growth rate, biomass, vigor, fiber yield, fiber quality, fiber length, photosynthetic capacity, fertilizer use efficiency (e.g., nitrogen use efficiency) and/or abiotic stress tolerance of a plant, comprising expressing within the plant an exogenous polynucleotide comprising a nucleic acid sequence encoding a polypeptide at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, or more say 100% hom*ologous (e.g., identical) to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-897 and 6029-10629, e.g., using an exogenous polynucleotide which is at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, or more say 100% identical to the polynucleotide selected from the group consisting of SEQ ID NOs: 1-551 and 898-6028, thereby increasing the oil content, yield, growth rate, biomass, vigor, fiber yield, fiber quality, fiber length, photosynthetic capacity, fertilizer use efficiency (e.g., nitrogen use efficiency) and/or abiotic stress tolerance of the plant.

According to an aspect of some embodiments of the invention, there is provided method of increasing oil content, yield, growth rate, biomass, vigor, fiber yield, fiber quality, fiber length, photosynthetic capacity, fertilizer use efficiency (e.g., nitrogen use efficiency) and/or abiotic stress tolerance of a plant, comprising expressing within the plant an exogenous polynucleotide comprising a nucleic acid sequence encoding a polypeptide at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, or more say 100% hom*ologous to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 and 10629, thereby increasing the oil content, yield, growth rate, biomass, vigor, fiber yield, fiber quality, fiber length, photosynthetic capacity, fertilizer use efficiency (e.g., nitrogen use efficiency) and/or abiotic stress tolerance of the plant.

As used herein the phrase “plant yield” refers to the amount (e.g., as determined by weight or size) or quantity (numbers) of tissues or organs produced per plant or per growing season. Hence increased yield could affect the economic benefit one can obtain from the plant in a certain growing area and/or growing time.

It should be noted that a plant yield can be affected by various parameters including, but not limited to, plant biomass; plant vigor; growth rate; seed yield; seed or grain quantity; seed or grain quality; oil yield; content of oil, starch and/or protein in harvested organs (e.g., seeds or vegetative parts of the plant); number of flowers (florets) per panicle (expressed as a ratio of number of filled seeds over number of primary panicles); harvest index; number of plants grown per area; number and size of harvested organs per plant and per area; number of plants per growing area (density); number of harvested organs in field; total leaf area; carbon assimilation and carbon partitioning (the distribution/allocation of carbon within the plant); resistance to shade; number of harvestable organs (e.g. seeds), seeds per pod, weight per seed; and modified architecture [such as increase stalk diameter, thickness or improvement of physical properties (e.g. elasticity)].

As used herein the phrase “seed yield” refers to the number or weight of the seeds per plant, seeds per pod, or per growing area or to the weight of a single seed, or to the oil extracted per seed. Hence seed yield can be affected by seed dimensions (e.g., length, width, perimeter, area and/or volume), number of (filled) seeds and seed filling rate and by seed oil content. Hence increase seed yield per plant could affect the economic benefit one can obtain from the plant in a certain growing area and/or growing time; and increase seed yield per growing area could be achieved by increasing seed yield per plant, and/or by increasing number of plants grown on the same given area.

The term “seed” (also referred to as “grain” or “kernel”) as used herein refers to a small embryonic plant enclosed in a covering called the seed coat (usually with some stored food), the product of the ripened ovule of gymnosperm and angiosperm plants which occurs after fertilization and some growth within the mother plant.

The phrase “oil content” as used herein refers to the amount of lipids in a given plant organ, either the seeds (seed oil content) or the vegetative portion of the plant (vegetative oil content) and is typically expressed as percentage of dry weight (10% humidity of seeds) or wet weight (for vegetative portion).

It should be noted that oil content is affected by intrinsic oil production of a tissue (e.g., seed, vegetative portion), as well as the mass or size of the oil-producing tissue per plant or per growth period.

In one embodiment, increase in oil content of the plant can be achieved by increasing the size/mass of a plant's tissue(s) which comprise oil per growth period. Thus, increased oil content of a plant can be achieved by increasing the yield, growth rate, biomass and vigor of the plant.

As used herein the phrase “plant biomass” refers to the amount (e.g., measured in grams of air-dry tissue) of a tissue produced from the plant in a growing season, which could also determine or affect the plant yield or the yield per growing area. An increase in plant biomass can be in the whole plant or in parts thereof such as aboveground (harvestable) parts, vegetative biomass, roots and seeds.

As used herein the term “root biomass” refers to the total weight of the plant's root(s). Root biomass can be determined directly by weighing the total root material (fresh and/or dry weight) of a plant.

Additional or alternatively, the root biomass can be indirectly determined by measuring root coverage, root density and/or root length of a plant.

It should be noted that plants having a larger root coverage exhibit higher fertilizer (e.g., nitrogen) use efficiency and/or higher water use efficiency as compared to plants with a smaller root coverage.

As used herein the phrase “root coverage” refers to the total area or volume of soil or of any plant-growing medium encompassed by the roots of a plant.

According to some embodiments of the invention, the root coverage is the minimal convex volume encompassed by the roots of the plant.

It should be noted that since each plant has a characteristic root system, e.g., some plants exhibit a shallow root system (e.g., only a few centimeters below ground level), while others have a deep in soil root system (e.g., a few tens of centimeters or a few meters deep in soil below ground level), measuring the root coverage of a plant can be performed in any depth of the soil or of the plant-growing medium, and comparison of root coverage between plants of the same species (e.g., a transgenic plant exogenously expressing the polynucleotide of some embodiments of the invention and a control plant) should be performed by measuring the root coverage in the same depth.

According to some embodiments of the invention, the root coverage is the minimal convex area encompassed by the roots of a plant in a specific depth.

A non-limiting example of measuring root coverage is shown in FIG. 10.

As used herein the term “root density” refers to the density of roots in a given area (e.g., area of soil or any plant growing medium). The root density can be determined by counting the root number per a predetermined area at a predetermined depth (in units of root number per area, e.g., mm2, cm2 or m2).

As used herein the phrase “root length” refers to the total length of the longest root of a single plant.

As used herein the phrase “root length growth rate” refers to the change in total root length per plant per time unit (e.g., per day).

As used herein the phrase “growth rate” refers to the increase in plant organ/tissue size per time (can be measured in cm2 per day or cm/day).

As used herein the phrase “photosynthetic capacity” (also known as “Amax”) is a measure of the maximum rate at which leaves are able to fix carbon during photosynthesis. It is typically measured as the amount of carbon dioxide that is fixed per square meter per second, for example as μmol m−2 sec−1. Plants are able to increase their photosynthetic capacity by several modes of action, such as by increasing the total leaves area (e.g., by increase of leaves area, increase in the number of leaves, and increase in plant's vigor, e.g., the ability of the plant to grow new leaves along time course) as well as by increasing the ability of the plant to efficiently execute carbon fixation in the leaves. Hence, the increase in total leaves area can be used as a reliable measurement parameter for photosynthetic capacity increment.

As used herein the phrase “plant vigor” refers to the amount (measured by weight) of tissue produced by the plant in a given time. Hence increased vigor could determine or affect the plant yield or the yield per growing time or growing area. In addition, early vigor (seed and/or seedling) results in improved field stand.

Improving early vigor is an important objective of modern rice breeding programs in both temperate and tropical rice cultivars. Long roots are important for proper soil anchorage in water-seeded rice. Where rice is sown directly into flooded fields, and where plants must emerge rapidly through water, longer shoots are associated with vigour. Where drill-seeding is practiced, longer mesocotyls and coleoptiles are important for good seedling emergence. The ability to engineer early vigor into plants would be of great importance in agriculture. For example, poor early vigor has been a limitation to the introduction of maize (Zea mays L.) hybrids based on Corn Belt germplasm in the European Atlantic.

It should be noted that a plant trait such as yield, growth rate, biomass, vigor, oil content, fiber yield, fiber quality, fiber length, photosynthetic capacity, fertilizer use efficiency (e.g., nitrogen use efficiency) can be determined under stress (e.g., abiotic stress, nitrogen-limiting conditions) and/or non-stress (normal) conditions.

As used herein, the phrase “non-stress conditions” refers to the growth conditions (e.g., water, temperature, light-dark cycles, humidity, salt concentration, fertilizer concentration in soil, nutrient supply such as nitrogen, phosphorous and/or potassium), that do not significantly go beyond the everyday climatic and other abiotic conditions that plants may encounter, and which allow optimal growth, metabolism, reproduction and/or viability of a plant at any stage in its life cycle (e.g., in a crop plant from seed to a mature plant and back to seed again). Persons skilled in the art are aware of normal soil conditions and climatic conditions for a given plant in a given geographic location. It should be noted that while the non-stress conditions may include some mild variations from the optimal conditions (which vary from one type/species of a plant to another), such variations do not cause the plant to cease growing without the capacity to resume growth.

Following is a non-limiting description of non-stress (normal) growth conditions which can be used for growing the transgenic plants expressing the polynucleotides or polypeptides of some embodiments of the invention.

For example, normal conditions for growing sorghum include irrigation with about 452,000 liter water per dunam (1000 square meters) and fertilization with about 14 units nitrogen per dunam per growing season.

Normal conditions for growing cotton include irrigation with about 580,000 liter water per dunam (1000 square meters) and fertilization with about 24 units nitrogen per dunam per growing season.

Normal conditions for growing bean include irrigation with about 524,000 liter water per dunam (1000 square meters) and fertilization with about 16 units nitrogen per dunam per growing season.

Normal conditions for growing B. Juncea include irrigation with about 861,000 liter water per dunam (1000 square meters) and fertilization with about 12 units nitrogen per dunam per growing season.

The phrase “abiotic stress” as used herein refers to any adverse effect on metabolism, growth, reproduction and/or viability of a plant. Accordingly, abiotic stress can be induced by suboptimal environmental growth conditions such as, for example, salinity, osmotic stress, water deprivation, drought, flooding, freezing, low or high temperature, heavy metal toxicity, anaerobiosis, nutrient deficiency (e.g., nitrogen deficiency or limited nitrogen), atmospheric pollution or UV irradiation. The implications of abiotic stress are discussed in the Background section.

The phrase “abiotic stress tolerance” as used herein refers to the ability of a plant to endure an abiotic stress without suffering a substantial alteration in metabolism, growth, productivity and/or viability.

Plants are subject to a range of environmental challenges. Several of these, including salt stress, general osmotic stress, drought stress and freezing stress, have the ability to impact whole plant and cellular water availability. Not surprisingly, then, plant responses to this collection of stresses are related. Zhu (2002) Ann. Rev. Plant Biol. 53: 247-273 et al. note that “most studies on water stress signaling have focused on salt stress primarily because plant responses to salt and drought are closely related and the mechanisms overlap”. Many examples of similar responses and pathways to this set of stresses have been documented. For example, the CBF transcription factors have been shown to condition resistance to salt, freezing and drought (Kasuga et al. (1999) Nature Biotech. 17: 287-291). The Arabidopsis rd29B gene is induced in response to both salt and dehydration stress, a process that is mediated largely through an ABA signal transduction process (Uno et al. (2000) Proc. Natl. Acad. Sci. USA 97: 11632-11637), resulting in altered activity of transcription factors that bind to an upstream element within the rd29B promoter. In Mesembryanthemum crystallinum (ice plant), Patharker and Cushman have shown that a calcium-dependent protein kinase (McCDPK1) is induced by exposure to both drought and salt stresses (Patharker and Cushman (2000) Plant J. 24: 679-691). The stress-induced kinase was also shown to phosphorylate a transcription factor, presumably altering its activity, although transcript levels of the target transcription factor are not altered in response to salt or drought stress. Similarly, Saijo et al. demonstrated that a rice salt/drought-induced calmodulin-dependent protein kinase (OsCDPK7) conferred increased salt and drought tolerance to rice when overexpressed (Saijo et al. (2000) Plant J. 23: 319-327).

Exposure to dehydration invokes similar survival strategies in plants as does freezing stress (see, for example, Yelenosky (1989) Plant Physiol 89: 444-451) and drought stress induces freezing tolerance (see, for example, Siminovitch et al. (1982) Plant Physiol 69: 250-255; and Guy et al. (1992) Planta 188: 265-270). In addition to the induction of cold-acclimation proteins, strategies that allow plants to survive in low water conditions may include, for example, reduced surface area, or surface oil or wax production. In another example increased solute content of the plant prevents evaporation and water loss due to heat, drought, salinity, osmoticum, and the like therefore providing a better plant tolerance to the above stresses.

It will be appreciated that some pathways involved in resistance to one stress (as described above), will also be involved in resistance to other stresses, regulated by the same or hom*ologous genes. Of course, the overall resistance pathways are related, not identical, and therefore not all genes controlling resistance to one stress will control resistance to the other stresses. Nonetheless, if a gene conditions resistance to one of these stresses, it would be apparent to one skilled in the art to test for resistance to these related stresses. Methods of assessing stress resistance are further provided in the Examples section which follows.

As used herein the phrase “water use efficiency (WUE)” refers to the level of organic matter produced per unit of water consumed by the plant, i.e., the dry weight of a plant in relation to the plant's water use, e.g., the biomass produced per unit transpiration.

As used herein the phrase “fertilizer use efficiency” refers to the metabolic process(es) which lead to an increase in the plant's yield, biomass, vigor, and growth rate per fertilizer unit applied. The metabolic process can be the uptake, spread, absorbent, accumulation, relocation (within the plant) and use of one or more of the minerals and organic moieties absorbed by the plant, such as nitrogen, phosphates and/or potassium.

As used herein the phrase “fertilizer-limiting conditions” refers to growth conditions which include a level (e.g., concentration) of a fertilizer applied which is below the level needed for normal plant metabolism, growth, reproduction and/or viability.

As used herein the phrase “nitrogen use efficiency (NUE)” refers to the metabolic process(es) which lead to an increase in the plant's yield, biomass, vigor, and growth rate per nitrogen unit applied. The metabolic process can be the uptake, spread, absorbent, accumulation, relocation (within the plant) and use of nitrogen absorbed by the plant.

As used herein the phrase “nitrogen-limiting conditions” refers to growth conditions which include a level (e.g., concentration) of nitrogen (e.g., ammonium or nitrate) applied which is below the level needed for normal plant metabolism, growth, reproduction and/or viability.

Improved plant NUE and FUE is translated in the field into either harvesting similar quantities of yield, while implementing less fertilizers, or increased yields gained by implementing the same levels of fertilizers. Thus, improved NUE or FUE has a direct effect on plant yield in the field. Thus, the polynucleotides and polypeptides of some embodiments of the invention positively affect plant yield, seed yield, and plant biomass. In addition, the benefit of improved plant NUE will certainly improve crop quality and biochemical constituents of the seed such as protein yield and oil yield. It should be noted that improved ABST will confer plants with improved vigor also under non-stress conditions, resulting in crops having improved biomass and/or yield e.g., elongated fibers for the cotton industry, higher oil content.

The term “fiber” is usually inclusive of thick-walled conducting cells such as vessels and tracheids and to fibrillar aggregates of many individual fiber cells. Hence, the term “fiber” refers to (a) thick-walled conducting and non-conducting cells of the xylem; (b) fibers of extraxylary origin, including those from phloem, bark, ground tissue, and epidermis; and (c) fibers from stems, leaves, roots, seeds, and flowers or inflorescences (such as those of Sorghum vulgare used in the manufacture of brushes and brooms).

Example of fiber producing plants, include, but are not limited to, agricultural crops such as cotton, silk cotton tree (Kapok, Ceiba pentandra), desert willow, creosote bush, winterfat, balsa, kenaf, roselle, jute, sisal abaca, flax, corn, sugar cane, hemp, ramie, kapok, coir, bamboo, spanish moss and Agave spp. (e.g. sisal).

As used herein the phrase “fiber quality” refers to at least one fiber parameter which is agriculturally desired, or required in the fiber industry (further described hereinbelow). Examples of such parameters, include but are not limited to, fiber length, fiber strength, fiber fitness, fiber weight per unit length, maturity ratio and uniformity (further described hereinbelow).

Cotton fiber (lint) quality is typically measured according to fiber length, strength and fineness. Accordingly, the lint quality is considered higher when the fiber is longer, stronger and finer.

As used herein the phrase “fiber yield” refers to the amount or quantity of fibers produced from the fiber producing plant.

As mentioned hereinabove, transgenic plants of the present invention can be used for improving myriad of commercially desired traits which are all interrelated as is discussed hereinbelow.

As used herein the term “trait” refers to a characteristic or quality of a plant which may overall (either directly or indirectly) improve the commercial value of the plant.

As used herein the term “increasing” refers to at least about 2%, at least about 3%, at least about 4%, at least about 5%, at least about 10%, at least about 15%, at least about 20%, at least about 30%, at least about 40%, at least about 50%, at least about 60%, at least about 70%, at least about 80%, increase in the trait [e.g., yield, seed yield, oil yield, biomass, growth rate, vigor, oil content, fiber yield, fiber quality, fiber length, photosynthetic capacity, abiotic stress tolerance, and/or nitrogen use efficiency)] of a plant as compared to a native plant or a wild type plant [i.e., a plant not modified with the biomolecules (polynucleotide or polypeptides) of the invention, e.g., a non-transformed plant of the same species which is grown under the same (e.g., identical) growth conditions].

The phrase “expressing within the plant an exogenous polynucleotide” as used herein refers to upregulating the expression level of an exogenous polynucleotide within the plant by introducing the exogenous polynucleotide into a plant cell or plant and expressing by recombinant means, as further described herein below.

As used herein “expressing” refers to expression at the mRNA and optionally polypeptide level.

As used herein, the phrase “exogenous polynucleotide” refers to a heterologous nucleic acid sequence which may not be naturally expressed within the plant (e.g., a nucleic acid sequence from a different species) or which overexpression in the plant is desired. The exogenous polynucleotide may be introduced into the plant in a stable or transient manner, so as to produce a ribonucleic acid (RNA) molecule and/or a polypeptide molecule. It should be noted that the exogenous polynucleotide may comprise a nucleic acid sequence which is identical or partially hom*ologous to an endogenous nucleic acid sequence of the plant.

The term “endogenous” as used herein refers to any polynucleotide or polypeptide which is present and/or naturally expressed within a plant or a cell thereof.

According to some embodiments of the invention, the exogenous polynucleotide of the invention comprises a nucleic acid sequence encoding a polypeptide having an amino acid sequence at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, or more say 100% hom*ologous (e.g., identical) to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 and 10629.

hom*ologous sequences include both orthologous and paralogous sequences. The term “paralogous” relates to gene-duplications within the genome of a species leading to paralogous genes. The term “orthologous” relates to hom*ologous genes in different organisms due to ancestral relationship. Thus, orthologs are evolutionary counterparts derived from a single ancestral gene in the last common ancestor of given two species (Koonin EV and Galperin MY (Sequence—Evolution—Function: Computational Approaches in Comparative Genomics. Boston: Kluwer Academic; 2003. Chapter 2, Evolutionary Concept in Genetics and Genomics. Available from: ncbi (dot) nlm (dot) nih (dot) gov/books/NBK20255) and therefore have great likelihood of having the same function.

One option to identify orthologues in monocot plant species is by performing a reciprocal Basic Local Alignment Search Tool BLAST® (The National Library of Medicine) search. This may be done by a first BLAST® involving BLAST®ing the sequence-of-interest against any sequence database, such as the publicly available NCBI database which may be found at: ncbi (dot) nlm (dot) nih (dot) gov. If orthologues in rice were sought, the sequence-of-interest would be BLAST®ed against, for example, the 28,469 full-length cDNA clones from Oryza sativa Nipponbare available at NCBI. The BLAST® results may be filtered. The full-length sequences of either the filtered results or the non-filtered results are then BLAST®ed back (second BLAST®) against the sequences of the organism from which the sequence-of-interest is derived. The results of the first and second BLAST®s are then compared. An orthologue is identified when the sequence resulting in the highest score (best hit) in the first BLAST® identifies in the second BLAST® the query sequence (the original sequence-of-interest) as the best hit. Using the same rational a paralogue (hom*olog to a gene in the same organism) is found. In case of large sequence families, the ClustalW program may be used [ebi (dot) ac (dot) uk/Tools/clustalw2/index (dot) html], followed by a neighbor-joining tree (wikipedia (dot) org/wiki/Neighbor-joining) which helps visualizing the clustering.

hom*ology (e.g., percent hom*ology, sequence identity+sequence similarity) can be determined using any hom*ology comparison software computing a pairwise sequence alignment.

As used herein, “sequence identity” or “identity” in the context of two nucleic acid or polypeptide sequences includes reference to the residues in the two sequences which are the same when aligned. When percentage of sequence identity is used in reference to proteins it is recognized that residue positions which are not identical often differ by conservative amino acid substitutions, where amino acid residues are substituted for other amino acid residues with similar chemical properties (e.g. charge or hydrophobicity) and therefore do not change the functional properties of the molecule. Where sequences differ in conservative substitutions, the percent sequence identity may be adjusted upwards to correct for the conservative nature of the substitution. Sequences which differ by such conservative substitutions are considered to have “sequence similarity” or “similarity”. Means for making this adjustment are well-known to those of skill in the art. Typically this involves scoring a conservative substitution as a partial rather than a full mismatch, thereby increasing the percentage sequence identity. Thus, for example, where an identical amino acid is given a score of 1 and a non-conservative substitution is given a score of zero, a conservative substitution is given a score between zero and 1. The scoring of conservative substitutions is calculated, e.g., according to the algorithm of Henikoff S and Henikoff J G. [Amino acid substitution matrices from protein blocks. Proc. Natl. Acad. Sci. U.S.A. 1992, 89(22): 10915-9].

Identity (e.g., percent hom*ology) can be determined using any hom*ology comparison software, including for example, the BLAST®N software of the National Center of Biotechnology Information (NCBI) such as by using default parameters.

According to some embodiments of the invention, the identity is a global identity, i.e., an identity over the entire amino acid or nucleic acid sequences of the invention and not over portions thereof.

According to some embodiments of the invention, the term “hom*ology” or “hom*ologous” refers to identity of two or more nucleic acid sequences; or identity of two or more amino acid sequences; or the identity of an amino acid sequence to one or more nucleic acid sequence.

According to some embodiments of the invention, the hom*ology is a global hom*ology, i.e., an hom*ology over the entire amino acid or nucleic acid sequences of the invention and not over portions thereof.

The degree of hom*ology or identity between two or more sequences can be determined using various known sequence comparison tools. Following is a non-limiting description of such tools which can be used along with some embodiments of the invention.

Pairwise global alignment was defined by S. B. Needleman and C. D. Wunsch, “A general method applicable to the search of similarities in the amino acid sequence of two proteins” Journal of Molecular Biology, 1970, pages 443-53, volume 48).

For example, when starting from a polypeptide sequence and comparing to other polypeptide sequences, the EMBOSS-6.0.1 Needleman-Wunsch algorithm (available from emboss(dot)sourceforge(dot)net/apps/cvs/emboss/apps/needle(dot)html) can be used to find the optimum alignment (including gaps) of two sequences along their entire length—a “Global alignment”. Default parameters for Needleman-Wunsch algorithm (EMBOSS-6.0.1) include: gapopen=10; gapextend=0.5; datafile=EBLOSUM62; brief=YES.

According to some embodiments of the invention, the parameters used with the EMBOSS-6.0.1 tool (for protein-protein comparison) include: gapopen=8; gapextend=2; datafile=EBLOSUM62; brief=YES.

According to some embodiments of the invention, the threshold used to determine hom*ology using the EMBOSS-6.0.1 Needleman-Wunsch algorithm is 80%, 81%, 82%, 83%, 84%, 85%, 86%, 87%, 88%, 89%, 90%, 91%, 92%, 93%, 94%, 95%, 96%, 97%, 98%, 99%, or 100%.

When starting from a polypeptide sequence and comparing to polynucleotide sequences, the OneModel FramePlus algorithm [Halperin, E., Faigler, S. and Gill-More, R. (1999)—FramePlus: aligning DNA to protein sequences. Bioinformatics, 15, 867-873) (available from biocceleration(dot)com/Products(dot)html] can be used with following default parameters: model=frame+_p2n.model mode=local.

According to some embodiments of the invention, the parameters used with the OneModel FramePlus algorithm are model=frame+_p2n.model, mode=qglobal.

According to some embodiments of the invention, the threshold used to determine hom*ology using the OneModel FramePlus algorithm is 80%, 81%, 82%, 83%, 84%, 85%, 86%, 87%, 88%, 89%, 90%, 91%, 92%, 93%, 94%, 95%, 96%, 97%, 98%, 99%, or 100%.

When starting with a polynucleotide sequence and comparing to other polynucleotide sequences the EMBOSS-6.0.1 Needleman-Wunsch algorithm (available from emboss(dot)sourceforge(dot)net/apps/cvs/emboss/apps/needle(dot)html) can be used with the following default parameters: (EMBOSS-6.0.1) gapopen=10; gapextend=0.5; datafile=EDNAFULL; brief=YES.

According to some embodiments of the invention, the parameters used with the EMBOSS-6.0.1 Needleman-Wunsch algorithm are gapopen=10; gapextend=0.2; datafile=EDNAFULL; brief=YES.

According to some embodiments of the invention, the threshold used to determine hom*ology using the EMBOSS-6.0.1 Needleman-Wunsch algorithm for comparison of polynucleotides with polynucleotides is 80%, 81%, 82%, 83%, 84%, 85%, 86%, 87%, 88%, 89%, 90%, 91%, 92%, 93%, 94%, 95%, 96%, 97%, 98%, 99%, or 100%.

According to some embodiment, determination of the degree of hom*ology further requires employing the Smith-Waterman algorithm (for protein-protein comparison or nucleotide-nucleotide comparison).

Default parameters for GenCore 6.0 Smith-Waterman algorithm include: model=sw.model.

According to some embodiments of the invention, the threshold used to determine hom*ology using the Smith-Waterman algorithm is 80%, 81%, 82%, 83%, 84%, 85%, 86%, 87%, 88%, 89%, 90%, 91%, 92%, 93%, 94%, 95%, 96%, 97%, 98%, 99%, or 100%.

According to some embodiments of the invention, the global hom*ology is performed on sequences which are pre-selected by local hom*ology to the polypeptide or polynucleotide of interest (e.g., 60% identity over 60% of the sequence length), prior to performing the global hom*ology to the polypeptide or polynucleotide of interest (e.g., 80% global hom*ology on the entire sequence). For example, hom*ologous sequences are selected using the BLAST® software with the BLAST®p and tBLAST®n algorithms as filters for the first stage, and the needle (EMBOSS package) or Frame+ algorithm alignment for the second stage. Local identity (BLAST® alignments) is defined with a very permissive cutoff—60% Identity on a span of 60% of the sequences lengths because it is used only as a filter for the global alignment stage. In this specific embodiment (when the local identity is used), the default filtering of the BLAST® package is not utilized (by setting the parameter “-F F”).

In the second stage, hom*ologs are defined based on a global identity of at least 80% to the core gene polypeptide sequence.

According to some embodiments of the invention, two distinct forms for finding the optimal global alignment for protein or nucleotide sequences are used:

1. Between Two Proteins (Following the BLAST®p Filter):

EMBOSS-6.0.1 Needleman-Wunsch algorithm with the following modified parameters: gapopen=8 gapextend=2. The rest of the parameters are unchanged from the default options listed here:

Standard (Mandatory) qualifiers:

[-asequence] sequence Sequence filename and optional format, or reference (input USA)

[-bsequence] seqall Sequence(s) filename and optional format, or reference (input USA)

-gapopen float [10.0 for any sequence]. The gap open penalty is the score taken away when a gap is created. The best value depends on the choice of comparison matrix. The default value assumes you are using the EBLOSUM62 matrix for protein sequences, and the EDNAFULL matrix for nucleotide sequences. (Floating point number from 1.0 to 100.0)

-gapextend float [0.5 for any sequence]. The gap extension, penalty is added to the standard gap penalty for each base or residue in the gap. This is how long gaps are penalized. Usually you will expect a few long gaps rather than many short gaps, so the gap extension penalty should be lower than the gap penalty. An exception is where one or both sequences are single reads with possible sequencing errors in which case you would expect many single base gaps. You can get this result by setting the gap open penalty to zero (or very low) and using the gap extension penalty to control gap scoring. (Floating point number from 0.0 to 10.0)

[-outfile] align [*.needle] Output alignment file name

Additional (Optional) Qualifiers:

    • -datafile matrixf [EBLOSUM62 for protein, EDNAFULL for DNA]. This is the scoring matrix file used when comparing sequences. By default it is the file ‘EBLOSUM62’ (for proteins) or the file ‘EDNAFULL’ (for nucleic sequences). These files are found in the ‘data’ directory of the EMBOSS installation.
    • Advanced (Unprompted) Qualifiers:
    • -[no]brief boolean [Y] Brief identity and similarity

Associated Qualifiers:

    • “-asequence” associated qualifiers
    • -sbegin1 integer Start of the sequence to be used
    • -send1 integer End of the sequence to be used
    • -sreverse1 boolean Reverse (if DNA)
    • -sask1 boolean Ask for begin/end/reverse
    • -snucleotide1 boolean Sequence is nucleotide
    • -sprotein1 boolean Sequence is protein
    • -slower1 boolean Make lower case
    • -supper1 boolean Make upper case
    • -sformat1 string Input sequence format
    • -sdbname1 string Database name
    • -sid1 string Entryname
    • -ufo1 string UFO features
    • -fformat1 string Features format
    • -fopenfile1 string Features file name
    • “-bsequence” associated qualifiers
    • -sbegin2 integer Start of each sequence to be used
    • -send2 integer End of each sequence to be used
    • -sreverse2 boolean Reverse (if DNA)
    • -sask2 boolean Ask for begin/end/reverse
    • -snucleotide2 boolean Sequence is nucleotide
    • -sprotein2 boolean Sequence is protein
    • -slower2 boolean Make lower case
    • -supper2 boolean Make upper case
    • -sformat2 string Input sequence format
    • -sdbname2 string Database name
    • -sid2 string Entryname
    • -ufo2 string UFO features
    • -fformat2 string Features format
    • -fopenfile2 string Features file name
    • “-outfile” associated qualifiers
    • -aformat3 string Alignment format
    • -aextension3 string File name extension
    • -adirectory3 string Output directory
    • -aname3 string Base file name
    • -awidth3 integer Alignment width
    • -aaccshow3 boolean Show accession number in the header
    • -adesshow3 boolean Show description in the header
    • -ausashow3 boolean Show the full USA in the alignment
    • -aglobal3 boolean Show the full sequence in alignment

General Qualifiers:

    • -auto boolean Turn off prompts
    • -stdout boolean Write first file to standard output
    • -filter boolean Read first file from standard input, write first file to standard output
    • -options boolean Prompt for standard and additional values
    • -debug boolean Write debug output to program.dbg
    • -verbose boolean Report some/full command line options
    • -help boolean Report command line options. More information on associated and general qualifiers can be found with -help -verbose
    • -warning boolean Report warnings
    • -error boolean Report errors
    • -fatal boolean Report fatal errors
    • -die boolean Report dying program messages

2. Between a protein sequence and a nucleotide sequence (following the tBLAST®n filter): GenCore 6.0 OneModel application utilizing the Frame+ algorithm with the following parameters: model=frame+_p2n.model mode=qglobal -q=protein.sequence -db= nucleotide.sequence. The rest of the parameters are unchanged from the default options:

Usage:

om -model=<model_fname>[-q=]query [-db=]database [options]

-model=<model_fname> Specifies the model that you want to run. All models supplied by Compugen are located in the directory $CGNROOT/models/.

Valid command line parameters:

    • -dev=<dev_name> Selects the device to be used by the application.

Valid devices are:

    • bic—Bioccelerator (valid for SW, XSW, FRAME_N2P, and FRAME_P2N models).
    • xlg—BioXL/G (valid for all models except XSW).
    • xlp—BioXL/P (valid for SW, FRAME+_N2P, and FRAME_P2N models).
    • xlh—BioXL/H (valid for SW, FRAME+_N2P, and FRAME_P2N models).
    • soft—Software device (for all models).
      -q=<query> Defines the query set. The query can be a sequence file or a database reference. You can specify a query by its name or by accession number. The format is detected automatically. However, you may specify a format using the -qfmt parameter. If you do not specify a query, the program prompts for one. If the query set is a database reference, an output file is produced for each sequence in the query.
      -db=<database name> Chooses the database set. The database set can be a sequence file or a database reference. The database format is detected automatically. However, you may specify a format using -dfmt parameter.
      -qacc Add this parameter to the command line if you specify query using accession numbers.
      -dacc Add this parameter to the command line if you specify a database using accession numbers.
      -dfmt/-qfmt=<format_type> Chooses the database/query format type. Possible formats are:
    • fasta—fasta with seq type auto-detected.
    • fastap—fasta protein seq.
    • fastan—fasta nucleic seq.
    • gcg—gcg format, type is auto-detected.
    • gcg9seq—gcg9 format, type is auto-detected.
    • gcg9seqp—gcg9 format protein seq.
    • gcg9seqn—gcg9 format nucleic seq.
    • nbrf—nbrf seq, type is auto-detected.
    • nbrfp—nbrf protein seq.
    • nbrfn—nbrf nucleic seq.
    • embl—embl and swissprot format.
    • genbank—genbank format (nucleic).
    • BLAST®—BLAST® format.
    • nbrf_gcg—nbrf-gcg seq, type is auto-detected.
    • nbrf_gcgp—nbrf-gcg protein seq.
    • nbrf_gcgn—nbrf-gcg nucleic seq.
    • raw—raw ascii sequence, type is auto-detected.
    • rawp—raw ascii protein sequence.
    • rawn—raw ascii nucleic sequence.
    • pir—pir codata format, type is auto-detected.
    • profile—gcg profile (valid only for -qfmt
    • in SW, XSW, FRAME_P2N, and FRAME+_P2N).
      -out=<out_fname> The name of the output file.
      -suffix=<name> The output file name suffix.
      -gapop=<n> Gap open penalty. This parameter is not valid for FRAME+. For FrameSearch the default is 12.0. For other searches the default is 10.0.
      -gapext=<n> Gap extend penalty. This parameter is not valid for FRAME+. For FrameSearch the default is 4.0. For other models: the default for protein searches is 0.05, and the default for nucleic searches is 1.0.
      -qgapop=<n> The penalty for opening a gap in the query sequence. The default is 10.0. Valid for XSW.
      -qgapext=<n> The penalty for extending a gap in the query sequence. The default is 0.05. Valid for XSW.
      -start=<n> The position in the query sequence to begin the search.
      -end=<n> The position in the query sequence to stop the search.
      -qtrans Performs a translated search, relevant for a nucleic query against a protein database. The nucleic query is translated to six reading frames and a result is given for each frame.

Valid for SW and XSW.

-dtrans Performs a translated search, relevant for a protein query against a DNA database. Each database entry is translated to six reading frames and a result is given for each frame.

Valid for SW and XSW.

Note: “-qtrans” and “-dtrans” options are mutually exclusive.

-matrix=<matrix_file> Specifies the comparison matrix to be used in the search. The matrix must be in the BLAST® format. If the matrix file is not located in $CGNROOT/tables/matrix, specify the full path as the value of the -matrix parameter.

-trans=<transtab_name> Translation table. The default location for the table is $CGNROOT/tables/trans.

-onestrand Restricts the search to just the top strand of the query/database nucleic sequence.

-list=<n> The maximum size of the output hit list. The default is 50.

-docalign=<n> The number of documentation lines preceding each alignment. The default is 10.

-thr_score=<score_name> The score that places limits on the display of results. Scores that are smaller than -thr_min value or larger than -thr_max value are not shown. Valid options are: quality.

zscore.

escore.

-thr_max=<n> The score upper threshold. Results that are larger than -thr_max value are not shown.

-thr_min=<n> The score lower threshold. Results that are lower than -thr_min value are not shown.

-align=<n> The number of alignments reported in the output file.

-noalign Do not display alignment.

Note: “-align” and “-noalign” parameters are mutually exclusive.

-outfmt=<format_name> Specifies the output format type. The default format is PFS.

Possible values are:

PFS—PFS text format

FASTA—FASTA text format

BLAST®—BLAST® text format

-nonorm Do not perform score normalization.

-norm=<norm_name> Specifies the normalization method. Valid options are:

log—logarithm normalization.

std—standard normalization.

stat—Pearson statistical method.

Note: “-nonorm” and “-norm” parameters cannot be used together.

Note: Parameters -xgapop, -xgapext, -fgapop, -fgapext, -ygapop, -ygapext, -delop, and -delext apply only to FRAME+.

-xgapop=<n> The penalty for opening a gap when inserting a codon (triplet). The default is 12.0.

-xgapext=<n> The penalty for extending a gap when inserting a codon (triplet). The default is 4.0.

-ygapop=<n> The penalty for opening a gap when deleting an amino acid. The default is 12.0.

-ygapext=<n> The penalty for extending a gap when deleting an amino acid. The default is 4.0.

-fgapop=<n> The penalty for opening a gap when inserting a DNA base. The default is 6.0.

-fgapext=<n> The penalty for extending a gap when inserting a DNA base. The default is 7.0.

-delop=<n> The penalty for opening a gap when deleting a DNA base. The default is 6.0.

-delext=<n> The penalty for extending a gap when deleting a DNA base. The default is 7.0.

-silent No screen output is produced.

-host=<host_name> The name of the host on which the server runs. By default, the application uses the host specified in the file $CGNROOT/cgnhosts.

-wait Do not go to the background when the device is busy. This option is not relevant for the Parseq or Soft pseudo device.

-batch Run the job in the background. When this option is specified, the file “$CGNROOT/defaults/batch.defaults” is used for choosing the batch command. If this file does not exist, the command “at now” is used to run the job.

Note:“-batch” and “-wait” parameters are mutually exclusive.

-version Prints the software version number.

-help Displays this help message. To get more specific help type:

    • “om -model=<model_fname>-help”.

According to some embodiments the hom*ology is a local hom*ology or a local identity.

Local alignments tools include, but are not limited to the BLAST®P, BLAST® N, BLASTX® or TBLASTN® software of the National Center of Biotechnology Information (NCBI), FASTA, and the Smith-Waterman algorithm.

A tBLASN® search allows the comparison between a protein sequence to the six-frame translations of a nucleotide database. It can be a very productive way of finding hom*ologous protein coding regions in unannotated nucleotide sequences such as expressed sequence tags (ESTs) and draft genome records (HTG), located in the BLAST® databases est and htgs, respectively.

Default parameters for BLASTP® include: Max target sequences: 100; Expected threshold: e−5; Word size: 3; Max matches in a query range: 0; Scoring parameters: Matrix—BLOSUM62; filters and masking: Filter—low complexity regions.

Local alignments tools, which can be used include, but are not limited to, the tBLASTX® algorithm, which compares the six-frame conceptual translation products of a nucleotide query sequence (both strands) against a protein sequence database. Default parameters include: Max target sequences: 100; Expected threshold: 10; Word size: 3; Max matches in a query range: 0; Scoring parameters: Matrix—BLOSUM62; filters and masking: Filter—low complexity regions.

According to some embodiments of the invention, the exogenous polynucleotide of the invention encodes a polypeptide having an amino acid sequence at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, or more say 100% identical to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 and 10629.

According to some embodiments of the invention, the exogenous polynucleotide of the invention encodes a polypeptide having the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629.

According to some embodiments of the invention, the method of increasing yield, biomass, growth rate, vigor, oil content, fiber yield, fiber quality, fiber length, photosynthetic capacity, abiotic stress tolerance, and/or nitrogen use efficiency of a plant, is effected by expressing within the plant an exogenous polynucleotide comprising a nucleic acid sequence encoding a polypeptide at least at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, or more say 100% identical to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 and 10629, thereby increasing the yield, biomass, growth rate, vigor, oil content, fiber yield, fiber quality, fiber length, photosynthetic capacity, abiotic stress tolerance, and/or nitrogen use efficiency of the plant.

According to some embodiments of the invention, the exogenous polynucleotide encodes a polypeptide consisting of the amino acid sequence set forth by SEQ ID NO: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 or 10629.

According to an aspect of some embodiments of the invention, the method of increasing yield, biomass, growth rate, vigor, oil content, fiber yield, fiber quality, fiber length, photosynthetic capacity, abiotic stress tolerance, and/or nitrogen use efficiency of a plant, is effected by expressing within the plant an exogenous polynucleotide comprising a nucleic acid sequence encoding a polypeptide comprising an amino acid sequence selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629, thereby increasing the yield, biomass, growth rate, vigor, oil content, fiber yield, fiber quality, fiber length, photosynthetic capacity, abiotic stress tolerance, and/or nitrogen use efficiency of the plant.

According to an aspect of some embodiments of the invention, there is provided a method of increasing yield, biomass, growth rate, vigor, oil content, fiber yield, fiber quality, fiber length, photosynthetic capacity, abiotic stress tolerance, and/or nitrogen use efficiency of a plant, comprising expressing within the plant an exogenous polynucleotide comprising a nucleic acid sequence encoding a polypeptide selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629, thereby increasing the yield, biomass, growth rate, vigor, oil content, fiber yield, fiber quality, fiber length, photosynthetic capacity, abiotic stress tolerance, and/or nitrogen use efficiency of the plant.

According to some embodiments of the invention, the exogenous polynucleotide encodes a polypeptide consisting of the amino acid sequence set forth by SEQ ID NO: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 or 10629.

According to some embodiments of the invention the exogenous polynucleotide comprises a nucleic acid sequence which is at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% identical to the nucleic acid sequence selected from the group consisting of SEQ ID NOs: 1-82, 84-174, 176-222, 224-229, 231-235, 238-302, 304-387, 389-473, 475-519, 521-526, 528-532, 535-551, 898-2468, 2485, 2492-2493, 2495, 2507-2508, 2510-2512, 2523-2524, 2526, 2528, 2533, 2537, 2541, 2545-2546, 2551-2553, 2557, 2564, 2567, 2573-2574, 2576-2577, 2583, 2594, 2599, 2602, 2611, 2613-2614, 2616-2617, 2619, 2635-2638, 2640-2642, 2648, 2652, 2655, 2660, 2662, 2666, 2668, 2673-2674, 2677, 2679, 2681, 2683-2688, 2691, 2693, 2695-2698, 2700, 2707-2708, 2713-2714, 2716-2717, 2719-2720, 2724-2726, 2728, 2730-2731, 2736-2742, 2744-2746, 2751-2753, 2757, 2759-2762, 2764-2766, 2769-2776, 2780-2783, 2785-2788, 2791, 2793-2795, 2798, 2805, 2807-2808, 2812, 2814-2815, 2818-2820, 2823, 2829, 2834-2838, 2840-2842, 2844-2846, 2848, 2852-2858, 2860-2872, 2874, 2876-3244, 3246, 3248-4015, 4017-4426, 4449-5012, 5015-5071, 5073-5090, 5101, 5255, 5267-5304, 5306-5307, 5309-5539, 5541, 5543-5976, 5994-5999, 6003-6027 and 6028.

According to an aspect of some embodiments of the invention, there is provided a method of increasing yield, biomass, growth rate, vigor, oil content, fiber yield, fiber quality, fiber length, photosynthetic capacity, abiotic stress tolerance, and/or nitrogen use efficiency of a plant, comprising expressing within the plant an exogenous polynucleotide comprising a nucleic acid sequence at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% identical to the nucleic acid sequence selected from the group consisting of SEQ ID NOs: 1-82, 84-174, 176-222, 224-229, 231-235, 238-302, 304-387, 389-473, 475-519, 521-526, 528-532, 535-551, 898-2468, 2485, 2492-2493, 2495, 2507-2508, 2510-2512, 2523-2524, 2526, 2528, 2533, 2537, 2541, 2545-2546, 2551-2553, 2557, 2564, 2567, 2573-2574, 2576-2577, 2583, 2594, 2599, 2602, 2611, 2613-2614, 2616-2617, 2619, 2635-2638, 2640-2642, 2648, 2652, 2655, 2660, 2662, 2666, 2668, 2673-2674, 2677, 2679, 2681, 2683-2688, 2691, 2693, 2695-2698, 2700, 2707-2708, 2713-2714, 2716-2717, 2719-2720, 2724-2726, 2728, 2730-2731, 2736-2742, 2744-2746, 2751-2753, 2757, 2759-2762, 2764-2766, 2769-2776, 2780-2783, 2785-2788, 2791, 2793-2795, 2798, 2805, 2807-2808, 2812, 2814-2815, 2818-2820, 2823, 2829, 2834-2838, 2840-2842, 2844-2846, 2848, 2852-2858, 2860-2872, 2874, 2876-3244, 3246, 3248-4015, 4017-4426, 4449-5012, 5015-5071, 5073-5090, 5101, 5255, 5267-5304, 5306-5307, 5309-5539, 5541, 5543-5976, 5994-5999, 6003-6027 and 6028, thereby increasing the yield, biomass, growth rate, vigor, oil content, fiber yield, fiber quality, fiber length, photosynthetic capacity, abiotic stress tolerance, and/or nitrogen use efficiency of the plant.

According to some embodiments of the invention the exogenous polynucleotide is at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% identical to the polynucleotide selected from the group consisting of SEQ ID NOs: 1-82, 84-174, 176-222, 224-229, 231-235, 238-302, 304-387, 389-473, 475-519, 521-526, 528-532, 535-551, 898-2468, 2485, 2492-2493, 2495, 2507-2508, 2510-2512, 2523-2524, 2526, 2528, 2533, 2537, 2541, 2545-2546, 2551-2553, 2557, 2564, 2567, 2573-2574, 2576-2577, 2583, 2594, 2599, 2602, 2611, 2613-2614, 2616-2617, 2619, 2635-2638, 2640-2642, 2648, 2652, 2655, 2660, 2662, 2666, 2668, 2673-2674, 2677, 2679, 2681, 2683-2688, 2691, 2693, 2695-2698, 2700, 2707-2708, 2713-2714, 2716-2717, 2719-2720, 2724-2726, 2728, 2730-2731, 2736-2742, 2744-2746, 2751-2753, 2757, 2759-2762, 2764-2766, 2769-2776, 2780-2783, 2785-2788, 2791, 2793-2795, 2798, 2805, 2807-2808, 2812, 2814-2815, 2818-2820, 2823, 2829, 2834-2838, 2840-2842, 2844-2846, 2848, 2852-2858, 2860-2872, 2874, 2876-3244, 3246, 3248-4015, 4017-4426, 4449-5012, 5015-5071, 5073-5090, 5101, 5255, 5267-5304, 5306-5307, 5309-5539, 5541, 5543-5976, 5994-5999, 6003-6027 and 6028.

According to some embodiments of the invention the exogenous polynucleotide is set forth by SEQ ID NO: 1-551, 898-6027 or 6028.

According to some embodiments of the invention the exogenous polynucleotide is set forth by the nucleic acid sequence selected from the group consisting of SEQ ID NOs: 1-551, 898-6027 and 6028.

According to some embodiments of the invention the method of increasing yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance of a plant further comprising selecting a plant having an increased yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance as compared to the wild type plant of the same species which is grown under the same growth conditions.

It should be noted that selecting a transformed plant having an increased trait as compared to a native (or non-transformed) plant grown under the same growth conditions can be performed by selecting for the trait, e.g., validating the ability of the transformed plant to exhibit the increased trait using well known assays (e.g., seedling analyses, greenhouse assays, filed experiments) as is further described herein below.

According to some embodiments of the invention selecting is performed under non-stress conditions.

According to some embodiments of the invention selecting is performed under abiotic stress conditions.

According to some embodiments of the invention selecting is performed under nitrogen limiting (e.g., nitrogen deficient) conditions.

According to an aspect of some embodiments of the invention, there is provided a method of selecting a transformed plant having increased yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance as compared to a wild type plant of the same species which is grown under the same growth conditions, the method comprising:

(a) providing plants transformed with an exogenous polynucleotide encoding a polypeptide comprising an amino acid sequence at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% hom*ologous (e.g., having sequence similarity or sequence identity) to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 and 10629,

(b) selecting from the plants of step (a) a plant having increased yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance (e.g., by selecting the plants for the increased trait),

thereby selecting the plant having increased yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance as compared to the wild type plant of the same species which is grown under the same growth conditions.

According to an aspect of some embodiments of the invention, there is provided a method of selecting a transformed plant having increased yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance as compared to a wild type plant of the same species which is grown under the same growth conditions, the method comprising:

(a) providing plants transformed with an exogenous polynucleotide at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% identical to the nucleic acid sequence selected from the group consisting of SEQ ID NOs: 1-82, 84-174, 176-222, 224-229, 231-235, 238-302, 304-387, 389-473, 475-519, 521-526, 528-532, 535-551, 898-2468, 2485, 2492-2493, 2495, 2507-2508, 2510-2512, 2523-2524, 2526, 2528, 2533, 2537, 2541, 2545-2546, 2551-2553, 2557, 2564, 2567, 2573-2574, 2576-2577, 2583, 2594, 2599, 2602, 2611, 2613-2614, 2616-2617, 2619, 2635-2638, 2640-2642, 2648, 2652, 2655, 2660, 2662, 2666, 2668, 2673-2674, 2677, 2679, 2681, 2683-2688, 2691, 2693, 2695-2698, 2700, 2707-2708, 2713-2714, 2716-2717, 2719-2720, 2724-2726, 2728, 2730-2731, 2736-2742, 2744-2746, 2751-2753, 2757, 2759-2762, 2764-2766, 2769-2776, 2780-2783, 2785-2788, 2791, 2793-2795, 2798, 2805, 2807-2808, 2812, 2814-2815, 2818-2820, 2823, 2829, 2834-2838, 2840-2842, 2844-2846, 2848, 2852-2858, 2860-2872, 2874, 2876-3244, 3246, 3248-4015, 4017-4426, 4449-5012, 5015-5071, 5073-5090, 5101, 5255, 5267-5304, 5306-5307, 5309-5539, 5541, 5543-5976, 5994-5999, 6003-6027 and 6028,

(b) selecting from the plants of step (a) a plant having increased yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance,

thereby selecting the plant having increased yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, nitrogen use efficiency, and/or abiotic stress tolerance as compared to the wild type plant of the same species which is grown under the same growth conditions.

As used herein the term “polynucleotide” refers to a single or double stranded nucleic acid sequence which is isolated and provided in the form of an RNA sequence, a complementary polynucleotide sequence (cDNA), a genomic polynucleotide sequence and/or a composite polynucleotide sequences (e.g., a combination of the above).

The term “isolated” refers to at least partially separated from the natural environment e.g., from a plant cell.

As used herein the phrase “complementary polynucleotide sequence” refers to a sequence, which results from reverse transcription of messenger RNA using a reverse transcriptase or any other RNA dependent DNA polymerase. Such a sequence can be subsequently amplified in vivo or in vitro using a DNA dependent DNA polymerase.

As used herein the phrase “genomic polynucleotide sequence” refers to a sequence derived (isolated) from a chromosome and thus it represents a contiguous portion of a chromosome.

As used herein the phrase “composite polynucleotide sequence” refers to a sequence, which is at least partially complementary and at least partially genomic. A composite sequence can include some exonal sequences required to encode the polypeptide of the present invention, as well as some intronic sequences interposing therebetween. The intronic sequences can be of any source, including of other genes, and typically will include conserved splicing signal sequences. Such intronic sequences may further include cis acting expression regulatory elements.

Nucleic acid sequences encoding the polypeptides of the present invention may be optimized for expression. Examples of such sequence modifications include, but are not limited to, an altered G/C content to more closely approach that typically found in the plant species of interest, and the removal of codons atypically found in the plant species commonly referred to as codon optimization.

The phrase “codon optimization” refers to the selection of appropriate DNA nucleotides for use within a structural gene or fragment thereof that approaches codon usage within the plant of interest. Therefore, an optimized gene or nucleic acid sequence refers to a gene in which the nucleotide sequence of a native or naturally occurring gene has been modified in order to utilize statistically-preferred or statistically-favored codons within the plant. The nucleotide sequence typically is examined at the DNA level and the coding region optimized for expression in the plant species determined using any suitable procedure, for example as described in Sardana et al. (1996, Plant Cell Reports 15:677-681). In this method, the standard deviation of codon usage, a measure of codon usage bias, may be calculated by first finding the squared proportional deviation of usage of each codon of the native gene relative to that of highly expressed plant genes, followed by a calculation of the average squared deviation. The formula used is: 1 SDCU=n=1 N [(Xn−Yn)/Yn] 2/N, where Xn refers to the frequency of usage of codon n in highly expressed plant genes, where Yn to the frequency of usage of codon n in the gene of interest and N refers to the total number of codons in the gene of interest. A Table of codon usage from highly expressed genes of dicotyledonous plants is compiled using the data of Murray et al. (1989, Nuc Acids Res. 17:477-498).

One method of optimizing the nucleic acid sequence in accordance with the preferred codon usage for a particular plant cell type is based on the direct use, without performing any extra statistical calculations, of codon optimization Tables such as those provided on-line at the Codon Usage Database through the NIAS (National Institute of Agrobiological Sciences) DNA bank in Japan (kazusa (dot) or (dot) jp/codon/). The Codon Usage Database contains codon usage tables for a number of different species, with each codon usage Table having been statistically determined based on the data present in Genbank.

By using the above Tables to determine the most preferred or most favored codons for each amino acid in a particular species (for example, rice), a naturally-occurring nucleotide sequence encoding a protein of interest can be codon optimized for that particular plant species. This is effected by replacing codons that may have a low statistical incidence in the particular species genome with corresponding codons, in regard to an amino acid, that are statistically more favored. However, one or more less-favored codons may be selected to delete existing restriction sites, to create new ones at potentially useful junctions (5′ and 3′ ends to add signal peptide or termination cassettes, internal sites that might be used to cut and splice segments together to produce a correct full-length sequence), or to eliminate nucleotide sequences that may negatively effect mRNA stability or expression.

The naturally-occurring encoding nucleotide sequence may already, in advance of any modification, contain a number of codons that correspond to a statistically-favored codon in a particular plant species. Therefore, codon optimization of the native nucleotide sequence may comprise determining which codons, within the native nucleotide sequence, are not statistically-favored with regards to a particular plant, and modifying these codons in accordance with a codon usage table of the particular plant to produce a codon optimized derivative. A modified nucleotide sequence may be fully or partially optimized for plant codon usage provided that the protein encoded by the modified nucleotide sequence is produced at a level higher than the protein encoded by the corresponding naturally occurring or native gene. Construction of synthetic genes by altering the codon usage is described in for example PCT Patent Application 93/07278.

According to some embodiments of the invention, the exogenous polynucleotide is a non-coding RNA.

As used herein the phrase ‘non-coding RNA″ refers to an RNA molecule which does not encode an amino acid sequence (a polypeptide). Examples of such non-coding RNA molecules include, but are not limited to, an antisense RNA, a pre-miRNA (precursor of a microRNA), or a precursor of a Piwi-interacting RNA (piRNA).

Non-limiting examples of non-coding RNA polynucleotides are provided in SEQ ID NOs: 251-261, 305-310, 547-551, 2495, 3836, 4999, and 5255.

Thus, the invention encompasses nucleic acid sequences described hereinabove; fragments thereof, sequences hybridizable therewith, sequences hom*ologous thereto, sequences encoding similar polypeptides with different codon usage, altered sequences characterized by mutations, such as deletion, insertion or substitution of one or more nucleotides, either naturally occurring or man induced, either randomly or in a targeted fashion.

According to some embodiments of the invention, the exogenous polynucleotide encodes a polypeptide comprising an amino acid sequence at least 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% identical to the amino acid sequence of a naturally occurring plant orthologue of the polypeptide selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629.

According to some embodiments of the invention, the polypeptide comprising an amino acid sequence at least 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% identical to the amino acid sequence of a naturally occurring plant orthologue of the polypeptide selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629.

The invention provides an isolated polynucleotide comprising a nucleic acid sequence at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% identical to the polynucleotide selected from the group consisting of SEQ ID NOs: 1-82, 84-174, 176-222, 224-229, 231-235, 238-302, 304-387, 389-473, 475-519, 521-526, 528-532, 535-551, 898-2468, 2485, 2492-2493, 2495, 2507-2508, 2510-2512, 2523-2524, 2526, 2528, 2533, 2537, 2541, 2545-2546, 2551-2553, 2557, 2564, 2567, 2573-2574, 2576-2577, 2583, 2594, 2599, 2602, 2611, 2613-2614, 2616-2617, 2619, 2635-2638, 2640-2642, 2648, 2652, 2655, 2660, 2662, 2666, 2668, 2673-2674, 2677, 2679, 2681, 2683-2688, 2691, 2693, 2695-2698, 2700, 2707-2708, 2713-2714, 2716-2717, 2719-2720, 2724-2726, 2728, 2730-2731, 2736-2742, 2744-2746, 2751-2753, 2757, 2759-2762, 2764-2766, 2769-2776, 2780-2783, 2785-2788, 2791, 2793-2795, 2798, 2805, 2807-2808, 2812, 2814-2815, 2818-2820, 2823, 2829, 2834-2838, 2840-2842, 2844-2846, 2848, 2852-2858, 2860-2872, 2874, 2876-3244, 3246, 3248-4015, 4017-4426, 4449-5012, 5015-5071, 5073-5090, 5101, 5255, 5267-5304, 5306-5307, 5309-5539, 5541, 5543-5976, 5994-5999, 6003-6027 and 6028.

According to some embodiments of the invention the nucleic acid sequence is capable of increasing nitrogen use efficiency, fertilizer use efficiency, yield (e.g., seed yield, oil yield), growth rate, vigor, biomass, oil content, fiber yield, fiber quality, fiber length, photosynthetic capacity, abiotic stress tolerance and/or water use efficiency of a plant.

According to some embodiments of the invention the isolated polynucleotide comprising the nucleic acid sequence selected from the group consisting of SEQ ID NOs: 1-551, 898-6027 and 6028.

According to some embodiments of the invention the isolated polynucleotide is set forth by SEQ ID NO: 1-551, 898-6027 or 6028.

The invention provides an isolated polynucleotide comprising a nucleic acid sequence encoding a polypeptide which comprises an amino acid sequence at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, or more say 100% hom*ologous to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 and 10629.

According to some embodiments of the invention the amino acid sequence is capable of increasing nitrogen use efficiency, fertilizer use efficiency, yield, seed yield, growth rate, vigor, biomass, oil content, fiber yield, fiber quality, fiber length, photosynthetic capacity, abiotic stress tolerance and/or water use efficiency of a plant.

The invention provides an isolated polynucleotide comprising a nucleic acid sequence encoding a polypeptide which comprises the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629.

According to an aspect of some embodiments of the invention, there is provided a nucleic acid construct comprising the isolated polynucleotide of the invention, and a promoter for directing transcription of the nucleic acid sequence in a host cell.

The invention provides an isolated polypeptide comprising an amino acid sequence at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, or more say 100% hom*ologous to an amino acid sequence selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 and 10629.

According to some embodiments of the invention, the polypeptide comprising an amino acid sequence selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629.

According to some embodiments of the invention, the polypeptide is set forth by SEQ ID NO: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 or 10629.

The invention also encompasses fragments of the above described polypeptides and polypeptides having mutations, such as deletions, insertions or substitutions of one or more amino acids, either naturally occurring or man induced, either randomly or in a targeted fashion.

The term “plant” as used herein encompasses a whole plant, a grafted plant, ancestor(s) and progeny of the plants and plant parts, including seeds, shoots, stems, roots (including tubers), rootstock, scion, and plant cells, tissues and organs. The plant may be in any form including suspension cultures, embryos, meristematic regions, callus tissue, leaves, gametophytes, sporophytes, pollen, and microspores. Plants that are particularly useful in the methods of the invention include all plants which belong to the superfamily Viridiplantae, in particular monocotyledonous and dicotyledonous plants including a fodder or forage legume, ornamental plant, food crop, tree, or shrub selected from the list comprising Acacia spp., Acer spp., Actinidia spp., Aesculus spp., Agathis australis, Albizia amara, Alsophila tricolor, Andropogon spp., Arachis spp, Areca catechu, Astelia fragrans, Astragalus cicer, Baikiaea plurijuga, Betula spp., Brassica spp., Bruguiera gymnorrhiza, Burkea africana, Butea frondosa, Cadaba farinosa, Calliandra spp, Camellia sinensis, Canna indica, Capsicum spp., Cassia spp., Centroema pubescens, Chacoomeles spp., Cinnamomum cassia, Coffea arabica, Colophospermum mopane, Coronillia varia, Cotoneaster serotina, Crataegus spp., Cucumis spp., Cupressus spp., Cyathea dealbata, Cydonia oblonga, Cryptomeria japonica, Cymbopogon spp., Cynthea dealbata, Cydonia oblonga, Dalbergia monetaria, Davallia divaricata, Desmodium spp., Dicksonia squarosa, Dibeteropogon amplectens, Dioclea spp, Dolichos spp., Dorycnium rectum, Echinochloa pyramidalis, Ehraffia spp., Eleusine coracana, Eragrestis spp., Erythrina spp., Eucalypfus spp., Euclea schimperi, Eulalia vi/losa, Pagopyrum spp., Feijoa sellowlana, Fragaria spp., Flemingia spp, Freycinetia banksli, Geranium thunbergii, GinAgo biloba, Glycine javanica, Gliricidia spp, Gossypium hirsutum, Grevillea spp., Guibourtia coleosperma, Hedysarum spp., Hemaffhia altissima, Heteropogon contoffus, Hordeum vulgare, Hyparrhenia rufa, Hypericum erectum, Hypeffhelia dissolute, Indigo incamata, Iris spp., Leptarrhena pyrolifolia, Lespediza spp., Lettuca spp., Leucaena leucocephala, Loudetia simplex, Lotonus bainesli, Lotus spp., Macrotyloma axillare, Malus spp., Manihot esculenta, Medicago saliva, Metasequoia glyptostroboides, Musa sapientum, Nicotianum spp., Onobrychis spp., Ornithopus spp., Oryza spp., Peltophorum africanum, Pennisetum spp., Persea gratissima, Petunia spp., Phaseolus spp., Phoenix canariensis, Phormium cookianum, Photinia spp., Picea glauca, Pinus spp., Pisum sativam, Podocarpus otara, Pogonarthria fleckii, Pogonaffhria squarrosa, Populus spp., Prosopis cineraria, Pseudotsuga menziesii, Pterolobium stellatum, Pyrus communis, Quercus spp., Rhaphiolepsis umbellata, Rhopalostylis sapida, Rhus natalensis, Ribes grossularia, Ribes spp., Robinia pseudoacacia, Rosa spp., Rubus spp., Salix spp., Schyzachyrium sanguineum, Sciadopitys vefficillata, Sequoia sempervirens, Sequoiadendron giganteum, Sorghum bicolor, Spinacia spp., Sporobolus fimbriatus, Stiburus alopecuroides, Stylosanthos humilis, Tadehagi spp, Taxodium distichum, Themeda triandra, Trifolium spp., Triticum spp., Tsuga heterophylla, Vaccinium spp., Vicia spp., Vitis vinifera, Watsonia pyramidata, Zantedeschia aethiopica, Zea mays, amaranth, artichoke, asparagus, broccoli, Brussels sprouts, cabbage, canola, carrot, cauliflower, celery, collard greens, flax, kale, lentil, oilseed rape, okra, onion, potato, rice, soybean, straw, sugar beet, sugar cane, sunflower, tomato, squash tea, maize, wheat, barley, rye, oat, peanut, pea, lentil and alfalfa, cotton, rapeseed, canola, pepper, sunflower, tobacco, eggplant, eucalyptus, a tree, an ornamental plant, a perennial grass and a forage crop. Alternatively algae and other non-Viridiplantae can be used for the methods of the present invention.

According to some embodiments of the invention, the plant used by the method of the invention is a crop plant such as rice, maize, wheat, barley, peanut, potato, sesame, olive tree, palm oil, banana, soybean, sunflower, canola, sugarcane, alfalfa, millet, leguminosae (bean, pea), flax, lupinus, rapeseed, tobacco, poplar and cotton.

According to some embodiments of the invention the plant is a dicotyledonous plant.

According to some embodiments of the invention the plant is a monocotyledonous plant.

According to some embodiments of the invention, there is provided a plant cell exogenously expressing the polynucleotide of some embodiments of the invention, the nucleic acid construct of some embodiments of the invention and/or the polypeptide of some embodiments of the invention.

According to some embodiments of the invention, expressing the exogenous polynucleotide of the invention within the plant is effected by transforming one or more cells of the plant with the exogenous polynucleotide, followed by generating a mature plant from the transformed cells and cultivating the mature plant under conditions suitable for expressing the exogenous polynucleotide within the mature plant.

According to some embodiments of the invention, the transformation is effected by introducing to the plant cell a nucleic acid construct which includes the exogenous polynucleotide of some embodiments of the invention and at least one promoter for directing transcription of the exogenous polynucleotide in a host cell (a plant cell). Further details of suitable transformation approaches are provided hereinbelow.

As mentioned, the nucleic acid construct according to some embodiments of the invention comprises a promoter sequence and the isolated polynucleotide of some embodiments of the invention.

According to some embodiments of the invention, the isolated polynucleotide is operably linked to the promoter sequence.

A coding nucleic acid sequence is “operably linked” to a regulatory sequence (e.g., promoter) if the regulatory sequence is capable of exerting a regulatory effect on the coding sequence linked thereto.

As used herein, the term “promoter” refers to a region of DNA which lies upstream of the transcriptional initiation site of a gene to which RNA polymerase binds to initiate transcription of RNA. The promoter controls where (e.g., which portion of a plant) and/or when (e.g., at which stage or condition in the lifetime of an organism) the gene is expressed.

According to some embodiments of the invention, the promoter is heterologous to the isolated polynucleotide and/or to the host cell.

As used herein the phrase “heterologous promoter” refers to a promoter from a different species or from the same species but from a different gene locus as of the isolated polynucleotide sequence.

According to some embodiments of the invention, the isolated polynucleotide is heterologous to the plant cell (e.g., the polynucleotide is derived from a different plant species when compared to the plant cell, thus the isolated polynucleotide and the plant cell are not from the same plant species).

Any suitable promoter sequence can be used by the nucleic acid construct of the present invention. Preferably the promoter is a constitutive promoter, a tissue-specific, or an abiotic stress-inducible promoter.

According to some embodiments of the invention, the promoter is a plant promoter, which is suitable for expression of the exogenous polynucleotide in a plant cell.

Suitable promoters for expression in wheat include, but are not limited to, Wheat SPA promoter (SEQ ID NO: 10630; Albanietal, Plant Cell, 9: 171-184, 1997, which is fully incorporated herein by reference), wheat LMW (SEQ ID NO: 10631 (longer LMW promoter), and SEQ ID NO: 10632 (LMW promoter) and HMW glutenin-1 (SEQ ID NO: 10633 (Wheat HMW glutenin-1 longer promoter); and SEQ ID NO: 10634 (Wheat HMW glutenin-1 Promoter); Thomas and Flavell, The Plant Cell 2:1171-1180; Furtado et al., 2009 Plant Biotechnology Journal 7:240-253, each of which is fully incorporated herein by reference), wheat alpha, beta and gamma gliadins [e.g., SEQ ID NO: 10635 (wheat alpha gliadin, B genome, promoter); SEQ ID NO: 10636 (wheat gamma gliadin promoter); EMBO 3:1409-15, 1984, which is fully incorporated herein by reference], wheat TdPR60 [SEQ ID NO: 10637 (wheat TdPR60 longer promoter) or SEQ ID NO: 10638 (wheat TdPR60 promoter); Kovalchuk et al., Plant Mol Biol 71:81-98, 2009, which is fully incorporated herein by reference], maize Ub1 Promoter [cultivar Nongda 105 (SEQ ID NO: 10639); GenBank: DQ141598.1; Taylor et al., Plant Cell Rep 1993 12: 491-495, which is fully incorporated herein by reference; and cultivar B73 (SEQ ID NO: 10640); Christensen, A H, et al. Plant Mol. Biol. 18 (4), 675-689 (1992), which is fully incorporated herein by reference]; rice actin 1 (SEQ ID NO: 10641; Mc Elroy et al. 1990, The Plant Cell, Vol. 2, 163-171, which is fully incorporated herein by reference), rice GOS2 [SEQ ID NO: 10642 (rice GOS2 longer promoter) and SEQ ID NO: 10643 (rice GOS2 Promoter); De Pater et al. Plant J. 1992; 2: 837-44, which is fully incorporated herein by reference], arabidopsis Pho1 [SEQ ID NO: 10644 (arabidopsis Pho1 Promoter); Hamburger et al., Plant Cell. 2002; 14: 889-902, which is fully incorporated herein by reference], Expansin B promoters, e.g., rice ExpB5 [SEQ ID NO: 10645 (rice ExpB5 longer promoter) and SEQ ID NO: 10646 (rice ExpB5 promoter)] and Barley ExpB1 [SEQ ID NO: 10647 (barley ExpB1 Promoter), Won et al. Mol Cells. 2010; 30:369-76, which is fully incorporated herein by reference], barley SS2 (sucrose synthase 2) [(SEQ ID NO: 10648), Guerin and Carbonero, Plant Physiology May 1997 vol. 114 no. 1 55-62, which is fully incorporated herein by reference], and rice PG5a [SEQ ID NO: 10649, U.S. Pat. No. 7,700,835, Nakase et al., Plant Mol Biol. 32:621-30, 1996, each of which is fully incorporated herein by reference].

Suitable constitutive promoters include, for example, CaMV 35S promoter [SEQ ID NO: 10650 (CaMV 35S (pQXNc) Promoter); SEQ ID NO: 10651 (PJJ 35S from Brachypodium); SEQ ID NO: 10652 (CaMV 35S (OLD) Promoter) (Odell et al., Nature 313:810-812, 1985)], Arabidopsis At6669 promoter (SEQ ID NO: 10653 (Arabidopsis At6669 (OLD) Promoter); see PCT Publication No. WO04081173A2 or the new At6669 promoter (SEQ ID NO: 10654 (Arabidopsis At6669 (NEW) Promoter)); maize Ub1 Promoter [cultivar Nongda 105 (SEQ ID NO: 10639); GenBank: DQ141598.1; Taylor et al., Plant Cell Rep 1993 12: 491-495, which is fully incorporated herein by reference; and cultivar B73 (SEQ ID NO: 10640); Christensen, A H, et al. Plant Mol. Biol. 18 (4), 675-689 (1992), which is fully incorporated herein by reference]; rice actin 1 (SEQ ID NO: 10641, McElroy et al., Plant Cell 2:163-171, 1990); pEMU (Last et al., Theor. Appl. Genet. 81:581-588, 1991); CaMV 19S (Nilsson et al., Physiol. Plant 100:456-462, 1997); rice GOS2 [SEQ ID NO: 10642 (rice GOS2 longer Promoter) and SEQ ID NO: 10643 (rice GOS2 Promoter), de Pater et al, Plant J November; 2(6):837-44, 1992]; RBCS promoter (SEQ ID NO: 10655); Rice cyclophilin (Bucholz et al, Plant Mol Biol. 25(5):837-43, 1994); Maize H3 histone (Lepetit et al, Mol. Gen. Genet. 231: 276-285, 1992); Actin 2 (An et al, Plant J. 10(1); 107-121, 1996) and Synthetic Super MAS (Ni et al., The Plant Journal 7: 661-76, 1995). Other constitutive promoters include those in U.S. Pat. Nos. 5,659,026, 5,608,149; 5.608,144; 5,604,121; 5,569,597: 5,466,785; 5,399,680; 5,268,463; and 5,608,142.

Suitable tissue-specific promoters include, but not limited to, leaf-specific promoters [e.g., AT5G06690 (Thioredoxin) (high expression, SEQ ID NO: 10656), AT5G61520 (AtSTP3) (low expression, SEQ ID NO: 10657) described in Buttner et al 2000 Plant, Cell and Environment 23, 175-184, or the promoters described in Yamamoto et al., Plant J. 12:255-265, 1997; Kwon et al., Plant Physiol. 105:357-67, 1994; Yamamoto et al., Plant Cell Physiol. 35:773-778, 1994; Gotor et al., Plant J. 3:509-18, 1993; Orozco et al., Plant Mol. Biol. 23:1129-1138, 1993; and Matsuoka et al., Proc. Natl. Acad. Sci. USA 90:9586-9590, 1993; as well as Arabidopsis STP3 (AT5G61520) promoter (Buttner et al., Plant, Cell and Environment 23:175-184, 2000)], seed-preferred promoters [e.g., Napin (originated from Brassica napus which is characterized by a seed specific promoter activity; Stuitje A. R. et. al. Plant Biotechnology Journal 1 (4): 301-309; SEQ ID NO: 10658 (Brassica napus NAPIN Promoter) from seed specific genes (Simon, et al., Plant Mol. Biol. 5. 191, 1985; Scofield, et al., J. Biol. Chem. 262: 12202, 1987; Baszczynski, et al., Plant Mol. Biol. 14: 633, 1990), rice PG5a (SEQ ID NO: 10649; U.S. Pat. No. 7,700,835), early seed development Arabidopsis BAN (AT1G61720) (SEQ ID NO: 10659, US 2009/0031450 A1), late seed development Arabidopsis ABI3 (AT3G24650) (SEQ ID NO: 10660 (Arabidopsis ABI3 (AT3G24650) longer Promoter) or 10661 (Arabidopsis ABI3 (AT3G24650) Promoter)) (Ng et al., Plant Molecular Biology 54: 25-38, 2004), Brazil Nut albumin (Pearson′ et al., Plant Mol. Biol. 18: 235-245, 1992), legumin (Ellis, et al. Plant Mol. Biol. 10: 203-214, 1988), Glutelin (rice) (Takaiwa, et al., Mol. Gen. Genet. 208: 15-22, 1986; Takaiwa, et al., FEBS Letts. 221: 43-47, 1987), Zein (Matzke et al Plant Mol Biol, 143:323-32 1990), napA (Stalberg, et al, Planta 199: 515-519, 1996), Wheat SPA (SEQ ID NO: 10630; Albanietal, Plant Cell, 9: 171-184, 1997), sunflower oleosin (Cummins, et al., Plant Mol. Biol. 19: 873-876, 1992)], endosperm specific promoters [e.g., wheat LMW (SEQ ID NO: 10631 (Wheat LMW Longer Promoter), and SEQ ID NO: 10632 (Wheat LMW Promoter) and HMW glutenin-1 [(SEQ ID NO: 10633 (Wheat HMW glutenin-1 longer Promoter)); and SEQ ID NO: 10634 (Wheat HMW glutenin-1 Promoter), Thomas and Flavell, The Plant Cell 2:1171-1180, 1990; Mol Gen Genet 216:81-90, 1989; NAR 17:461-2), wheat alpha, beta and gamma gliadins (SEQ ID NO: 10635 (wheat alpha gliadin (B genome) promoter); SEQ ID NO: 10636 (wheat gamma gliadin promoter); EMBO 3:1409-15, 1984), Barley ltr1 promoter, barley B1, C, D hordein (Theor Appl Gen 98:1253-62, 1999; Plant J 4:343-55, 1993; Mol Gen Genet 250:750-60, 1996), Barley DOF (Mena et al, The Plant Journal, 116(1): 53-62, 1998), Biz2 (EP99106056.7), Barley SS2 (SEQ ID NO: 10648 (Barley SS2 Promoter); Guerin and Carbonero Plant Physiology 114: 1 55-62, 1997), wheat Tarp60 (Kovalchuk et al., Plant Mol Biol 71:81-98, 2009), barley D-hordein (D-Hor) and B-hordein (B-Hor) (Agnelo Furtado, Robert J. Henry and Alessandro Pellegrineschi (2009)], Synthetic promoter (Vicente-Carbajosa et al., Plant J. 13: 629-640, 1998), rice prolamin NRP33, rice -globulin Glb-1 (Wu et al, Plant Cell Physiology 39(8) 885-889, 1998), rice alpha-globulin REB/OHP-1 (Nakase et al. Plant Mol. Biol. 33: 513-S22, 1997), rice ADP-glucose PP (Trans Res 6:157-68, 1997), maize ESR gene family (Plant J 12:235-46, 1997), sorgum gamma-kafirin (PMB 32:1029-35, 1996)], embryo specific promoters [e.g., rice OSH1 (Sato et al, Proc. Natl. Acad. Sci. USA, 93: 8117-8122), KNOX (Postma-Haarsma et al, Plant Mol. Biol. 39:257-71, 1999), rice oleosin (Wu et at, J. Biochem., 123:386, 1998)], and flower-specific promoters [e.g., AtPRP4, chalene synthase (chsA) (Van der Meer, et al., Plant Mol. Biol. 15, 95-109, 1990), LAT52 (Twell et al Mol. Gen Genet. 217:240-245; 1989), Arabidopsis apetala—3 (Tilly et al., Development. 125:1647-57, 1998), Arabidopsis APETALA 1 (AT1G69120, AP1) (SEQ ID NO: 10662 (Arabidopsis (AT1G69120) APETALA 1)) (Hempel et al., Development 124:3845-3853, 1997)], and root promoters [e.g., the ROOTP promoter [SEQ ID NO: 10663]; rice ExpB5 (SEQ ID NO: 10646 (rice ExpB5 Promoter); or SEQ ID NO: 10645 (rice ExpB5 longer Promoter)) and barley ExpB1 promoter (SEQ ID NO: 10647) (Won et al. Mol. Cells 30: 369-376, 2010); arabidopsis ATTPS-CIN (AT3G25820) promoter (SEQ ID NO: 10664; Chen et al., Plant Phys 135:1956-66, 2004); arabidopsis Pho1 promoter (SEQ ID NO: 10644, Hamburger et al., Plant Cell. 14: 889-902, 2002), which is also slightly induced by stress].

Suitable abiotic stress-inducible promoters include, but not limited to, salt-inducible promoters such as RD29A (Yamaguchi-Shinozalei et al., Mol. Gen. Genet. 236:331-340, 1993); drought-inducible promoters such as maize rab17 gene promoter (Pla et. al., Plant Mol. Biol. 21:259-266, 1993), maize rab28 gene promoter (Busk et. al., Plant J. 11:1285-1295, 1997) and maize Ivr2 gene promoter (Pelleschi et. al., Plant Mol. Biol. 39:373-380, 1999); heat-inducible promoters such as heat tomato hsp80-promoter from tomato (U.S. Pat. No. 5,187,267).

The nucleic acid construct of some embodiments of the invention can further include an appropriate selectable marker and/or an origin of replication. According to some embodiments of the invention, the nucleic acid construct utilized is a shuttle vector, which can propagate both in E. coli (wherein the construct comprises an appropriate selectable marker and origin of replication) and be compatible with propagation in cells. The construct according to the present invention can be, for example, a plasmid, a bacmid, a phagemid, a cosmid, a phage, a virus or an artificial chromosome.

The nucleic acid construct of some embodiments of the invention can be utilized to stably or transiently transform plant cells. In stable transformation, the exogenous polynucleotide is integrated into the plant genome and as such it represents a stable and inherited trait. In transient transformation, the exogenous polynucleotide is expressed by the cell transformed but it is not integrated into the genome and as such it represents a transient trait.

There are various methods of introducing foreign genes into both monocotyledonous and dicotyledonous plants (Potrykus, I., Annu. Rev. Plant. Physiol., Plant. Mol. Biol. (1991) 42:205-225; Shimamoto et al., Nature (1989) 338:274-276).

The principle methods of causing stable integration of exogenous DNA into plant genomic DNA include two main approaches:

(i) Agrobacterium-mediated gene transfer: Klee et al. (1987) Annu. Rev. Plant Physiol. 38:467-486; Klee and Rogers in Cell Culture and Somatic Cell Genetics of Plants, Vol. 6, Molecular Biology of Plant Nuclear Genes, eds. Schell, J., and Vasil, L. K., Academic Publishers, San Diego, Calif. (1989) p. 2-25; Gatenby, in Plant Biotechnology, eds. Kung, S. and Arntzen, C. J., Butterworth Publishers, Boston, Mass. (1989) p. 93-112.

(ii) Direct DNA uptake: Paszkowski et al., in Cell Culture and Somatic Cell Genetics of Plants, Vol. 6, Molecular Biology of Plant Nuclear Genes eds. Schell, J., and Vasil, L. K., Academic Publishers, San Diego, Calif. (1989) p. 52-68; including methods for direct uptake of DNA into protoplasts, Toriyama, K. et al. (1988) Bio/Technology 6:1072-1074. DNA uptake induced by brief electric shock of plant cells: Zhang et al. Plant Cell Rep. (1988) 7:379-384. Fromm et al. Nature (1986) 319:791-793. DNA injection into plant cells or tissues by particle bombardment, Klein et al. Bio/Technology (1988) 6:559-563; McCabe et al. Bio/Technology (1988) 6:923-926; Sanford, Physiol. Plant. (1990) 79:206-209; by the use of micropipette systems: Neuhaus et al., Theor. Appl. Genet. (1987) 75:30-36; Neuhaus and Spangenberg, Physiol. Plant. (1990) 79:213-217; glass fibers or silicon carbide whisker transformation of cell cultures, embryos or callus tissue, U.S. Pat. No. 5,464,765 or by the direct incubation of DNA with germinating pollen, DeWet et al. in Experimental Manipulation of Ovule Tissue, eds. Chapman, G. P. and Mantell, S. H. and Daniels, W. Longman, London, (1985) p. 197-209; and Ohta, Proc. Natl. Acad. Sci. USA (1986) 83:715-719.

The Agrobacterium system includes the use of plasmid vectors that contain defined DNA segments that integrate into the plant genomic DNA. Methods of inoculation of the plant tissue vary depending upon the plant species and the Agrobacterium delivery system. A widely used approach is the leaf disc procedure which can be performed with any tissue explant that provides a good source for initiation of whole plant differentiation. See, e.g., Horsch et al. in Plant Molecular Biology Manual A5, Kluwer Academic Publishers, Dordrecht (1988) p. 1-9. A supplementary approach employs the Agrobacterium delivery system in combination with vacuum infiltration. The Agrobacterium system is especially viable in the creation of transgenic dicotyledonous plants.

There are various methods of direct DNA transfer into plant cells. In electroporation, the protoplasts are briefly exposed to a strong electric field. In microinjection, the DNA is mechanically injected directly into the cells using very small micropipettes. In microparticle bombardment, the DNA is adsorbed on microprojectiles such as magnesium sulfate crystals or tungsten particles, and the microprojectiles are physically accelerated into cells or plant tissues.

Following stable transformation plant propagation is exercised. The most common method of plant propagation is by seed. Regeneration by seed propagation, however, has the deficiency that due to heterozygosity there is a lack of uniformity in the crop, since seeds are produced by plants according to the genetic variances governed by Mendelian rules. Basically, each seed is genetically different and each will grow with its own specific traits. Therefore, it is preferred that the transformed plant be produced such that the regenerated plant has the identical traits and characteristics of the parent transgenic plant. Therefore, it is preferred that the transformed plant be regenerated by micropropagation which provides a rapid, consistent reproduction of the transformed plants.

Micropropagation is a process of growing new generation plants from a single piece of tissue that has been excised from a selected parent plant or cultivar. This process permits the mass reproduction of plants having the preferred tissue expressing the fusion protein. The new generation plants which are produced are genetically identical to, and have all of the characteristics of, the original plant. Micropropagation allows mass production of quality plant material in a short period of time and offers a rapid multiplication of selected cultivars in the preservation of the characteristics of the original transgenic or transformed plant. The advantages of cloning plants are the speed of plant multiplication and the quality and uniformity of plants produced.

Micropropagation is a multi-stage procedure that requires alteration of culture medium or growth conditions between stages. Thus, the micropropagation process involves four basic stages: Stage one, initial tissue culturing; stage two, tissue culture multiplication; stage three, differentiation and plant formation; and stage four, greenhouse culturing and hardening. During stage one, initial tissue culturing, the tissue culture is established and certified contaminant-free. During stage two, the initial tissue culture is multiplied until a sufficient number of tissue samples are produced from the seedlings to meet production goals. During stage three, the tissue samples grown in stage two are divided and grown into individual plantlets. At stage four, the transformed plantlets are transferred to a greenhouse for hardening where the plants' tolerance to light is gradually increased so that it can be grown in the natural environment.

According to some embodiments of the invention, the transgenic plants are generated by transient transformation of leaf cells, meristematic cells or the whole plant.

Transient transformation can be effected by any of the direct DNA transfer methods described above or by viral infection using modified plant viruses.

Viruses that have been shown to be useful for the transformation of plant hosts include CaMV, Tobacco mosaic virus (TMV), brome mosaic virus (BMV) and Bean Common Mosaic Virus (BV or BCMV). Transformation of plants using plant viruses is described in U.S. Pat. No. 4,855,237 (bean golden mosaic virus; BGV), EP-A 67,553 (TMV), Japanese Published Application No. 63-14693 (TMV), EPA 194,809 (BV), EPA 278,667 (BV); and Gluzman, Y. et al., Communications in Molecular Biology: Viral Vectors, Cold Spring Harbor Laboratory, New York, pp. 172-189 (1988). Pseudovirus particles for use in expressing foreign DNA in many hosts, including plants are described in WO 87/06261.

According to some embodiments of the invention, the virus used for transient transformations is avirulent and thus is incapable of causing severe symptoms such as reduced growth rate, mosaic, ring spots, leaf roll, yellowing, streaking, pox formation, tumor formation and pitting. A suitable avirulent virus may be a naturally occurring avirulent virus or an artificially attenuated virus. Virus attenuation may be effected by using methods well known in the art including, but not limited to, sub-lethal heating, chemical treatment or by directed mutagenesis techniques such as described, for example, by Kurihara and Watanabe (Molecular Plant Pathology 4:259-269, 2003), Gal-on et al. (1992), Atreya et al. (1992) and Huet et al. (1994).

Suitable virus strains can be obtained from available sources such as, for example, the American Type culture Collection (ATCC) or by isolation from infected plants. Isolation of viruses from infected plant tissues can be effected by techniques well known in the art such as described, for example by Foster and Taylor, Eds. “Plant Virology Protocols: From Virus Isolation to Transgenic Resistance (Methods in Molecular Biology (Humana Pr), Vol 81)”, Humana Press, 1998. Briefly, tissues of an infected plant believed to contain a high concentration of a suitable virus, preferably young leaves and flower petals, are ground in a buffer solution (e.g., phosphate buffer solution) to produce a virus infected sap which can be used in subsequent inoculations.

Construction of plant RNA viruses for the introduction and expression of non-viral exogenous polynucleotide sequences in plants is demonstrated by the above references as well as by Dawson, W. O. et al., Virology (1989) 172:285-292; Takamatsu et al. EMBO J. (1987) 6:307-311; French et al. Science (1986) 231:1294-1297; Takamatsu et al. FEBS Letters (1990) 269:73-76; and U.S. Pat. No. 5,316,931.

When the virus is a DNA virus, suitable modifications can be made to the virus itself. Alternatively, the virus can first be cloned into a bacterial plasmid for ease of constructing the desired viral vector with the foreign DNA. The virus can then be excised from the plasmid. If the virus is a DNA virus, a bacterial origin of replication can be attached to the viral DNA, which is then replicated by the bacteria. Transcription and translation of this DNA will produce the coat protein which will encapsidate the viral DNA. If the virus is an RNA virus, the virus is generally cloned as a cDNA and inserted into a plasmid. The plasmid is then used to make all of the constructions. The RNA virus is then produced by transcribing the viral sequence of the plasmid and translation of the viral genes to produce the coat protein(s) which encapsidate the viral RNA.

In one embodiment, a plant viral polynucleotide is provided in which the native coat protein coding sequence has been deleted from a viral polynucleotide, a non-native plant viral coat protein coding sequence and a non-native promoter, preferably the subgenomic promoter of the non-native coat protein coding sequence, capable of expression in the plant host, packaging of the recombinant plant viral polynucleotide, and ensuring a systemic infection of the host by the recombinant plant viral polynucleotide, has been inserted. Alternatively, the coat protein gene may be inactivated by insertion of the non-native polynucleotide sequence within it, such that a protein is produced. The recombinant plant viral polynucleotide may contain one or more additional non-native subgenomic promoters. Each non-native subgenomic promoter is capable of transcribing or expressing adjacent genes or polynucleotide sequences in the plant host and incapable of recombination with each other and with native subgenomic promoters. Non-native (foreign) polynucleotide sequences may be inserted adjacent the native plant viral subgenomic promoter or the native and a non-native plant viral subgenomic promoters if more than one polynucleotide sequence is included. The non-native polynucleotide sequences are transcribed or expressed in the host plant under control of the subgenomic promoter to produce the desired products.

In a second embodiment, a recombinant plant viral polynucleotide is provided as in the first embodiment except that the native coat protein coding sequence is placed adjacent one of the non-native coat protein subgenomic promoters instead of a non-native coat protein coding sequence.

In a third embodiment, a recombinant plant viral polynucleotide is provided in which the native coat protein gene is adjacent its subgenomic promoter and one or more non-native subgenomic promoters have been inserted into the viral polynucleotide. The inserted non-native subgenomic promoters are capable of transcribing or expressing adjacent genes in a plant host and are incapable of recombination with each other and with native subgenomic promoters. Non-native polynucleotide sequences may be inserted adjacent the non-native subgenomic plant viral promoters such that the sequences are transcribed or expressed in the host plant under control of the subgenomic promoters to produce the desired product.

In a fourth embodiment, a recombinant plant viral polynucleotide is provided as in the third embodiment except that the native coat protein coding sequence is replaced by a non-native coat protein coding sequence.

The viral vectors are encapsidated by the coat proteins encoded by the recombinant plant viral polynucleotide to produce a recombinant plant virus. The recombinant plant viral polynucleotide or recombinant plant virus is used to infect appropriate host plants. The recombinant plant viral polynucleotide is capable of replication in the host, systemic spread in the host, and transcription or expression of foreign gene(s) (exogenous polynucleotide) in the host to produce the desired protein.

Techniques for inoculation of viruses to plants may be found in Foster and Taylor, eds. “Plant Virology Protocols: From Virus Isolation to Transgenic Resistance (Methods in Molecular Biology (Humana Pr), Vol 81)”, Humana Press, 1998; Maramorosh and Koprowski, eds. “Methods in Virology” 7 vols, Academic Press, New York 1967-1984; Hill, S. A. “Methods in Plant Virology”, Blackwell, Oxford, 1984; Walkey, D. G. A. “Applied Plant Virology”, Wiley, New York, 1985; and Kado and Agrawa, eds. “Principles and Techniques in Plant Virology”, Van Nostrand-Reinhold, New York.

In addition to the above, the polynucleotide of the present invention can also be introduced into a chloroplast genome thereby enabling chloroplast expression.

A technique for introducing exogenous polynucleotide sequences to the genome of the chloroplasts is known. This technique involves the following procedures. First, plant cells are chemically treated so as to reduce the number of chloroplasts per cell to about one. Then, the exogenous polynucleotide is introduced via particle bombardment into the cells with the aim of introducing at least one exogenous polynucleotide molecule into the chloroplasts. The exogenous polynucleotides selected such that it is integratable into the chloroplast's genome via hom*ologous recombination which is readily effected by enzymes inherent to the chloroplast. To this end, the exogenous polynucleotide includes, in addition to a gene of interest, at least one polynucleotide stretch which is derived from the chloroplast's genome. In addition, the exogenous polynucleotide includes a selectable marker, which serves by sequential selection procedures to ascertain that all or substantially all of the copies of the chloroplast genomes following such selection will include the exogenous polynucleotide. Further details relating to this technique are found in U.S. Pat. Nos. 4,945,050; and 5,693,507 which are incorporated herein by reference. A polypeptide can thus be produced by the protein expression system of the chloroplast and become integrated into the chloroplast's inner membrane.

According to some embodiments, there is provided a method of improving nitrogen use efficiency, yield, growth rate, biomass, vigor, oil content, oil yield, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, and/or abiotic stress tolerance of a grafted plant, the method comprising providing a scion that does not transgenically express a polynucleotide encoding a polypeptide at least 80% hom*ologous to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629 and a plant rootstock that transgenically expresses a polynucleotide encoding a polypeptide at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% hom*ologous (or identical) to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 and 10629 (e.g., in a constitutive, tissue specific or inducible, e.g., in an abiotic stress responsive manner), thereby improving the nitrogen use efficiency, yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, and/or abiotic stress tolerance of the grafted plant.

In some embodiments, the plant scion is non-transgenic.

Several embodiments relate to a grafted plant exhibiting improved nitrogen use efficiency, yield, growth rate, biomass, vigor, oil content, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, and/or abiotic stress tolerance, comprising a scion that does not transgenically express a polynucleotide encoding a polypeptide at least 80% hom*ologous to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629 and a plant rootstock that transgenically expresses a polynucleotide encoding a polypeptide at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% hom*ologous (or identical) to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 and 10629.

In some embodiments, the plant root stock transgenically expresses a polynucleotide encoding a polypeptide at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% hom*ologous (or identical) to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 and 10629 in a stress responsive manner.

According to some embodiments of the invention, the plant root stock transgenically expresses a polynucleotide encoding a polypeptide selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629.

According to some embodiments of the invention, the plant root stock transgenically expresses a polynucleotide comprising a nucleic acid sequence at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% identical to the polynucleotide selected from the group consisting of SEQ ID NOs: 1-82, 84-174, 176-222, 224-229, 231-235, 238-302, 304-387, 389-473, 475-519, 521-526, 528-532, 535-551, 898-2468, 2485, 2492-2493, 2495, 2507-2508, 2510-2512, 2523-2524, 2526, 2528, 2533, 2537, 2541, 2545-2546, 2551-2553, 2557, 2564, 2567, 2573-2574, 2576-2577, 2583, 2594, 2599, 2602, 2611, 2613-2614, 2616-2617, 2619, 2635-2638, 2640-2642, 2648, 2652, 2655, 2660, 2662, 2666, 2668, 2673-2674, 2677, 2679, 2681, 2683-2688, 2691, 2693, 2695-2698, 2700, 2707-2708, 2713-2714, 2716-2717, 2719-2720, 2724-2726, 2728, 2730-2731, 2736-2742, 2744-2746, 2751-2753, 2757, 2759-2762, 2764-2766, 2769-2776, 2780-2783, 2785-2788, 2791, 2793-2795, 2798, 2805, 2807-2808, 2812, 2814-2815, 2818-2820, 2823, 2829, 2834-2838, 2840-2842, 2844-2846, 2848, 2852-2858, 2860-2872, 2874, 2876-3244, 3246, 3248-4015, 4017-4426, 4449-5012, 5015-5071, 5073-5090, 5101, 5255, 5267-5304, 5306-5307, 5309-5539, 5541, 5543-5976, 5994-5999, 6003-6027 and 6028.

According to some embodiments of the invention, the plant root stock transgenically expresses a polynucleotide selected from the group consisting of SEQ ID NOs: 1-551, 898-6027 and 6028.

Since processes which increase nitrogen use efficiency, fertilizer use efficiency, oil content, yield, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, growth rate, biomass, vigor and/or abiotic stress tolerance of a plant can involve multiple genes acting additively or in synergy (see, for example, in Quesda et al., Plant Physiol. 130:951-063, 2002), the present invention also envisages expressing a plurality of exogenous polynucleotides in a single host plant to thereby achieve superior effect on nitrogen use efficiency, fertilizer use efficiency, oil content, yield, seed yield, fiber yield, fiber quality, fiber length, photosynthetic capacity, growth rate, biomass, vigor and/or abiotic stress tolerance.

Expressing a plurality of exogenous polynucleotides in a single host plant can be effected by co-introducing multiple nucleic acid constructs, each including a different exogenous polynucleotide, into a single plant cell. The transformed cell can then be regenerated into a mature plant using the methods described hereinabove.

Alternatively, expressing a plurality of exogenous polynucleotides in a single host plant can be effected by co-introducing into a single plant-cell a single nucleic-acid construct including a plurality of different exogenous polynucleotides. Such a construct can be designed with a single promoter sequence which can transcribe a polycistronic messenger RNA including all the different exogenous polynucleotide sequences. To enable co-translation of the different polypeptides encoded by the polycistronic messenger RNA, the polynucleotide sequences can be inter-linked via an internal ribosome entry site (IRES) sequence which facilitates translation of polynucleotide sequences positioned downstream of the IRES sequence. In this case, a transcribed polycistronic RNA molecule encoding the different polypeptides described above will be translated from both the capped 5′ end and the two internal IRES sequences of the polycistronic RNA molecule to thereby produce in the cell all different polypeptides. Alternatively, the construct can include several promoter sequences each linked to a different exogenous polynucleotide sequence.

The plant cell transformed with the construct including a plurality of different exogenous polynucleotides, can be regenerated into a mature plant, using the methods described hereinabove.

Alternatively, expressing a plurality of exogenous polynucleotides in a single host plant can be effected by introducing different nucleic acid constructs, including different exogenous polynucleotides, into a plurality of plants. The regenerated transformed plants can then be cross-bred and resultant progeny selected for superior abiotic stress tolerance, water use efficiency, fertilizer use efficiency, growth, biomass, yield and/or vigor traits, using conventional plant breeding techniques.

According to some embodiments of the invention, the method further comprising growing the plant expressing the exogenous polynucleotide under the abiotic stress.

Non-limiting examples of abiotic stress conditions include, salinity, osmotic stress, drought, water deprivation, excess of water (e.g., flood, waterlogging), etiolation, low temperature (e.g., cold stress), high temperature, heavy metal toxicity, anaerobiosis, nutrient deficiency (e.g., nitrogen deficiency or nitrogen limitation), nutrient excess, atmospheric pollution and UV irradiation.

According to some embodiments of the invention, the method further comprising growing the plant expressing the exogenous polynucleotide under fertilizer limiting conditions (e.g., nitrogen-limiting conditions). Non-limiting examples include growing the plant on soils with low nitrogen content (40-50% Nitrogen of the content present under normal or optimal conditions), or even under sever nitrogen deficiency (0-10% Nitrogen of the content present under normal or optimal conditions), wherein the normal or optimal conditions include about 6-15 mM Nitrogen, e.g., 6-10 mM Nitrogen).

Thus, the invention encompasses plants exogenously expressing the polynucleotide(s), the nucleic acid constructs and/or polypeptide(s) of the invention.

Once expressed within the plant cell or the entire plant, the level of the polypeptide encoded by the exogenous polynucleotide can be determined by methods well known in the art such as, activity assays, Western blots using antibodies capable of specifically binding the polypeptide, Enzyme-Linked Immuno Sorbent Assay (ELISA), radio-immuno-assays (RIA), immunohistochemistry, immunocytochemistry, immunofluorescence and the like.

Methods of determining the level in the plant of the RNA transcribed from the exogenous polynucleotide are well known in the art and include, for example, Northern blot analysis, reverse transcription polymerase chain reaction (RT-PCR) analysis (including quantitative, semi-quantitative or real-time RT-PCR) and RNA-in situ hybridization.

The sequence information and annotations uncovered by the present teachings can be harnessed in favor of classical breeding. Thus, sub-sequence data of those polynucleotides described above, can be used as markers for marker assisted selection (MAS), in which a marker is used for indirect selection of a genetic determinant or determinants of a trait of interest (e.g., biomass, growth rate, oil content, yield, abiotic stress tolerance, water use efficiency, nitrogen use efficiency and/or fertilizer use efficiency). Nucleic acid data of the present teachings (DNA or RNA sequence) may contain or be linked to polymorphic sites or genetic markers on the genome such as restriction fragment length polymorphism (RFLP), microsatellites and single nucleotide polymorphism (SNP), DNA fingerprinting (DFP), amplified fragment length polymorphism (AFLP), expression level polymorphism, polymorphism of the encoded polypeptide and any other polymorphism at the DNA or RNA sequence.

Examples of marker assisted selections include, but are not limited to, selection for a morphological trait (e.g., a gene that affects form, coloration, male sterility or resistance such as the presence or absence of awn, leaf sheath coloration, height, grain color, aroma of rice); selection for a biochemical trait (e.g., a gene that encodes a protein that can be extracted and observed; for example, isozymes and storage proteins);

selection for a biological trait (e.g., pathogen races or insect biotypes based on host pathogen or host parasite interaction can be used as a marker since the genetic constitution of an organism can affect its susceptibility to pathogens or parasites).

The polynucleotides and polypeptides described hereinabove can be used in a wide range of economical plants, in a safe and cost effective manner.

Plant lines exogenously expressing the polynucleotide or the polypeptide of the invention are screened to identify those that show the greatest increase of the desired plant trait.

Thus, according to an additional embodiment of the present invention, there is provided a method of evaluating a trait of a plant, the method comprising: (a) expressing in a plant or a portion thereof the nucleic acid construct of some embodiments of the invention; and (b) evaluating a trait of a plant as compared to a wild type plant of the same type (e.g., a plant not transformed with the claimed biomolecules); thereby evaluating the trait of the plant.

According to an aspect of some embodiments of the invention there is provided a method of producing a crop comprising growing a crop of a plant expressing an exogenous polynucleotide comprising a nucleic acid sequence encoding a polypeptide at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, or more say 100% hom*ologous (e.g., identical) to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 and 10629, wherein the plant is derived from a plant (parent plant) that has been transformed to express the exogenous polynucleotide and that has been selected for increased abiotic stress tolerance, increased water use efficiency, increased growth rate, increased vigor, increased biomass, increased oil content, increased yield, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, and/or increased fertilizer use efficiency (e.g., increased nitrogen use efficiency) as compared to a control plant, thereby producing the crop.

According to an aspect of some embodiments of the present invention there is provided a method of producing a crop comprising growing a crop plant transformed with an exogenous polynucleotide encoding a polypeptide at least 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, or more say 100% hom*ologous (e.g., identical) to the amino acid sequence selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 and 10629, wherein the crop plant is derived from plants which have been transformed with the exogenous polynucleotide and which have been selected for increased abiotic stress tolerance, increased water use efficiency, increased growth rate, increased vigor, increased biomass, increased oil content, increased yield, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, and/or increased fertilizer use efficiency (e.g., increased nitrogen use efficiency) as compared to a wild type plant of the same species which is grown under the same growth conditions, and the crop plant having the increased abiotic stress tolerance, increased water use efficiency, increased growth rate, increased vigor, increased biomass, increased oil content, increased yield, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, and/or increased fertilizer use efficiency (e.g., increased nitrogen use efficiency), thereby producing the crop.

According to some embodiments of the invention the polypeptide is selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629.

According to an aspect of some embodiments of the invention there is provided a method of producing a crop comprising growing a crop of a plant expressing an exogenous polynucleotide which comprises a nucleic acid sequence which is at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% identical to the nucleic acid sequence selected from the group consisting of SEQ ID NOs: 1-82, 84-174, 176-222, 224-229, 231-235, 238-302, 304-387, 389-473, 475-519, 521-526, 528-532, 535-551, 898-2468, 2485, 2492-2493, 2495, 2507-2508, 2510-2512, 2523-2524, 2526, 2528, 2533, 2537, 2541, 2545-2546, 2551-2553, 2557, 2564, 2567, 2573-2574, 2576-2577, 2583, 2594, 2599, 2602, 2611, 2613-2614, 2616-2617, 2619, 2635-2638, 2640-2642, 2648, 2652, 2655, 2660, 2662, 2666, 2668, 2673-2674, 2677, 2679, 2681, 2683-2688, 2691, 2693, 2695-2698, 2700, 2707-2708, 2713-2714, 2716-2717, 2719-2720, 2724-2726, 2728, 2730-2731, 2736-2742, 2744-2746, 2751-2753, 2757, 2759-2762, 2764-2766, 2769-2776, 2780-2783, 2785-2788, 2791, 2793-2795, 2798, 2805, 2807-2808, 2812, 2814-2815, 2818-2820, 2823, 2829, 2834-2838, 2840-2842, 2844-2846, 2848, 2852-2858, 2860-2872, 2874, 2876-3244, 3246, 3248-4015, 4017-4426, 4449-5012, 5015-5071, 5073-5090, 5101, 5255, 5267-5304, 5306-5307, 5309-5539, 5541, 5543-5976, 5994-5999, 6003-6027 and 6028, wherein the plant is derived from a plant selected for increased abiotic stress tolerance, increased water use efficiency, increased growth rate, increased vigor, increased biomass, increased oil content, increased yield, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, and/or increased fertilizer use efficiency (e.g., increased nitrogen use efficiency) as compared to a control plant, thereby producing the crop.

According to an aspect of some embodiments of the present invention there is provided a method of producing a crop comprising growing a crop plant transformed with an exogenous polynucleotide at least 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, or more say 100% identical to the nucleic acid sequence selected from the group consisting of SEQ ID NOs: 1-82, 84-174, 176-222, 224-229, 231-235, 238-302, 304-387, 389-473, 475-519, 521-526, 528-532, 535-551, 898-2468, 2485, 2492-2493, 2495, 2507-2508, 2510-2512, 2523-2524, 2526, 2528, 2533, 2537, 2541, 2545-2546, 2551-2553, 2557, 2564, 2567, 2573-2574, 2576-2577, 2583, 2594, 2599, 2602, 2611, 2613-2614, 2616-2617, 2619, 2635-2638, 2640-2642, 2648, 2652, 2655, 2660, 2662, 2666, 2668, 2673-2674, 2677, 2679, 2681, 2683-2688, 2691, 2693, 2695-2698, 2700, 2707-2708, 2713-2714, 2716-2717, 2719-2720, 2724-2726, 2728, 2730-2731, 2736-2742, 2744-2746, 2751-2753, 2757, 2759-2762, 2764-2766, 2769-2776, 2780-2783, 2785-2788, 2791, 2793-2795, 2798, 2805, 2807-2808, 2812, 2814-2815, 2818-2820, 2823, 2829, 2834-2838, 2840-2842, 2844-2846, 2848, 2852-2858, 2860-2872, 2874, 2876-3244, 3246, 3248-4015, 4017-4426, 4449-5012, 5015-5071, 5073-5090, 5101, 5255, 5267-5304, 5306-5307, 5309-5539, 5541, 5543-5976, 5994-5999, 6003-6027 and 6028, wherein the crop plant is derived from plants which have been transformed with the exogenous polynucleotide and which have been selected for increased abiotic stress tolerance, increased water use efficiency, increased growth rate, increased vigor, increased biomass, increased oil content, increased yield, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, and/or increased fertilizer use efficiency (e.g., increased nitrogen use efficiency) as compared to a wild type plant of the same species which is grown under the same growth conditions, and the crop plant having the increased abiotic stress tolerance, increased water use efficiency, increased growth rate, increased vigor, increased biomass, increased oil content, increased yield, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, and/or increased fertilizer use efficiency (e.g., increased nitrogen use efficiency), thereby producing the crop.

According to some embodiments of the invention the exogenous polynucleotide is selected from the group consisting of SEQ ID NOs: 1-551, 898-6027 and 6028.

According to an aspect of some embodiments of the invention there is provided a method of growing a crop comprising seeding seeds and/or planting plantlets of a plant transformed with the exogenous polynucleotide of the invention, e.g., the polynucleotide which encodes the polypeptide of some embodiments of the invention, wherein the plant is derived from plants which have been transformed with the exogenous polynucleotide and which have been selected for at least one trait selected from the group consisting of increased abiotic stress tolerance, increased water use efficiency, increased growth rate, increased vigor, increased biomass, increased oil content, increased yield, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, and/or increased fertilizer use efficiency (e.g., increased nitrogen use efficiency) as compared to a non-transformed plant.

According to some embodiments of the invention the method of growing a crop comprising seeding seeds and/or planting plantlets of a plant transformed with an exogenous polynucleotide comprising a nucleic acid sequence encoding a polypeptide at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% identical to SEQ ID NO: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 or 10629, wherein the plant is derived from plants which have been transformed with the exogenous polynucleotide and which have been selected for at least one trait selected from the group consisting of increased abiotic stress tolerance, increased water use efficiency, increased growth rate, increased vigor, increased biomass, increased oil content, increased yield, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, and/or increased fertilizer use efficiency (e.g., increased nitrogen use efficiency) as compared to a non-transformed plant, thereby growing the crop.

According to some embodiments of the invention the polypeptide is selected from the group consisting of SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629.

According to some embodiments of the invention the method of growing a crop comprising seeding seeds and/or planting plantlets of a plant transformed with an exogenous polynucleotide comprising the nucleic acid sequence at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% identical to SEQ ID NO: 1-82, 84-174, 176-222, 224-229, 231-235, 238-302, 304-387, 389-473, 475-519, 521-526, 528-532, 535-551, 898-2468, 2485, 2492-2493, 2495, 2507-2508, 2510-2512, 2523-2524, 2526, 2528, 2533, 2537, 2541, 2545-2546, 2551-2553, 2557, 2564, 2567, 2573-2574, 2576-2577, 2583, 2594, 2599, 2602, 2611, 2613-2614, 2616-2617, 2619, 2635-2638, 2640-2642, 2648, 2652, 2655, 2660, 2662, 2666, 2668, 2673-2674, 2677, 2679, 2681, 2683-2688, 2691, 2693, 2695-2698, 2700, 2707-2708, 2713-2714, 2716-2717, 2719-2720, 2724-2726, 2728, 2730-2731, 2736-2742, 2744-2746, 2751-2753, 2757, 2759-2762, 2764-2766, 2769-2776, 2780-2783, 2785-2788, 2791, 2793-2795, 2798, 2805, 2807-2808, 2812, 2814-2815, 2818-2820, 2823, 2829, 2834-2838, 2840-2842, 2844-2846, 2848, 2852-2858, 2860-2872, 2874, 2876-3244, 3246, 3248-4015, 4017-4426, 4449-5012, 5015-5071, 5073-5090, 5101, 5255, 5267-5304, 5306-5307, 5309-5539, 5541, 5543-5976, 5994-5999, 6003-6027 and 6028, wherein the plant is derived from plants which have been transformed with the exogenous polynucleotide and which have been selected for at least one trait selected from the group consisting of increased abiotic stress tolerance, increased water use efficiency, increased growth rate, increased vigor, increased biomass, increased oil content, increased yield, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, and/or increased fertilizer use efficiency (e.g., increased nitrogen use efficiency) as compared to a non-transformed plant, thereby growing the crop.

According to some embodiments of the invention the exogenous polynucleotide is selected from the group consisting of SEQ ID NOs: 1-551, 898-6027 and 6028.

According to an aspect of some embodiments of the present invention there is provided a method of growing a crop comprising:

(a) selecting a parent plant transformed with an exogenous polynucleotide comprising a nucleic acid sequence encoding a polypeptide at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% identical to the polypeptide selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 and 10629 for at least one trait selected from the group consisting of: increased yield, increased growth rate, increased biomass, increased vigor, increased oil content, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, increased nitrogen use efficiency, and increased abiotic stress tolerance as compared to a non-transformed plant of the same species which is grown under the same growth conditions, and

(b) growing a progeny crop plant of the parent plant, wherein the progeny crop plant which comprises the exogenous polynucleotide has the increased yield, the increased growth rate, the increased biomass, the increased vigor, the increased oil content, the increased seed yield, the increased fiber yield, the increased fiber quality, the increased fiber length, the increased photosynthetic capacity, the increased nitrogen use efficiency, and/or the increased abiotic stress,

thereby growing the crop.

According to an aspect of some embodiments of the present invention there is provided a method of producing seeds of a crop comprising:

(a) selecting parent plant transformed with an exogenous polynucleotide comprising a nucleic acid sequence encoding a polypeptide at least about 80%, at least about 81%, at least about 82%, at least about 83%, at least about 84%, at least about 85%, at least about 86%, at least about 87%, at least about 88%, at least about 89%, at least about 90%, at least about 91%, at least about 92%, at least about 93%, at least about 93%, at least about 94%, at least about 95%, at least about 96%, at least about 97%, at least about 98%, at least about 99%, e.g., 100% identical to the polypeptide selected from the group consisting of SEQ ID NOs: 552-633, 635-725, 727-773, 775-780, 782-786, 789-885, 887-889, 891-897, 6029-7467, 7481, 7487, 7498-7499, 7501-7503, 7512-7513, 7515, 7517, 7522, 7525, 7529, 7533-7534, 7539-7541, 7545, 7549, 7552, 7555-7556, 7558, 7563, 7576, 7579, 7588, 7590, 7592-7593, 7595, 7609-7612, 7614-7615, 7620, 7624, 7627, 7631, 7633, 7637, 7639, 7643-7644, 7647, 7649, 7651, 7653-7658, 7660, 7662, 7664, 7666, 7672-7673, 7677-7678, 7680-7681, 7683-7684, 7688-7690, 7692, 7694, 7699-7703, 7705-7706, 7709-7711, 7716-7719, 7721-7723, 7726-7732, 7736-7738, 7740-7742, 7745, 7747-7748, 7751, 7758, 7760-7762, 7765-7766, 7769, 7773, 7777-7781, 7783-7785, 7787-7789, 7791, 7795-7800, 7802-7811, 7813, 7815-8160, 8162, 8164-8853, 8855-9215, 9238-9749, 9751-9803, 9805-9818, 9828, 9935-9968, 9970-9971, 9973-10187, 10189, 10191-10585, 10600-10605, 10609-10628 and 10629 for at least one trait selected from the group consisting of: increased yield, increased growth rate, increased biomass, increased vigor, increased oil content, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, increased nitrogen use efficiency, and increased abiotic stress as compared to a non-transformed plant of the same species which is grown under the same growth conditions,

(b) growing a seed producing plant from the parent plant resultant of step (a), wherein the seed producing plant which comprises the exogenous polynucleotide having the increased yield, the increased growth rate, the increased biomass, the increased vigor, the increased oil content, the increased seed yield, the increased fiber yield, the increased fiber quality, the increased fiber length, the increased photosynthetic capacity, the increased nitrogen use efficiency, and/or the increased abiotic stress, and

(c) producing seeds from the seed producing plant resultant of step (b),

thereby producing seeds of the crop.

According to some embodiments of the invention, the seeds produced from the seed producing plant comprise the exogenous polynucleotide.

According to an aspect of some embodiments of the present invention there is provided a method of growing a crop comprising:

(a) selecting a parent plant transformed with an exogenous polynucleotide comprising a nucleic acid sequence encoding the polypeptide selected from the group consisting of set forth in SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629, for at least one trait selected from the group consisting of: increased yield, increased growth rate, increased biomass, increased vigor, increased oil content, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, increased nitrogen use efficiency, and increased abiotic stress tolerance as compared to a non-transformed plant of the same species which is grown under the same growth conditions, and

(b) growing progeny crop plant of the parent plant, wherein the progeny crop plant which comprises the exogenous polynucleotide has the increased yield, the increased growth rate, the increased biomass, the increased vigor, the increased oil content, the increased seed yield, the increased fiber yield, the increased fiber quality, the increased fiber length, the increased photosynthetic capacity, the increased nitrogen use efficiency, and/or the increased abiotic stress,

thereby growing the crop.

According to an aspect of some embodiments of the present invention there is provided a method of producing seeds of a crop comprising:

(a) selecting parent plant transformed with an exogenous polynucleotide comprising a nucleic acid sequence encoding the polypeptide selected from the group consisting of set forth in SEQ ID NOs: 552-773, 775-780, 782-786, 789-885, 887-897, 6029-7781, 7783-9818, 9820-9823, 9827-9828, 9840-9841, 9849, 9852-9854, 9856, 9858-9859, 9867, 9870, 9872, 9874-9875, 9881, 9883-9885, 9887, 9891, 9893, 9896, 9898-9902, 9904, 9906-9908, 9911, 9915, 9917, 9919, 9921-9922, 9924-9926, 9929, 9933-10585, 10589, 10593, 10599-10605, 10607-10628 and 10629 for at least one trait selected from the group consisting of: increased yield, increased growth rate, increased biomass, increased vigor, increased oil content, increased seed yield, increased fiber yield, increased fiber quality, increased fiber length, increased photosynthetic capacity, increased nitrogen use efficiency, and increased abiotic stress as compared to a non-transformed plant of the same species which is grown under the same growth conditions,

(b) growing a seed producing plant from the parent plant resultant of step (a), wherein the seed producing plant which comprises the exogenous polynucleotide having the increased yield, the increased growth rate, the increased biomass, the increased vigor, the increased oil content, the increased seed yield, the increased fiber yield, the increased fiber quality, the increased fiber length, the increased photosynthetic capacity, the increased nitrogen use efficiency, and/or the increased abiotic stress, and

(c) producing seeds from the seed producing plant resultant of step (b),

thereby producing seeds of the crop.

According to some embodiments of the invention the exogenous polynucleotide is selected from the group consisting of SEQ ID NOs: 1-551, 898-6027 and 6028.

The effect of the transgene (the exogenous polynucleotide encoding the polypeptide) on abiotic stress tolerance can be determined using known methods such as detailed below and in the Examples section which follows.

Abiotic stress tolerance—Transformed (i.e., expressing the transgene) and non-transformed (wild type) plants are exposed to an abiotic stress condition, such as water deprivation, suboptimal temperature (low temperature, high temperature), nutrient deficiency (e.g., nitrogen deficiency or limiting nitrogen conditions), nutrient excess, a salt stress condition, osmotic stress, heavy metal toxicity, anaerobiosis, atmospheric pollution and UV irradiation.

Salinity tolerance assay—Transgenic plants with tolerance to high salt concentrations are expected to exhibit better germination, seedling vigor or growth in high salt. Salt stress can be effected in many ways such as, for example, by irrigating the plants with a hyperosmotic solution, by cultivating the plants hydroponically in a hyperosmotic growth solution (e.g., Hoagland solution), or by culturing the plants in a hyperosmotic growth medium [e.g., 50% Murashige-Skoog medium (MS medium)]. Since different plants vary considerably in their tolerance to salinity, the salt concentration in the irrigation water, growth solution, or growth medium can be adjusted according to the specific characteristics of the specific plant cultivar or variety, so as to inflict a mild or moderate effect on the physiology and/or morphology of the plants (for guidelines as to appropriate concentration see, Bernstein and Kafkafi, Root Growth Under Salinity Stress In: Plant Roots, The Hidden Half 3rd ed. Waisel Y, Eshel A and Kafkafi U. (editors) Marcel Dekker Inc., New York, 2002, and reference therein).

For example, a salinity tolerance test can be performed by irrigating plants at different developmental stages with increasing concentrations of sodium chloride (for example 50 mM, 100 mM, 200 mM, 400 mM NaCl) applied from the bottom and from above to ensure even dispersal of salt. Following exposure to the stress condition the plants are frequently monitored until substantial physiological and/or morphological effects appear in wild type plants. Thus, the external phenotypic appearance, degree of wilting and overall success to reach maturity and yield progeny are compared between control and transgenic plants.

Quantitative parameters of tolerance measured include, but are not limited to, the average wet and dry weight, growth rate, leaf size, leaf coverage (overall leaf area), the weight of the seeds yielded, the average seed size and the number of seeds produced per plant. Transformed plants not exhibiting substantial physiological and/or morphological effects, or exhibiting higher biomass than wild-type plants, are identified as abiotic stress tolerant plants.

Osmotic tolerance test—Osmotic stress assays (including sodium chloride and mannitol assays) are conducted to determine if an osmotic stress phenotype was sodium chloride-specific or if it was a general osmotic stress related phenotype. Plants which are tolerant to osmotic stress may have more tolerance to drought and/or freezing. For salt and osmotic stress germination experiments, the medium is supplemented for example with 50 mM, 100 mM, 200 mM NaCl or 100 mM, 200 mM NaCl, 400 mM mannitol.

Drought tolerance assay/Osmoticum assay—Tolerance to drought is performed to identify the genes conferring better plant survival after acute water deprivation. To analyze whether the transgenic plants are more tolerant to drought, an osmotic stress produced by the non-ionic osmolyte sorbitol in the medium can be performed. Control and transgenic plants are germinated and grown in plant-agar plates for 4 days, after which they are transferred to plates containing 500 mM sorbitol. The treatment causes growth retardation, then both control and transgenic plants are compared, by measuring plant weight (wet and dry), yield, and by growth rates measured as time to flowering.

Conversely, soil-based drought screens are performed with plants overexpressing the polynucleotides detailed above. Seeds from control Arabidopsis plants, or other transgenic plants overexpressing the polypeptide of the invention are germinated and transferred to pots. Drought stress is obtained after irrigation is ceased accompanied by placing the pots on absorbent paper to enhance the soil-drying rate. Transgenic and control plants are compared to each other when the majority of the control plants develop severe wilting. Plants are re-watered after obtaining a significant fraction of the control plants displaying a severe wilting. Plants are ranked comparing to controls for each of two criteria: tolerance to the drought conditions and recovery (survival) following re-watering. Additional drought assays are described in the Examples section which follows (e.g., Examples 29 and 30 below).

Cold stress tolerance—To analyze cold stress, mature (25 day old) plants are transferred to 4° C. chambers for 1 or 2 weeks, with constitutive light. Later on plants are moved back to greenhouse. Two weeks later damages from chilling period, resulting in growth retardation and other phenotypes, are compared between both control and transgenic plants, by measuring plant weight (wet and dry), and by comparing growth rates measured as time to flowering, plant size, yield, and the like.

Heat stress tolerance—Heat stress tolerance is achieved by exposing the plants to temperatures above 34° C. for a certain period. Plant tolerance is examined after transferring the plants back to 22° C. for recovery and evaluation after 5 days relative to internal controls (non-transgenic plants) or plants not exposed to neither cold or heat stress.

Water use efficiency—can be determined as the biomass produced per unit transpiration. To analyze WUE, leaf relative water content can be measured in control and transgenic plants. Fresh weight (FW) is immediately recorded; then leaves are soaked for 8 hours in distilled water at room temperature in the dark, and the turgid weight (TW) is recorded. Total dry weight (DW) is recorded after drying the leaves at 60° C. to a constant weight. Relative water content (RWC) is calculated according to the following Formula I:
RWC=[(FW−DW)/(TW−DW)]×100  Formula I

Fertilizer use efficiency—To analyze whether the transgenic plants are more responsive to fertilizers, plants are grown in agar plates or pots with a limited amount of fertilizer, as described, for example, in Yanagisawa et al (Proc Natl Acad Sci USA. 2004; 101:7833-8). The plants are analyzed for their overall size, time to flowering, yield, protein content of shoot and/or grain. The parameters checked are the overall size of the mature plant, its wet and dry weight, the weight of the seeds yielded, the average seed size and the number of seeds produced per plant. Other parameters that may be tested are: the chlorophyll content of leaves (as nitrogen plant status and the degree of leaf verdure is highly correlated), amino acid and the total protein content of the seeds or other plant parts such as leaves or shoots, oil content, etc. Similarly, instead of providing nitrogen at limiting amounts, phosphate or potassium can be added at increasing concentrations. Again, the same parameters measured are the same as listed above. In this way, nitrogen use efficiency (NUE), phosphate use efficiency (PUE) and potassium use efficiency (KUE) are assessed, checking the ability of the transgenic plants to thrive under nutrient restraining conditions.

Nitrogen use efficiency—To analyze whether the transgenic plants (e.g., Arabidopsis plants) are more responsive to nitrogen, plant are grown in 0.75-3 mM (nitrogen deficient conditions) or 6-10 mM (optimal nitrogen concentration). Plants are allowed to grow for additional 25 days or until seed production. The plants are then analyzed for their overall size, time to flowering, yield, protein content of shoot and/or grain/seed production. The parameters checked can be the overall size of the plant, wet and dry weight, the weight of the seeds yielded, the average seed size and the number of seeds produced per plant. Other parameters that may be tested are: the chlorophyll content of leaves (as nitrogen plant status and the degree of leaf greenness is highly correlated), amino acid and the total protein content of the seeds or other plant parts such as leaves or shoots and oil content. Transformed plants not exhibiting substantial physiological and/or morphological effects, or exhibiting higher measured parameters levels than wild-type plants, are identified as nitrogen use efficient plants.

Nitrogen limiting conditions and Nitrogen Use efficiency assay using plantlets—The assay is done according to Yanagisawa-S. et al. with minor modifications (“Metabolic engineering with Dof1 transcription factor in plants: Improved nitrogen assimilation and growth under low-nitrogen conditions” Proc. Natl. Acad. Sci. USA 101, 7833-7838). Briefly, transgenic plants which are grown for 7-10 days in 0.5×MS [Murashige-Skoog] supplemented with a selection agent are transferred to two nitrogen-limiting conditions: MS media in which the combined nitrogen concentration (NH4NO3 and KNO3) was 0.75 mM (nitrogen deficient conditions) or 6-15 mM (optimal nitrogen concentration). Plants are allowed to grow for additional 30-40 days and then photographed, individually removed from the Agar (the shoot without the roots) and immediately weighed (fresh weight) for later statistical analysis. Constructs for which only T1 seeds are available are sown on selective media and at least 20 seedlings (each one representing an independent transformation event) are carefully transferred to the nitrogen-limiting media. For constructs for which T2 seeds are available, different transformation events are analyzed. Usually, 20 randomly selected plants from each event are transferred to the nitrogen-limiting media allowed to grow for 3-4 additional weeks and individually weighed at the end of that period. Transgenic plants are compared to control plants grown in parallel under the same conditions. Mock-transgenic plants expressing the uidA reporter gene (GUS) under the same promoter or transgenic plants carrying the same promoter but lacking a reporter gene are used as control. Additional assays for measuring tolerance to nitrogen limiting (deficient) conditions are described in Examples 29-32 in the Examples section which follows).

Nitrogen determination—The procedure for N (nitrogen) concentration determination in the structural parts of the plants involves the potassium persulfate digestion method to convert organic N to NO3 (Purcell and King 1996 Argon. J. 88:111-113, the modified Cd mediated reduction of NO3 to NO2 (Vodovotz 1996 Biotechniques 20:390-394) and the measurement of nitrite by the Griess assay (Vodovotz 1996, supra). The absorbance values are measured at 550 nm against a standard curve of NaNO2. The procedure is described in details in Samonte et al. 2006 Agron. J. 98:168-176.

Germination tests—Germination tests compare the percentage of seeds from transgenic plants that could complete the germination process to the percentage of seeds from control plants that are treated in the same manner. Normal conditions are considered for example, incubations at 22° C. under 22-hour light 2-hour dark daily cycles. Evaluation of germination and seedling vigor is conducted between 4 and 14 days after planting. The basal media is 50% MS medium (Murashige and Skoog, 1962 Plant Physiology 15, 473-497).

Germination is checked also at unfavorable conditions such as cold (incubating at temperatures lower than 10° C. instead of 22° C.) or using seed inhibition solutions that contain high concentrations of an osmolyte such as sorbitol (at concentrations of 50 mM, 100 mM, 200 mM, 300 mM, 500 mM, and up to 1000 mM) or applying increasing concentrations of salt (of 50 mM, 100 mM, 200 mM, 300 mM, 500 mM NaCl).

The effect of the transgene on plant's vigor, growth rate, biomass, yield and/or oil content can be determined using known methods.

Plant vigor—The plant vigor can be calculated by the increase in growth parameters such as leaf area, fiber length, rosette diameter, plant fresh weight and the like per time.

Growth rate—The growth rate can be measured using digital analysis of growing plants. For example, images of plants growing in greenhouse on plot basis can be captured every 3 days and the rosette area can be calculated by digital analysis. Rosette area growth is calculated using the difference of rosette area between days of sampling divided by the difference in days between samples.

It should be noted that an increase in rosette parameters such as rosette area, rosette diameter and/or rosette growth rate in a plant model such as Arabidopsis predicts an increase in canopy coverage and/or plot coverage in a target plant such as Brassica sp., soy, corn, wheat, Barley, oat, cotton, rice, tomato, sugar beet, and vegetables such as lettuce.

Evaluation of growth rate can be done by measuring plant biomass produced, rosette area, leaf size or root length per time (can be measured in cm2 per day of leaf area).

Relative growth area can be calculated using Formula II.
Relative growth rate area=Regression coefficient of area along time course  Formula II:

Thus, the relative growth area rate is in units of area units (e.g., mm2/day or cm2/day) and the relative length growth rate is in units of length units (e.g., cm/day or mm/day).

For example, RGR can be determined for plant height (Formula III), SPAD (Formula IV), Number of tillers (Formula V), root length (Formula VI), vegetative growth (Formula VII), leaf number (Formula VIII), rosette area (Formula IX), rosette diameter (Formula X), plot coverage (Formula XI), leaf blade area (Formula XII), and leaf area (Formula XIII)
Relative growth rate of Plant height=Regression coefficient of Plant height along time course (measured in cm/day).  Formula III:
Relative growth rate of SPAD=Regression coefficient of SPAD measurements along time course.  Formula IV:
Relative growth rate of Number of tillers=Regression coefficient of Number of tillers along time course (measured in units of “number of tillers/day”).  Formula V:
Relative growth rate of root length=Regression coefficient of root length along time course (measured in cm per day).  Formula VI:

Vegetative growth rate analysis—was calculated according to Formula VII below.
Relative growth rate of vegetative growth=Regression coefficient of vegetative dry weight along time course (measured in grams per day).  Formula VII:
Relative growth rate of leaf number=Regression coefficient of leaf number along time course (measured in number per day).  Formula VIII:
Relative growth rate of rosette area=Regression coefficient of rosette area along time course (measured in cm2 per day).  Formula IX:
Relative growth rate of rosette diameter=Regression coefficient of rosette diameter along time course (measured in cm per day).  Formula X:
Relative growth rate of plot coverage=Regression coefficient of plot (measured in cm2 per day).  Formula XI:
Relative growth rate of leaf blade area=Regression coefficient of leaf area along time course (measured in cm2 per day).  Formula XII:
Relative growth rate of leaf area=Regression coefficient of leaf area along time course (measured in cm2 per day).  Formula XIII:
1000 Seed Weight=number of seed in sample/sample weight×1000  Formula XIV:

The Harvest Index can be calculated using Formulas XV, XVI, XVII, XVIII and LXV below.
Harvest Index (seed)=Average seed yield per plant/Average dry weight.  Formula XV:
Harvest Index (Sorghum)=Average grain dry weight per Head/(Average vegetative dry weight per Head+Average Head dry weight)  Formula XVI:
Harvest Index (Maize)=Average grain weight per plant/(Average vegetative dry weight per plant plus Average grain weight per plant)  Formula XVII:

Harvest Index (for barley)—The harvest index is calculated using Formula XVIII.
Harvest Index (for barley and wheat)=Average spike dry weight per plant/(Average vegetative dry weight per plant+Average spike dry weight per plant)  Formula XVIII:

Following is a non-limited list of additional parameters which can be detected in order to show the effect of the transgene on the desired plant's traits:
Grain circularity=4×3.14 (grain area/perimeter2)  Formula XIX:
Internode volume=3.14×(d/2)2×1  Formula XX:
Total dry matter (kg)=Normalized head weight per plant+vegetative dry weight.  Formula XXI:
Root/Shoot Ratio=total weight of the root at harvest/total weight of the vegetative portion above ground at harvest. (=RBiH/BiH)  Formula XXII:
Ratio of the number of pods per node on main stem at pod set=Total number of pods on main stem/Total number of nodes on main stem.  Formula XXIII:
Ratio of total number of seeds in main stem to number of seeds on lateral branches=Total number of seeds on main stem at pod set/Total number of seeds on lateral branches at pod set.  Formula XXIV:
Petiole Relative Area=(Petiole area)/Rosette area (measured in %).  Formula XXV:
percentage of reproductive tiller=Number of Reproductive tillers/number of tillers)×100.  Formula XXVI:
Spikes Index=Average Spikes weight per plant/(Average vegetative dry weight per plant plus Average Spikes weight per plant).  Formula XXVII:
Relative growth rate of root coverage=Regression coefficient of root coverage along time course.  Formula XXVIII:
Seed Oil yield=Seed yield per plant (gr.)*Oil % in seed.  Formula XXIX:
shoot/root Ratio=total weight of the vegetative portion above ground at harvest/total weight of the root at harvest.  Formula XXX:
Spikelets Index=Average Spikelets weight per plant/(Average vegetative dry weight per plant plus Average Spikelets weight per plant).  Formula XXXI:
% Canopy coverage=(1−(PAR_DOWN/PAR_UP))×100 measured using AccuPAR Ceptometer Model LP-80.  Formula XXXII:
leaf mass fraction=Leaf area/shoot FW.  Formula XXXIII:
Relative growth rate based on dry weight=Regression coefficient of dry weight along time course.  Formula XXXIV:
Dry matter partitioning (ratio)—At the end of the growing period 6 plants heads as well as the rest of the plot heads were collected, threshed and grains were weighted to obtain grains yield per plot. Dry matter partitioning was calculated by dividing grains yield per plot to vegetative dry weight per plot.  Formula XXXV:
1000 grain weight filling rate (gr/day)—The rate of grain filling was calculated by dividing 1000 grain weight by grain fill duration.  Formula XXXVI:
Specific leaf area (cm2/gr)—Leaves were scanned to obtain leaf area per plant, and then were dried in an oven to obtain the leaves dry weight. Specific leaf area was calculated by dividing the leaf area by leaf dry weight.  Formula XXXVII:
Vegetative dry weight per plant at flowering/water until flowering (gr/lit)—Calculated by dividing vegetative dry weight (excluding roots and reproductive organs) per plant at flowering by the water used for irrigation up to flowering  Formula XXXVIII:
Yield filling rate (gr/day)—The rate of grain filling was calculated by dividing grains Yield by grain fill duration.  Formula XXXIX:
Yield per dunam/water until tan (kg/lit)—Calculated by dividing Grains yield per dunam by water used for irrigation until tan.  Formula XXXX:
Yield per plant/water until tan (gr/lit)—Calculated by dividing Grains yield per plant by water used for irrigation until tan  Formula XXXXI:
Yield per dunam/water until maturity (gr/lit)—Calculated by dividing grains yield per dunam by the water used for irrigation up to maturity. “Lit”=Liter.  Formula XXXXII:
Vegetative dry weight per plant/water until maturity (gr/lit): Calculated by dividing vegetative dry weight per plant (excluding roots and reproductive organs) at harvest by the water used for irrigation up to maturity.  Formula XXXXIII:
Total dry matter per plant/water until maturity (gr/lit): Calculated by dividing total dry matter at harvest (vegetative and reproductive, excluding roots) per plant by the water used for irrigation up to maturity.  Formula XXXXIV:
Total dry matter per plant/water until flowering (gr/lit): Calculated by dividing total dry matter at flowering (vegetative and reproductive, excluding roots) per plant by the water used for irrigation up to flowering.  Formula XXXXV:
Heads index (ratio): Average heads weight/(Average vegetative dry weight per plant plus Average heads weight per plant).  Formula XXXXVI:
Yield/SPAD (kg/SPAD units)—Calculated by dividing grains yield by average SPAD measurements per plot.  Formula XXXXVH:
Stem water content (percentage)—stems were collected and fresh weight (FW) was weighted. Then the stems were oven dry and dry weight (DW) was recorded. Stems dry weight was divided by stems fresh weight, subtracted from 1 and multiplied by 100.  Formula XXXXVIII:
Leaf water content (percentage)—Leaves were collected and fresh weight (FW) was weighted. Then the leaves were oven dry and dry weight (DW) was recorded. Leaves dry weight was divided by leaves fresh weight, subtracted from 1 and multiplied by 100.  Formula XXXXIX:
stem volume (cm3)—The average stem volume was calculated by multiplying the average stem length by (3.14*((mean lower and upper stem width)/2){circumflex over ( )}2).  Formula L:
NUE—is the ratio between total grain yield per total nitrogen (applied+content) in soil.  Formula LI:
NUpE—Is the ratio between total plant N content per total N (applied+content) in soil.  Formula LII:
Total NUtE—Is the ratio between total dry matter per N content of total dry matter.  Formula LIII:
Stem density—is the ratio between internode dry weight and internode volume.  Formula LIV:
Grain NUtE—Is the ratio between grain yield per N content of total dry matter  Formula LV:
N harvest index (Ratio)—Is the ratio between nitrogen content in grain per plant and the nitrogen of whole plant at harvest.  Formula LVI:
Biomass production efficiency—is the ratio between plant biomass and total shoot N.  Formula LVH:
Harvest index (plot) (ratio)—Average seed yield per plot/Average dry weight per plot.  Formula LVIII:
Relative growth rate of petiole relative area—Regression coefficient of petiole relative area along time course (measured in cm2 per day).  Formula LIX:
Yield per spike filling rate (gr/day)—spike filling rate was calculated by dividing grains yield per spike to grain fill duration.  Formula LX:
Yield per micro plots filling rate (gr/day)—micro plots filling rate was calculated by dividing grains yield per micro plots to grain fill duration.  Formula LXI:
Grains yield per hectare [ton/ha]—all spikes per plot were harvested threshed and grains were weighted after sun dry. The resulting value was divided by the number of square meters and multiplied by 10,000 (10,000 square meters=1 hectare).  Formula LXII:
Total dry matter (for Maize)=Normalized ear weight per plant+vegetative dry weight.  Formula LXIII:

Formula LXIV::

Agronomical N U E = Yield per plant ( Kg . ) X Nitrogen Fertilization - Yield per plant ( Kg . ) 0 % Nitrogen Fertilization Fertilizer X

Harvest Index (brachypodium)=Average grain weight/average dry (vegetative+spikelet) weight per plant.  Formula LXV:
Harvest Index for Sorghum* (* when the plants were not dried)=FW (fresh weight) Heads/(FW Heads+FW Plants)  Formula LXVI:

Grain protein concentration—Grain protein content (g grain protein m−2) is estimated as the product of the mass of grain N (g grain N m−2) multiplied by the N/protein conversion ratio of k-5.13 (Mosse 1990, supra). The grain protein concentration is estimated as the ratio of grain protein content per unit mass of the grain (g grain protein kg−1 grain).

Fiber length—Fiber length can be measured using fibrograph. The fibrograph system was used to compute length in terms of “Upper Half Mean” length. The upper half mean (UHM) is the average length of longer half of the fiber distribution. The fibrograph measures length in span lengths at a given percentage point (cottoninc (dot) com/ClassificationofCotton/?Pg=4#Length).

According to some embodiments of the invention, increased yield of corn may be manifested as one or more of the following: increase in the number of plants per growing area, increase in the number of ears per plant, increase in the number of rows per ear, number of kernels per ear row, kernel weight, thousand kernel weight (1000-weight), ear length/diameter, increase oil content per kernel and increase starch content per kernel.

As mentioned, the increase of plant yield can be determined by various parameters. For example, increased yield of rice may be manifested by an increase in one or more of the following: number of plants per growing area, number of panicles per plant, number of spikelets per panicle, number of flowers per panicle, increase in the seed filling rate, increase in thousand kernel weight (1000-weight), increase oil content per seed, increase starch content per seed, among others. An increase in yield may also result in modified architecture, or may occur because of modified architecture.

Similarly, increased yield of soybean may be manifested by an increase in one or more of the following: number of plants per growing area, number of pods per plant, number of seeds per pod, increase in the seed filling rate, increase in thousand seed weight (1000-weight), reduce pod shattering, increase oil content per seed, increase protein content per seed, among others. An increase in yield may also result in modified architecture, or may occur because of modified architecture.

Increased yield of canola may be manifested by an increase in one or more of the following: number of plants per growing area, number of pods per plant, number of seeds per pod, increase in the seed filling rate, increase in thousand seed weight (1000-weight), reduce pod shattering, increase oil content per seed, among others. An increase in yield may also result in modified architecture, or may occur because of modified architecture.

Increased yield of cotton may be manifested by an increase in one or more of the following: number of plants per growing area, number of bolls per plant, number of seeds per boll, increase in the seed filling rate, increase in thousand seed weight (1000-weight), increase oil content per seed, improve fiber length, fiber strength, among others. An increase in yield may also result in modified architecture, or may occur because of modified architecture.

Oil content—The oil content of a plant can be determined by extraction of the oil from the seed or the vegetative portion of the plant. Briefly, lipids (oil) can be removed from the plant (e.g., seed) by grinding the plant tissue in the presence of specific solvents (e.g., hexane or petroleum ether) and extracting the oil in a continuous extractor. Indirect oil content analysis can be carried out using various known methods such as Nuclear Magnetic Resonance (NMR) Spectroscopy, which measures the resonance energy absorbed by hydrogen atoms in the liquid state of the sample [See for example, Conway TF. and Earle FR., 1963, Journal of the American Oil Chemists' Society; Springer Berlin/Heidelberg, ISSN: 0003-021X (Print) 1558-9331 (Online)]; the Near Infrared (NI) Spectroscopy, which utilizes the absorption of near infrared energy (1100-2500 nm) by the sample; and a method described in WO/2001/023884, which is based on extracting oil a solvent, evaporating the solvent in a gas stream which forms oil particles, and directing a light into the gas stream and oil particles which forms a detectable reflected light.

Thus, the present invention is of high agricultural value for promoting the yield of commercially desired crops (e.g., biomass of vegetative organ such as poplar wood, or reproductive organ such as number of seeds or seed biomass).

Any of the transgenic plants described hereinabove or parts thereof may be processed to produce a feed, meal, protein or oil preparation, such as for ruminant animals.

The transgenic plants described hereinabove, which exhibit an increased oil content can be used to produce plant oil (by extracting the oil from the plant).

The plant oil (including the seed oil and/or the vegetative portion oil) produced according to the method of the invention may be combined with a variety of other ingredients. The specific ingredients included in a product are determined according to the intended use. Exemplary products include animal feed, raw material for chemical modification, biodegradable plastic, blended food product, edible oil, biofuel, cooking oil, lubricant, biodiesel, snack food, cosmetics, and fermentation process raw material. Exemplary products to be incorporated to the plant oil include animal feeds, human food products such as extruded snack foods, breads, as a food binding agent, aquaculture feeds, fermentable mixtures, food supplements, sport drinks, nutritional food bars, multi-vitamin supplements, diet drinks, and cereal foods. According to some embodiments of the invention, the oil comprises a seed oil.

According to some embodiments of the invention, the oil comprises a vegetative portion oil (oil of the vegetative portion of the plant).

According to some embodiments of the invention, the plant cell forms a part of a plant.

According to another embodiment of the present invention, there is provided a food or feed comprising the plants or a portion thereof of the present invention.

As used herein the term “about” refers to ±10%.

The terms “comprises”, “comprising”, “includes”, “including”, “having” and their conjugates mean “including but not limited to”.

The term “consisting of” means “including and limited to”.

The term “consisting essentially of” means that the composition, method or structure may include additional ingredients, steps and/or parts, but only if the additional ingredients, steps and/or parts do not materially alter the basic and novel characteristics of the claimed composition, method or structure.

As used herein, the singular form “a”, “an” and “the” include plural references unless the context clearly dictates otherwise. For example, the term “a compound” or “at least one compound” may include a plurality of compounds, including mixtures thereof.

Throughout this application, various embodiments of this invention may be presented in a range format. It should be understood that the description in range format is merely for convenience and brevity and should not be construed as an inflexible limitation on the scope of the invention. Accordingly, the description of a range should be considered to have specifically disclosed all the possible subranges as well as individual numerical values within that range. For example, description of a range such as from 1 to 6 should be considered to have specifically disclosed subranges such as from 1 to 3, from 1 to 4, from 1 to 5, from 2 to 4, from 2 to 6, from 3 to 6 etc., as well as individual numbers within that range, for example, 1, 2, 3, 4, 5, and 6. This applies regardless of the breadth of the range.

Whenever a numerical range is indicated herein, it is meant to include any cited numeral (fractional or integral) within the indicated range. The phrases “ranging/ranges between” a first indicate number and a second indicate number and “ranging/ranges from” a first indicate number “to” a second indicate number are used herein interchangeably and are meant to include the first and second indicated numbers and all the fractional and integral numerals therebetween.

As used herein the term “method” refers to manners, means, techniques and procedures for accomplishing a given task including, but not limited to, those manners, means, techniques and procedures either known to, or readily developed from known manners, means, techniques and procedures by practitioners of the chemical, pharmacological, biological, biochemical and medical arts.

When reference is made to particular sequence listings, such reference is to be understood to also encompass sequences that substantially correspond to its complementary sequence as including minor sequence variations, resulting from, e.g., sequencing errors, cloning errors, or other alterations resulting in base substitution, base deletion or base addition, provided that the frequency of such variations is less than 1 in 50 nucleotides, alternatively, less than 1 in 100 nucleotides, alternatively, less than 1 in 200 nucleotides, alternatively, less than 1 in 500 nucleotides, alternatively, less than 1 in 1000 nucleotides, alternatively, less than 1 in 5,000 nucleotides, alternatively, less than 1 in 10,000 nucleotides.

It is appreciated that certain features of the invention, which are, for clarity, described in the context of separate embodiments, may also be provided in combination in a single embodiment. Conversely, various features of the invention, which are, for brevity, described in the context of a single embodiment, may also be provided separately or in any suitable subcombination or as suitable in any other described embodiment of the invention. Certain features described in the context of various embodiments are not to be considered essential features of those embodiments, unless the embodiment is inoperative without those elements.

Various embodiments and aspects of the present invention as delineated hereinabove and as claimed in the claims section below find experimental support in the following examples.

Reference is now made to the following examples, which together with the above descriptions illustrate some embodiments of the invention in a non limiting fashion.

Generally, the nomenclature used herein and the laboratory procedures utilized in the present invention include molecular, biochemical, microbiological and recombinant DNA techniques. Such techniques are thoroughly explained in the literature. See, for example, “Molecular Cloning: A laboratory Manual” Sambrook et al., (1989); “Current Protocols in Molecular Biology” Volumes I-III Ausubel, R. M., ed. (1994); Ausubel et al., “Current Protocols in Molecular Biology”, John Wiley and Sons, Baltimore, Md. (1989); Perbal, “A Practical Guide to Molecular Cloning”, John Wiley & Sons, New York (1988); Watson et al., “Recombinant DNA”, Scientific American Books, New York; Birren et al. (eds) “Genome Analysis: A Laboratory Manual Series”, Vols. 1-4, Cold Spring Harbor Laboratory Press, New York (1998); methodologies as set forth in U.S. Pat. Nos. 4,666,828; 4,683,202; 4,801,531; 5,192,659 and 5,272,057; “Cell Biology: A Laboratory Handbook”, Volumes I-III Cellis, J. E., ed. (1994); “Current Protocols in Immunology” Volumes I-III Coligan J. E., ed. (1994); Stites et al. (eds), “Basic and Clinical Immunology” (8th Edition), Appleton & Lange, Norwalk, Conn. (1994); Mishell and Shiigi (eds), “Selected Methods in Cellular Immunology”, W. H. Freeman and Co., New York (1980); available immunoassays are extensively described in the patent and scientific literature, see, for example, U.S. Pat. Nos. 3,791,932; 3,839,153; 3,850,752; 3,850,578; 3,853,987; 3,867,517; 3,879,262; 3,901,654; 3,935,074; 3,984,533; 3,996,345; 4,034,074; 4,098,876; 4,879,219; 5,011,771 and 5,281,521; “Oligonucleotide Synthesis” Gait, M. J., ed. (1984); “Nucleic Acid Hybridization” Hames, B. D., and Higgins S. J., eds. (1985); “Transcription and Translation” Hames, B. D., and Higgins S. J., Eds. (1984); “Animal Cell Culture” Freshney, R. I., ed. (1986); “Immobilized Cells and Enzymes” IRL Press, (1986); “A Practical Guide to Molecular Cloning” Perbal, B., (1984) and “Methods in Enzymology” Vol. 1-317, Academic Press; “PCR Protocols: A Guide To Methods And Applications”, Academic Press, San Diego, Calif. (1990); Marshak et al., “Strategies for Protein Purification and Characterization—A Laboratory Course Manual” CSHL Press (1996); all of which are incorporated by reference as if fully set forth herein. Other general references are provided throughout this document. The procedures therein are believed to be well known in the art and are provided for the convenience of the reader. All the information contained therein is incorporated herein by reference.

General Experimental and Bioinformatics Methods

RNA extraction—Tissues growing at various growth conditions (as described below) were sampled and RNA was extracted using TRIzol Reagent from Invitrogen [invitrogen (dot) com/content (dot)cfm?pageid=469]. Approximately 30-50 mg of tissue was taken from samples. The weighed tissues were ground using pestle and mortar in liquid nitrogen and resuspended in 500 μl of TRIzol Reagent. To the hom*ogenized lysate, 100 μl of chloroform was added followed by precipitation using isopropanol and two washes with 75% ethanol. The RNA was eluted in 30 μl of RNase-free water. RNA samples were cleaned up using Qiagen's RNeasy minikit clean-up protocol as per the manufacturer's protocol (QIAGEN Inc, CA USA). For convenience, each micro-array expression information tissue type has received an expression Set ID.

Correlation analysis—was performed for selected genes according to some embodiments of the invention, in which the characterized parameters (measured parameters according to the correlation IDs) were used as “X axis” for correlation with the tissue transcriptome, which was used as the “Y axis”. For each gene and measured parameter a correlation coefficient “R” was calculated (using Pearson correlation) along with a p-value for the significance of the correlation. When the correlation coefficient (R) between the levels of a gene's expression in a certain tissue and a phenotypic performance across ecotypes/variety/hybrid is high in absolute value (between 0.5-1), there is an association between the gene (specifically the expression level of this gene) and the phenotypic characteristic (e.g., improved yield, growth rate, nitrogen use efficiency, abiotic stress tolerance and the like).

The present inventors have identified polynucleotides which expression thereof in plants can increase yield, seed yield, fiber yield, fiber quality, growth rate, vigor, biomass, growth rate, oil content, abiotic stress tolerance (ABST), fertilizer use efficiency (FUE) such as nitrogen use efficiency (NUE), and water use efficiency (WUE) of a plant, as follows.

All nucleotide sequence datasets used here were originated from publicly available databases or from performing sequencing using the Solexa technology (e.g. Barley and Sorghum). Sequence data from 100 different plant species was introduced into a single, comprehensive database. Other information on gene expression, protein annotation, enzymes and pathways were also incorporated.

Major databases used include:

Genomes

Arabidopsis genome [TAIR genome version 6 (arabidopsis (dot) org/)];

Rice genome [IRGSP build 4.0 (rgp (dot) dna (dot) affrc (dot) go (dot) jp/IRGSP/)];

Poplar [Populus trichocarpa release 1.1 from JGI (assembly release v1.0) (genome (dot) jgi-psf (dot) org/)];

Brachypodium [JGI 4× assembly, brachpodium (dot) org)];

Soybean [DOE-JGI SCP, version Glyma0 (phytozome (dot) net/)];

Grape [French-Italian Public Consortium for Grapevine Genome Characterization grapevine genome (genoscope (dot) cns (dot) fr/)];

Castobean [TIGR/J Craig Venter Institute 4× assembly [msc (dot) jcvi (dot) org/r communis];

Sorghum [DOE-JGI SCP, version Sbil [phytozome (dot) net/)];

Partially assembled genome of Maize [maizesequence (dot) org/];

Expressed EST and mRNA Sequences were Extracted from the Following Databases:

GenBank ncbi (dot) nlm (dot) nih (dot) gov/dbEST;

RefSeq (ncbi (dot) nlm (dot) nih (dot) gov/RefSeq/);

TAIR (arabidopsis (dot) org/);

Protein and Pathway Databases

Uniprot [uniprot (dot) org/];

AraCyc [arabidopsis (dot) org/biocyc/index (dot) jsp];

ENZYME [expasy (dot) org/enzyme/];

Microarray Datasets were Downloaded from:

GEO (ncbi (dot) nlm (dot) nih (dot) gov/geo/);

TAIR (Arabidopsis (dot) org/);

Proprietary microarray data (WO2008/122980);

QTL and SNPs Information

Gramene [gramene (dot) org/qtl/];

Panzea [panzea (dot) org/index (dot) html];

Database Assembly—was performed to build a wide, rich, reliable annotated and easy to analyze database comprised of publicly available genomic mRNA, ESTs DNA sequences, data from various crops as well as gene expression, protein annotation and pathway data QTLs, and other relevant information.

Database assembly is comprised of a toolbox of gene refining, structuring, annotation and analysis tools enabling to construct a tailored database for each gene discovery project. Gene refining and structuring tools enable to reliably detect splice variants and antisense transcripts, generating understanding of various potential phenotypic outcomes of a single gene. The capabilities of the “LEADS” platform of Compugen LTD for analyzing human genome have been confirmed and accepted by the scientific community [see e.g., “Widespread Antisense Transcription”, Yelin, et al. (2003) Nature Biotechnology 21, 379-85; “Splicing of Alu Sequences”, Lev-Maor, et al. (2003) Science 300 (5623), 1288-91; “Computational analysis of alternative splicing using EST tissue information”, Xie H et al. Genomics 2002], and have been proven most efficient in plant genomics as well.

EST clustering and gene assembly—For gene clustering and assembly of organisms with available genome sequence data (arabidopsis, rice, castorbean, grape, brachypodium, poplar, soybean, sorghum) the genomic LEADS version (GANG) was employed. This tool allows most accurate clustering of ESTs and mRNA sequences on genome, and predicts gene structure as well as alternative splicing events and anti-sense transcription.

For organisms with no available full genome sequence data, “expressed LEADS” clustering software was applied.

Gene annotation—Predicted genes and proteins were annotated as follows: BLAST® search [BLAST® (dot) ncbi (dot) nlm (dot) nih (dot) gov/BLAST® (dot) cgi] against all plant UniProt [uniprot (dot) org/] sequences was performed. Open reading frames of each putative transcript were analyzed and longest ORF with higher number of hom*ologues was selected as predicted protein of the transcript. The predicted proteins were analyzed by InterPro [ebi (dot) ac (dot) uk/interproa

BLAST® against proteins from AraCyc and ENZYME databases was used to map the predicted transcripts to AraCyc pathways.

Predicted proteins from different species were compared using BLAST® algorithm [ncbi (dot) nlm (dot) nih (dot) gov/BLAST® (dot) cgi] to validate the accuracy of the predicted protein sequence, and for efficient detection of orthologs.

Gene expression profiling—Several data sources were exploited for gene expression profiling, namely microarray data and digital expression profile (see below).

According to gene expression profile, a correlation analysis was performed to identify genes which are co-regulated under different development stages and environmental conditions and associated with different phenotypes.

Publicly available microarray datasets were downloaded from TAIR and NCBI GEO sites, renormalized, and integrated into the database. Expression profiling is one of the most important resource data for identifying genes important for yield.

A digital expression profile summary was compiled for each cluster according to all keywords included in the sequence records comprising the cluster. Digital expression, also known as electronic Northern Blot, is a tool that displays virtual expression profile based on the EST sequences forming the gene cluster. The tool provides the expression profile of a cluster in terms of plant anatomy (e.g., the tissue/organ in which the gene is expressed), developmental stage (the developmental stages at which a gene can be found) and profile of treatment (provides the physiological conditions under which a gene is expressed such as drought, cold, pathogen infection, etc.). Given a random distribution of ESTs in the different clusters, the digital expression provides a probability value that describes the probability of a cluster having a total of N ESTs to contain X ESTs from a certain collection of libraries. For the probability calculations, the following is taken into consideration: a) the number of ESTs in the cluster, b) the number of ESTs of the implicated and related libraries, c) the overall number of ESTs available representing the species. Thereby clusters with low probability values are highly enriched with ESTs from the group of libraries of interest indicating a specialized expression.

Recently, the accuracy of this system was demonstrated by Portnoy et al., 2009 (Analysis Of The Melon Fruit Transcriptome Based On 454 Pyrosequencing) in: Plant & Animal Genomes XVII Conference, San Diego, Calif. Transcriptomeic analysis, based on relative EST abundance in data was performed by 454 pyrosequencing of cDNA representing mRNA of the melon fruit. Fourteen double strand cDNA samples obtained from two genotypes, two fruit tissues (flesh and rind) and four developmental stages were sequenced. GS FLX pyrosequencing (Roche/454 Life Sciences) of non-normalized and purified cDNA samples yielded 1,150,657 expressed sequence tags, that assembled into 67,477 unigenes (32,357 singletons and 35,120 contigs). Analysis of the data obtained against the Cucurbit Genomics Database [icugi (dot) org/] confirmed the accuracy of the sequencing and assembly. Expression patterns of selected genes fitted well their qRT-PCR data.

The genes listed in Table 1 below were identified to have a major impact on plant yield, seed yield, fiber yield, fiber quality, growth rate, photosynthetic capacity, vigor, biomass, growth rate, oil content, abiotic stress tolerance, nitrogen use efficiency, water use efficiency and/or fertilizer use efficiency when expression thereof is increased in plants. The identified genes, their curated polynucleotide and polypeptide sequences, their updated sequences according to Genbank database and the sequences of the cloned genes and proteins are summarized in Table 1, hereinbelow.

TABLE I
Identified genes for increasing yield, seed yield, growth rate, vigor, biomass, growth rate, oil content,
fiber yield, fiber quality, photosynthetic capacity, abiotic stress tolerance, nitrogen use efficiency,
water use efficiency and fertilizer use efficiency of a plant Provided are the identified genes, their
annotation, organism and polynucleotide and polypeptide sequence identifiers.
GenePolyn. SEQPolyp. SEQ
NameCluster NameOrganismID NO:ID NO:
LBY16arabidopsis|13v2|AT1G22970arabidopsis1552
LBY17arabidopsis|13v2|AT2G33210arabidopsis2553
LBY18barley|12v1|AJ461405barley3554
LBY19barley|12v1|AJ480517barley4555
LBY20barley|12v1|AV833663barley5556
LBY21barley|12v1|BE602565barley6557
LBY22barley|12v1|BE603141barley7558
LBY23barley|12v1|BF260749barley8559
LBY24barley|12v1|BF623324barley9560
LBY25barley|12v1|BF628509barley10561
LBY26barley|12v1|BG309426barley11562
LBY27barley|12v1|BG414966barley12563
LBY28barley|12v1|BI947919barley13564
LBY29barley|12v1|BI950637barley14565
LBY30barley|12v1|BI957144barley15566
LBY31barley|12v1|BM370880barley16567
LBY32barley|12v1|BU981749barley17568
LBY33bean|13v1|CA912900bean18569
LBY34bean|13v1|HO799852bean19570
LBY35bean|13v1|SRR001335X308983bean20571
LBY36bean|13v1|SRR001335X369026bean21572
LBY37brachypodium|13v2|BRADI1G10360brachypodium22573
LBY39chlamydomonas|13v1|AF016902chlamydomonas23574
LBY40chlamydomonas|13v1|AV389131chlamydomonas24575
LBY41chlamydomonas|13v1|BE024238chlamydomonas25576
LBY42chlamydomonas|13v1|BE056699chlamydomonas26577
LBY43chlamydomonas|13v1|BE238232chlamydomonas27578
LBY44chlamydomonas|13v1|BG859395chlamydomonas28579
LBY45cotton|11v1|AI728213cotton29580
LBY46cotton|11v1|AW187962cotton30581
LBY47cotton|11v1|BE054714cotton31582
LBY48cotton|11v1|CA992719cotton32583
LBY49cotton|11v1|CD485858cotton33584
LBY50cotton|11v1|CO094458cotton34585
LBY51cotton|11v1|CO097155XX2cotton35586
LBY52cotton|11v1|DT048759XX2cotton36587
LBY53cotton|11v1|DT551860cotton37588
LBY54cotton|11v1|DT569254cotton38589
LBY55foxtail_millet|13v2|EC612531 foxtail_millet39590
LBY56foxtail_millet|13v2|PHY7SI011949Mfoxtail_millet 40591
LBY57foxtail_millet|13v2|PHY7SI024118Mfoxtail_millet 41592
LBY58foxtail_millet|13v2|PHY7SI031876Mfoxtail_millet 42593
LBY59foxtail_millet|13v2|PHY7SI032418Mfoxtail_millet 43594
LBY61foxtail_millet|13v2|SRR350548X103005foxtail_millet 44595
LBY62foxtail_millet|13v2|SRR350548X10518foxtail_millet 45596
LBY63foxtail_millet|13v2|SRR350548X107681foxtail_millet 46597
LBY64foxtail_millet|13v2|SRR350548X10799foxtail_millet 47598
LBY65foxtail_millet|13v2|SRR350548X10909foxtail_millet 48599
LBY66foxtail_millet|13v2|SRR350548X113858foxtail_millet 49600
LBY67foxtail_millet|13v2|SRR350548X115271foxtail_millet 50601
LBY68foxtail_millet|13v2|SRR350548X117047foxtail_millet 51602
LBY69foxtail_millet|13v2|SRR350548X122695foxtail_millet 52603
LBY70foxtail_millet|13v2|SRR350548X123794foxtail_millet 53604
LBY71foxtail_millet|13v2|SRR350548X12932foxtail_millet 54605
LBY72foxtail_millet|13v2|SRR350548X130312foxtail_millet 55606
LBY73foxtail_millet|13v2|SRR350548X132820foxtail_millet 56607
LBY74foxtail_millet|13v2|SRR350548X135074foxtail_millet 57608
LBY75foxtail_millet|13v2|SRR350548X141269foxtail_millet 58609
LBY76foxtail_millet|13v2|SRR350548X15437foxtail_millet 59610
LBY77foxtail_millet|13v2|SRR350548X157828foxtail_millet 60611
LBY78foxtail_millet|13v2|SRR350548X17296foxtail_millet 61612
LBY79foxtail_millet|13v2|SRR350548X177567foxtail_millet 62613
LBY80foxtail_millet|13v2|SRR350548X191757foxtail_millet 63614
LBY81foxtail_millet|13v2|SRR350548X196210foxtail_millet 64615
LBY82foxtail_millet|13v2|SRR350548X196859foxtail_millet 65616
LBY83foxtail_millet|13v2|SRR350548X218671foxtail_millet 66617
LBY84foxtail_millet|13v2|SRR350548X306788foxtail_millet 67618
LBY85foxtail_millet|13v2|SRR350548X349819foxtail_millet 68619
LBY86foxtail_millet|13v2|SRR350548X406093foxtail_millet 69620
LBY87foxtail_millet|13v2|SRR350548X410798foxtail_millet 70621
LBY88foxtail_millet|13v2|SRR350548X59197foxtail_millet 71622
LBY89foxtail_millet|13v2|SRR350548X77704foxtail_millet 72623
LBY90foxtail_millet|13v2|SRR350549X116153foxtail_millet 73624
LBY91foxtail_millet|13v2|SRR350549X131202foxtail_millet 74625
LBY92foxtail_millet|13v2|SRR350549X154401foxtail_millet 75626
LBY93gossypium_raimondii|13v1|AI055109gossypium_raimondii76627
LBY94gossypium_raimondii|13v1|AW187415gossypium_raimondii77628
LBY95gossypium_raimondii|13v1|BG440368gossypium_raimondii78629
LBY96gossypium_raimondii|13v1|CA993797gossypium_raimondii79630
LBY97gossypium_raimondii|13v1|DW518098gossypium_raimondii80631
LBY98grape|13v1|GSVIVT01008767001grape81632
LBY99grape|13v1|GSVIVT01022545001grape82633
LBY100grape|13v1|GSVIVT01027185001grape83634
LBY102grape|13v1|GSVIVT01033774001grape84635
LBY103maize|13v2|AI391771maize85636
LBY104maize|13v2|AI391832maize86637
LBY105maize|13v2|AI629879maize87638
LBY106maize|13v2|AI629976maize88639
LBY107maize|13v2|AI649422maize89640
LBY108maize|13v2|AI665281maize90641
LBY109maize|13v2|AI714974maize91642
LBY110maize|13v2|AI783421maize92643
LBY111maize|13v2|AI857222maize93644
LBY112maize|13v2|AW066591maize94645
LBY113maize|13v2|BE511523maize95646
LBY114maize|13v2|BG320464maize96647
LBY115maize|13v2|BG836613maize97648
LBY116maize|13v2|BM416753maize98649
LBY117maize|13v2|BM895232maize99650
LBY118maize|13v2|CF648041maize100651
LBY119maize|13v2|DW918922maize101652
LBY120maize|13v2|W21655maize102653
LBY121maize|13v2|W21748maize103654
LBY122maize|13v2|W49461maize104655
LBY123maize|13v2|X81831maize105656
LBY125medicago|13v1|AW696074medicago106657
LBY126medicago|13v1|BG457785medicago107658
LBY127medicago|13v1|BQ147900medicago108659
LBY128peanut|13v1|EE125510peanut109660
LBY129peanut|13v1|ES722517peanut110661
LBY131physcomitrella|13v1|AW738860physcomitrella111662
LBY132pine|10v2|BM492830pine112663
LBY133plantago|11v2|SRR066373X397343plantago113664
LBY134poplar|13v1|AI164180poplar114665
LBY135potato|10v1|BE919981potato115666
LBY136potato|10v1|BF460221potato116667
LBY137potato|10v1|BG595100potato117668
LBY138rice|11v1|AU069467rice118669
LBY139rice|13v2|AA750185rice119670
LBY140rice|13v2|AA750741rice120671
LBY141rice|13v2|AU077650rice121672
LBY142rice|13v2|AU173280rice122673
LBY143rice|13v2|BI796376rice123674
LBY144rice|13v2|BQ907720rice124675
LBY145rice|13v2|C28519rice125676
LBY146rice|13v2|GFXAC018727X13rice126677
LBY147rice|13v2|GFXAC090120X15rice127678
LBY148sorghum|12v1|SB03G032710sorghum128679
LBY149sorghum|13v2|AI723863sorghum129680
LBY150sorghum|13v2|AI723986sorghum130681
LBY151sorghum|13v2|AI724085sorghum131682
LBY152sorghum|13v2|AI724262sorghum132683
LBY153sorghum|13v2|AW283496sorghum133684
LBY154sorghum|13v2|AW285663sorghum134685
LBY155sorghum|13v2|AW564408sorghum135686
LBY156sorghum|13v2|AW565627sorghum136687
LBY157sorghum|13v2|AW671774sorghum137688
LBY158sorghum|13v2|AW676719sorghum138689
LBY159sorghum|13v2|AW679798sorghum139690
LBY160sorghum|13v2|AW746324sorghum140691
LBY161sorghum|13v2|AW747557sorghum141692
LBY162sorghum|13v2|BE126058sorghum142693
LBY163sorghum|13v2|BE355844sorghum143694
LBY164sorghum|13v2|BE356001sorghum144695
LBY165sorghum|13v2|BE357267sorghum145696
LBY166sorghum|13v2|BE358756sorghum146697
LBY167sorghum|13v2|BE360790sorghum147698
LBY168sorghum|13v2|BE364917sorghum148699
LBY170sorghum|13v2|BE594760sorghum149700
LBY171sorghum|13v2|BE597213sorghum150701
LBY173sorghum|13v2|BF421040sorghum151702
LBY174sorghum|13v2|BF585682sorghum152703
LBY175sorghum|13v2|BF586554sorghum153704
LBY176sorghum|13v2|BG049624sorghum154705
LBY177sorghum|13v2|BG050660sorghum155706
LBY178sorghum|13v2|BG053630sorghum156707
LBY179sorghum|13v2|BG411492sorghum157708
LBY180sorghum|13v2|BG488154sorghum158709
LBY181sorghum|13v2|BM322245sorghum159710
LBY182sorghum|13v2|CD222102sorghum160711
LBY183sorghum|13v2|CD223986sorghum161712
LBY184sorghum|13v2|CD224850sorghum162713
LBY185sorghum|13v2|CD226020sorghum163714
LBY186sorghum|13v2|CD227545sorghum164715
LBY187sorghum|13v2|CD431650sorghum165716
LBY188sorghum|13v2|CF757269sorghum166717
LBY189sorghum|13v2|CF760555sorghum167718
LBY190sorghum|13v2|CF761959sorghum168719
LBY191sorghum|13v2|XM_002441241sorghum169720
LBY192sorghum|13v2|XM_002457915sorghum170721
LBY193soybean|13v2|GLYMAO5G343soybean171722
LBY194soybean|13v2|GLYMA15G306soybean172723
LBY195soybean|13v2|GLYMA19G40920T2soybean173724
LBY196spruce|11v1|ES252179spruce174725
LBY197sunflower|12v1|AJ829034sunflower175726
LBY199sunflower|12v1|BU021733sunflower176727
LBY200sunflower|12v1|CD847948sunflower177728
LBY201sunflower|12v1|CD852615sunflower178729
LBY202sunflower|12v1|CD853598sunflower179730
LBY203sunflower|12v1|CX948055sunflower180731
LBY204sunflower|12v1|DY904031sunflower181732
LBY205sunflower|12v1|DY904769sunflower182733
LBY206sunflower|12v1|DY914980sunflower183734
LBY207sunflower|12v1|DY918107sunflower184735
LBY208sunflower|12v1|DY928062sunflower185736
LBY209sunflower|12v1|EE609275sunflower186737
LBY210sunflower|12v1|EE613413sunflower187738
LBY211sunflower|12v1|EE625930sunflower188739
LBY212tomato|13v1|BG123297tomato189740
LBY213tomato|13v1|BG129885tomato190741
LBY214wheat|12v3|AL820463wheat191742
LBY215wheat|12v3|AL821230wheat192743
LBY216wheat|12v3|BE402170wheat193744
LBY217wheat|12v3|BE402302wheat194745
LBY218wheat|12v3|BE413931wheat195746
LBY219wheat|12v3|BE415435wheat196747
LBY220wheat|12v3|BE419175wheat197748
LBY221wheat|12v3|BE419414wheat198749
LBY222wheat|12v3|BE422621wheat199750
LBY224wheat|12v3|BE442666wheat200751
LBY225wheat|12v3|BE446154wheat201752
LBY227wheat|12v3|BE515516wheat202753
LBY228wheat|12v3|BE516296wheat203754
LBY230wheat|12v3|CA608701wheat204755
LBY231wheat|12v3|CA662849wheat205756
LBY232wheat|12v3|CA706141wheat206757
LBY233maize|13v2|AI939887maize207758
LBY106_H3maize|13v2|BG320823maize208759
LBY119_H1sorghum|13v2|XM_002458388sorghum209760
LBY219_H9rice|13v2|BM422078rice210761
LBY27_H4maize|13v2|BE050333maize211762
LBY34_H2soybean|13v2|GLYMA09G42190soybean212763
LGN1wheat|12v3|BE405890wheat213764
LGN2soybean|12v1|GLYMA16G27050soybean214765
LGN3sorghum|13v2|CN131173sorghum215766
LGN4sorghum|13v2|BF587229sorghum216767
LGN5sorghum|13v2|BI643690sorghum217768
LGN6sorghum|13v2|BE598356sorghum218769
LGN7sorghum|13v2|BE363875sorghum219770
LGN9rice|gb170|OS02G48000rice220771
LGN13rice|11v1|CV722121rice221772
LGN14rice|11v1|CB663201rice222773
LGN17maize|13v2|CF647382maize223774
LGN18maize|13v2|AW562670maize224775
LGN20maize|13v2|AI920382maize225776
LGN23maize|10v1|CF011727maize226777
LGN24maize|10v1|CD943107maize227778
LGN26maize|10v1|BE051266maize228779
LGN33maize|10v1|AI857219maize229780
LGN34maize|10v1|AI691183maize230781
LGN35maize|10v1|AI668189maize231782
LGN36maize|10v1|AI666136maize232783
LGN39maize|10v1|AA979848maize233784
LGN40cotton|11v1|BG446873cotton234785
LGN41brachypodium|12v1|brachypodium235786
BRADI1G64560
LGN42barley|12v1|BI951707barley236787
LGN43barley|12v1|BI946826barley237788
LGN44barley|12v1|BF626012barley238789
LGN45barley|12v1|BF624588barley239790
LGN46barley|12v1|BF619715barley240791
LGN47barley|10v2|BI948139barley241792
LGN48barley|10v2|AV833757barley242793
LGN49maize|10v1|AI901839maize243794
LGN52foxtail_millet|11v3|SOLX00022696foxtail_millet 244795
LGN54sorghum|12v1|SB01G028500sorghum245796
LGN57sorghum|13v2|BE596729sorghum246797
LGN60foxtail_millet|13v2|SRR350548X10009foxtail_millet 247798
LGN61maize|13v2|AI941989maize248799
LGN62maize|13v2|CF626471maize249800
LGN62_H2foxtail_millet|13v2|SRR350548X213481foxtail_millet 250801
LBY1barley|12v1|BU976513barley251
LBY2cotton|11v1|DW509834XX1cotton252
LBY3foxtail_millet|11v3|PHY7SI024106Mfoxtail_millet 253
LBY4gossypium_raimondii|13v1|gossypium_raimondii254
GR13V1PRD019042
LBY5maize|13v2|AI001271maize255
LBY6maize|13v2|BQ528930maize256
LBY10maize|13v2|EXP1208S11302X009072496D1maize257
LBY12maize|13v2|SRR014549X246688maize258
LBY13maize|13v2|SRR014549X57533maize259
LBY14sorghum|13v2|BE359338sorghum260
LBY15maize|13v2|ZM13V1RFAM401maize261
LBY216wheat|12v3|BE402170wheat193813
LBY20barley|12v1|AV833663barley262556
LBY33bean|13v1|CA912900bean263802
LBY36bean|13v1|SRR001335X369026bean264803
LBY43chlamydomonas|13v1|BE238232chlamydomonas265804
LBY52cotton|11v1|DT048759XX2cotton266805
LBY61foxtail_millet|13v2|SRR350548X103005foxtail_millet 267595
LBY68foxtail_millet|13v2|SRR350548X117047foxtail_millet 268602
LBY69foxtail_millet|13v2|SRR350548X122695foxtail_millet 269806
LBY70foxtail_millet|13v2|SRR350548X123794foxtail_millet 270604
LBY72foxtail_millet|13v2|SRR350548X130312foxtail_millet 271606
LBY73foxtail_millet|13v2|SRR350548X132820foxtail_millet 272807
LBY74foxtail_millet|13v2|SRR350548X135074foxtail_millet 273608
LBY80foxtail_millet|13v2|SRR350548X191757foxtail_millet 274808
LBY84foxtail_millet|13v2|SRR350548X306788foxtail_millet 275618
LBY86foxtail_millet|13v2|SRR350548X406093foxtail_millet 276620
LBY92foxtail_millet|13v2|SRR350549X154401foxtail_millet 277809
LBY93gossypium_raimondii|13v1|AI055109gossypium_raimondii278627
LBY95gossypium_raimondiil 13v1|BG440368gossypium_raimondii279629
LBY106maize|13v2|A1629976maize280639
LBY135potato|10v1|BE919981potato281666
LBY140rice|13v2|AA750741rice282671
LBY145rice|13v1|C28519rice283676
LBY151sorghum|13v2|AI724085sorghum284682
LBY156sorghum|13v2|AW565627sorghum285687
LBY157sorghum|13v2|AW671774sorghum286688
LBY159sorghum|13v2|AW679798sorghum287810
LBY165sorghum|13v2|BE357267sorghum288696
LBY178sorghum|13v2|BG053630sorghum289707
LBY201sunflower|12v1|CD852615sunflower290729
LBY204sunflower|12v1|DY904031sunflower291811
LBY206sunflower|12v1|DY914980sunflower292734
LBY208sunflower|12v1|DY928062sunflower293812
LBY215wheat|12v3|AL821230wheat294743
LBY106_H3maize|13v2|BG320823maize295759
LBY119_H1sorghum|13v2|XM_002458388sorghum296814
LBY219_H9rice|13v2|BM422078rice297761
LBY27_H4maize|13v2|BE050333maize298815
LBY34_H2soybean|13v2|GLYMA09G42190soybean299763
LGN1wheat|12v3|BE405890wheat300764
LGN18maize|13v2|AW562670maize301816
LGN23maize|10v1|CF011727maize302777
LGN42barley|12v1|BI951707barley303787
LGN62_H2foxtail_millet|13v2|SRR350548X213481foxtail_millet 304801
LBY2cotton|11v1|DW509834XX1cotton305
LBY3foxtail_millet|11v3|PHY7SI024106Mfoxtail_millet 306
LBY4gossypium_raimondii|13v1|gossypium_raimondii307
GR13V1PRD019042
LBY5maize|13v2|AI001271maize308
LBY6maize|13v2|BQ528930maize309
LBY14sorghum|13v2|BE359338sorghum310
LBY15maize|13v2|ZM13V1RFAM401maize261
LBY16arabidopsis|13v2|AT1G22970arabidopsis311552
LBY17arabidopsis|13v2|AT2G33210arabidopsis312553
LBY18barley|12v1|AJ461405barley313554
LBY20barley|12v1|AV833663barley314817
LBY21barley|12v1|BE602565barley315557
LBY22barley|12v1|BE603141barley316558
LBY23barley|12v1|BF260749barley317559
LBY24barley|12v1|BF623324barley318818
LBY25barley|12v1|BF628509barley319561
LBY26barley|12v1|BG309426barley320562
LBY28barley|12v1|BI947919barley321819
LBY29barley|12v1|BI950637barley322565
LBY30barley|12v1|BI957144barley323566
LBY31barley|12v1|BM370880barley324820
LBY32barley|12v1|BU981749barley325568
LBY33bean|13v1|CA912900bean326821
LBY35bean|13v1|SRR001335X308983bean327822
LBY36bean|13v1|SRR001335X369026bean328823
LBY37brachypodium|13v2|BRADI1G10360brachypodium329573
LBY39chlamydomonas|13v1|AF016902chlamydomonas330574
LBY40chlamydomonas|13v1|AV389131chlamydomonas331575
LBY41chlamydomonas|13v1|BE024238chlamydomonas332576
LBY43chlamydomonas|13v1|BE238232chlamydomonas333578
LBY44chlamydomonas|13v1|BG859395chlamydomonas334579
LBY45cotton|11v1|AI728213cotton335580
LBY46cotton|11v1|AW187962cotton336824
LBY47cotton|11v1|BE054714cotton337825
LBY48cotton|11v1|CA992719cotton338826
LBY49cotton|11v1|CD485858cotton339827
LBY50cotton|11v1|CO094458cotton340828
LBY51cotton|11v1|CO097155XX2cotton341586
LBY52cotton|11v1|DT048759XX2cotton342829
LBY53cotton|11v1|DT551860cotton343830
LBY54cotton|11v1|DT569254cotton344589
LBY55foxtail_millet|13v2|EC612531 foxtail_millet345590
LBY56foxtail_millet|13v2|PHY7SI011949Mfoxtail_millet 346591
LBY57foxtail_millet|13v2|PHY7SI024118Mfoxtail_millet 347592
LBY58foxtail_millet|13v2|PHY7SI031876Mfoxtail_millet 348593
LBY59foxtail_millet|13v2|PHY7SI032418Mfoxtail_millet 349594
LBY61foxtail_millet|13v2|SRR350548X103005foxtail_millet 350595
LBY62foxtail_millet|13v2|SRR350548X10518foxtail_millet 351596
LBY63foxtail_millet|13v2|SRR350548X107681foxtail_millet 352597
LBY64foxtail_millet|13v2|SRR350548X10799foxtail_millet 353598
LBY65foxtail_millet|13v2|SRR350548X10909foxtail_millet 354599
LBY66foxtail_millet|13v2|SRR350548X113858foxtail_millet 355600
LBY68foxtail_millet|13v2|SRR350548X117047foxtail_millet 356602
LBY69foxtail_millet|13v2|SRR350548X122695foxtail_millet 357831
LBY70foxtail_millet|13v2|SRR350548X123794foxtail_millet 358604
LBY71foxtail_millet|13v2|SRR350548X12932foxtail_millet 359605
LBY72foxtail_millet|13v2|SRR350548X130312foxtail_millet 360832
LBY73foxtail_millet|13v2|SRR350548X132820foxtail_millet 361607
LBY74foxtail_millet|13v2|SRR350548X135074foxtail_millet 362833
LBY75foxtail_millet|13v2|SRR350548X141269foxtail_millet 363609
LBY76foxtail_millet|13v2|SRR350548X15437foxtail_millet 364610
LBY77foxtail_millet|13v2|SRR350548X157828foxtail_millet 365611
LBY78foxtail_millet|13v2|SRR350548X17296foxtail_millet 366612
LBY79foxtail_millet|13v2|SRR350548X177567foxtail_millet 367613
LBY80foxtail_millet|13v2|SRR350548X191757foxtail_millet 368614
LBY81foxtail_millet|13v2|SRR350548X196210foxtail_millet 369615
LBY82foxtail_millet|13v2|SRR350548X196859foxtail_millet 370616
LBY83foxtail_millet|13v2|SRR350548X218671foxtail_millet 371617
LBY84foxtail_millet|13v2|SRR350548X306788foxtail_millet 372618
LBY85foxtail_millet|13v2|SRR350548X349819foxtail_millet 373619
LBY86foxtail_millet|13v2|SRR350548X406093foxtail_millet 374620
LBY87foxtail_millet|13v2|SRR350548X410798foxtail_millet 375621
LBY88foxtail_millet|13v2|SRR350548X59197foxtail_millet 376622
LBY89foxtail_millet|13v2|SRR350548X77704foxtail_millet 377623
LBY90foxtail_millet|13v2|SRR350549X116153foxtail_millet 378624
LBY91foxtail_millet|13v2|SRR350549X131202foxtail_millet 379625
LBY92foxtail_millet|13v2|SRR350549X154401foxtail_millet 380626
LBY93gossypium_raimondii|13v1|gossypium_raimondii381834
AI055109
LBY94gossypium_raimondii|13v1|gossypium_raimondii382835
AW187415
LBY95gossypium_raimondii|13v1|gossypium_raimondii383836
BG440368
LBY96gossypium_raimondii|13v1|gossypium_raimondii384630
CA993797
LBY97gossypium_raimondii|13v1|gossypium_raimondii385837
DW518098
LBY98grape|13v1|GSVIVT01008767001grape386632
LBY99grape|13v1|GSVIVT01022545001grape387633
LBY100grape|13v1|GSVIVT01027185001grape388634
LBY102grape|13v1|GSVIVT01033774001grape389635
LBY103maize|13v2|AI391771maize390636
LBY104maize|13v2|AI391832maize391637
LBY105maize|13v2|AI629879maize392638
LBY107maize|13v2|AI649422maize393640
LBY108maize|13v2|AI665281maize394838
LBY109maize|13v2|AI714974maize395642
LBY110maize|13v2|AI783421maize396643
LBY111maize|13v2|AI857222maize397644
LBY112maize|13v2|AW066591maize398645
LBY113maize|13v2|BE511523maize399646
LBY114maize|13v2|BG320464maize400647
LBY115maize|13v2|BG836613maize401648
LBY116maize|13v2|BM416753maize402839
LBY117maize|13v2|BM895232maize403650
LBY118maize|13v2|CF648041maize404651
LBY120maize|13v2|W21655maize405840
LBY121maize|13v2|W21748maize406841
LBY122maize|13v2|W49461maize407842
LBY123maize|13v2|X81831maize408656
LBY125medicago|13v1|AW696074medicago409657
LBY126medicago|13v1|BG457785medicago410658
LBY127medicago|13v1|BQ147900medicago411843
LBY128peanut|13v1|EE125510peanut412660
LBY129peanut|13v1|ES722517peanut413661
LBY132pine|10v2|BM492830pine414663
LBY133plantago|11v2|SRR066373X397343plantago415664
LBY134poplar|13v1|AI164180poplar416665
LBY135potato|10v1|BE919981potato417666
LBY136potato|10v1|BF460221potato418844
LBY137potato|10v1|BG595100potato419845
LBY138rice|11v1|AU069467rice420669
LBY139rice|13v2|AA750185rice421846
LBY140rice|13v2|AA750741rice422671
LBY141rice|13v2|AU077650rice423672
LBY142rice|13v2|AU173280rice424673
LBY143rice|13v2|BI796376rice425674
LBY144rice|13v2|BQ907720rice426847
LBY145rice|13v2|C28519rice427676
LBY146rice|13v2|GFXAC018727X13rice428848
LBY148sorghum|12v1|SB03G032710sorghum429679
LBY149sorghum|13v2|AI723863sorghum430680
LBY150sorghum|13v2|AI723986sorghum431681
LBY151sorghum|13v2|AI724085sorghum432682
LBY152sorghum|13v2|AI724262sorghum433683
LBY153sorghum|13v2|AW283496sorghum434684
LBY154sorghum|13v2|AW285663sorghum435685
LBY155sorghum|13v2|AW564408sorghum436849
LBY156sorghum|13v2|AW565627sorghum437850
LBY157sorghum|13v2|AW671774sorghum438688
LBY158sorghum|13v2|AW676719sorghum439851
LBY159sorghum|13v2|AW679798sorghum440690
LBY160sorghum|13v2|AW746324sorghum441691
LBY161sorghum|13v2|AW747557sorghum442692
LBY162sorghum|13v2|BE126058sorghum443693
LBY163sorghum|13v2|BE355844sorghum444694
LBY164sorghum|13v2|BE356001sorghum445852
LBY165sorghum|13v2|BE357267sorghum446853
LBY166sorghum|13v2|BE358756sorghum447697
LBY167sorghum|13v2|BE360790sorghum448698
LBY170sorghum|13v2|BE594760sorghum449700
LBY171sorghum|13v2|BE597213sorghum450701
LBY173sorghum|13v2|BF421040sorghum451702
LBY174sorghum|13v2|BF585682sorghum452703
LBY175sorghum|13v2|BF586554sorghum453704
LBY176sorghum|13v2|BG049624sorghum454705
LBY177sorghum|13v2|BG050660sorghum455706
LBY178sorghum|13v2|BG053630sorghum456707
LBY179sorghum|13v2|BG411492sorghum457708
LBY180sorghum|13v2|BG488154sorghum458854
LBY181sorghum|13v2|BM322245sorghum459855
LBY182sorghum|13v2|CD222102sorghum460856
LBY183sorghum|13v2|CD223986sorghum461712
LBY184sorghum|13v2|CD224850sorghum462713
LBY185sorghum|13v2|CD226020sorghum463857
LBY186sorghum|13v2|CD227545sorghum464715
LBY187sorghum|13v2|CD431650sorghum465858
LBY188sorghum|13v2|CF757269sorghum466717
LBY190sorghum|13v2|CF761959sorghum467719
LBY191sorghum|13v2|XM_002441241sorghum468720
LBY192sorghum|13v2|XM_002457915sorghum469859
LBY193soybean|13v2|GLYMA05G34360soybean470860
LBY194soybean|13v2|GLYMA15G30610soybean471723
LBY195soybean|13v2|GLYMA19G40920T2soybean472861
LBY196spruce|11v1|ES252179spruce473725
LBY197sunflower|12v1|AJ829034sunflower474726
LBY199sunflower|12v1|BU021733sunflower475862
LBY200sunflower|12v1|CD847948sunflower476863
LBY201sunflower|12v1|CD852615sunflower477864
LBY202sunflower|12v1|CD853598sunflower478865
LBY203sunflower|12v1|CX948055sunflower479866
LBY204sunflower|12v1|DY904031sunflower480732
LBY205sunflower|12v1|DY904769sunflower481867
LBY206sunflower|12v1|DY914980sunflower482868
LBY207sunflower|12v1|DY918107sunflower483869
LBY208sunflower|12v1|DY928062sunflower484736
LBY209sunflower|12v1|EE609275sunflower485870
LBY210sunflower|12v1|EE613413sunflower486871
LBY211sunflower|12v1|EE625930sunflower487872
LBY212tomato|13v1|BG123297tomato488873
LBY213tomato|13v1|BG129885tomato489874
LBY214wheat|12v3|AL820463wheat490742
LBY216wheat|12v3|BE402170wheat491875
LBY217wheat|12v3|BE402302wheat492876
LBY218wheat|12v3|BE413931wheat493877
LBY220wheat|12v3|BE419175wheat494748
LBY221wheat|12v3|BE419414wheat495749
LBY222wheat|12v3|BE422621wheat496878
LBY224wheat|12v3|BE442666wheat497751
LBY225wheat|12v3|BE446154wheat498879
LBY227wheat|12v3|BE515516wheat499753
LBY228wheat|12v3|BE516296wheat500880
LBY230wheat|12v3|CA608701wheat501881
LBY231wheat|12v3|CA662849wheat502882
LBY232wheat|12v3|CA706141wheat503883
LBY233maize|13v2|AI939887maize504758
LBY106_H3maize|13v2|BG320823maize505884
LBY119_H1sorghum|13v2|XM_002458388sorghum506885
LBY219_H9rice|13v2|BM422078rice507761
LBY27_H4maize|13v2|BE050333maize508762
LBY34_H2soybean|13v2|GLYMA09G42190soybean509763
LGN1wheat|12v3|BE405890wheat510764
LGN2soybean|12v1|GLYMA16G27050soybean511765
LGN3sorghum|13v2|CN131173sorghum512766
LGN4sorghum|13v2|BF587229sorghum513767
LGN5sorghum|13v2|BI643690sorghum514768
LGN6sorghum|13v2|BE598356sorghum515769
LGN7sorghum|13v2|BE363875sorghum516770
LGN9rice|gb170|OS02G48000rice517771
LGN13rice|11v1|CV722121rice518772
LGN14rice|11v1|CB663201rice519773
LGN17maize|13v2|CF647382maize520886
LGN18maize|13v2|AW562670maize521887
LGN20maize|13v2|AI920382maize522888
LGN23maize|10v1|CF011727maize523777
LGN24maize|10v1|CD943107maize524889
LGN26maize|10v1|BE051266maize525779
LGN33maize|10v1|AI857219maize526780
LGN34maize|10v1|AI691183maize527890
LGN35maize|10v1|AI668189maize528782
LGN36maize|10v1|AI666136maize529783
LGN39maize|10v1|AA979848maize530891
LGN40cotton|11v1|BG446873cotton531785
LGN41brachypodium|12v1|BRADI1G64560brachypodium532786
LGN42barley|12v1|BI951707barley533787
LGN43barley|12v1|BI946826barley534788
LGN44barley|12v1|BF626012barley535789
LGN45barley|12v1|BF624588barley536892
LGN46barley|12v1|BF619715barley537791
LGN47barley|10v2|BI948139barley538893
LGN48barley|10v2|AV833757barley539793
LGN49maize|10v1|AI901839maize540894
LGN52foxtail_millet|11v3|SOLX00022696foxtail_millet 541795
LGN54sorghum|12v1|SB01G028500sorghum542796
LGN57sorghum|13v2|BE596729sorghum543895
LGN60foxtail_millet|13v2|SRR350548X10009foxtail_millet 544798
LGN61maize|13v2|AI941989maize545896
LGN62_H2foxtail_millet|13v2|SRR350548X213481foxtail_millet 546897
LBY3foxtail_millet|11v3|PHY7SI024106Mfoxtail_millet 547
LBY4gossypium_raimondii|13v1|gossypium_raimondii548
GR13V1PRD019042
LBY5maize|13v2|AI001271maize549
LBY6maize|13v2|BQ528930maize550
LBY14sorghum|13v2|BE359338sorghum551
“polyn.” = polynucleotide; “polyp.” = polypeptide.

The concepts of orthology and paralogy have recently been applied to functional characterizations and classifications on the scale of whole-genome comparisons. Orthologs and paralogs constitute two major types of hom*ologs: The first evolved from a common ancestor by specialization, and the latter is related by duplication events. It is assumed that paralogs arising from ancient duplication events are likely to have diverged in function while true orthologs are more likely to retain identical function over evolutionary time.

To further investigate and identify putative orthologs of the genes affecting plant yield, seed yield, fiber yield, fiber quality, oil yield, oil content, seed yield, growth rate, vigor, biomass, abiotic stress tolerance, and fertilizer use efficiency (FUE) and/or nitrogen use efficiency of a plant, all sequences were aligned using the BLAST® (Basic Local Alignment Search Tool). Sequences sufficiently similar were tentatively grouped. These putative orthologs were further organized under a Phylogram—a branching diagram (tree) assumed to be a representation of the evolutionary relationships among the biological taxa. Putative ortholog groups were analyzed as to their agreement with the phylogram and in cases of disagreements these ortholog groups were broken accordingly.

Expression data was analyzed and the EST libraries were classified using a fixed vocabulary of custom terms such as developmental stages (e.g., genes showing similar expression profile through development with up regulation at specific stage, such as at the seed filling stage) and/or plant organ (e.g., genes showing similar expression profile across their organs with up regulation at specific organs such as seed). The annotations from all the ESTs clustered to a gene were analyzed statistically by comparing their frequency in the cluster versus their abundance in the database, allowing the construction of a numeric and graphic expression profile of that gene, which is termed “digital expression”. The rationale of using these two complementary methods with methods of phenotypic association studies of QTLs, SNPs and phenotype expression correlation is based on the assumption that true orthologs are likely to retain identical function over evolutionary time. These methods provide different sets of indications on function similarities between two hom*ologous genes, similarities in the sequence level -identical amino acids in the protein domains and similarity in expression profiles.

The search and identification of hom*ologous genes involves the screening of sequence information available, for example, in public databases such as the DNA Database of Japan (DDBJ), Genbank, and the European Molecular Biology Laboratory Nucleic Acid Sequence Database (EMBL) or versions thereof or the MIPS database. A number of different search algorithms have been developed, including but not limited to the suite of programs referred to as BLAST® programs. There are five implementations of BLAST®, three designed for nucleotide sequence queries (BLASTN®, BLASTX®, and TBLASTX®) and two designed for protein sequence queries (BLASTP® and TBLASTN®) (Coulson, Trends in Biotechnology: 76-80, 1994; Birren et al., Genome Analysis, I: 543, 1997). Such methods involve alignment and comparison of sequences. The BLAST® algorithm calculates percent sequence identity and performs a statistical analysis of the similarity between the two sequences. The software for performing BLAST® analysis is publicly available through the National Centre for Biotechnology Information. Other such software or algorithms are GAP, BESTFIT, FASTA and TFASTA. GAP uses the algorithm of Needleman and Wunsch (J. Mol. Biol. 48: 443-453, 1970) to find the alignment of two complete sequences that maximizes the number of matches and minimizes the number of gaps.

The hom*ologous genes may belong to the same gene family. The analysis of a gene family may be carried out using sequence similarity analysis. To perform this analysis one may use standard programs for multiple alignments e.g. Clustal W. A neighbour-joining tree of the proteins hom*ologous to the genes in this invention may be used to provide an overview of structural and ancestral relationships. Sequence identity may be calculated using an alignment program as described above. It is expected that other plants will carry a similar functional gene (ortholog) or a family of similar genes and those genes will provide the same preferred phenotype as the genes presented here. Advantageously, these family members may be useful in the methods of the invention. Example of other plants are included here but not limited to, barley (Hordeum vulgare), Arabidopsis (Arabidopsis thaliana), maize (Zea mays), cotton (Gossypium), Oilseed rape (Brassica napus), Rice (Oryza sativa), Sugar cane (Saccharum officinarum), Sorghum (Sorghum bicolor), Soybean (Glycine max), Sunflower (Helianthus annuus), Tomato (Lycopersicon esculentum), Wheat (Triticum aestivum).

The above-mentioned analyses for sequence hom*ology can be carried out on a full-length sequence, but may also be based on a comparison of certain regions such as conserved domains. The identification of such domains, would also be well within the realm of the person skilled in the art and would involve, for example, a computer readable format of the nucleic acids of the present invention, the use of alignment software programs and the use of publicly available information on protein domains, conserved motifs and boxes. This information is available in the PRODOM (biochem (dot) ucl (dot) ac (dot) uk/bsm/dbbrowser/protocol/prodomqry (dot) html), PR (pir (dot) Georgetown (dot) edu/) or Pfam (sanger (dot) ac (dot) uk/Software/Pfam/) database. Sequence analysis programs designed for motif searching may be used for identification of fragments, regions and conserved domains as mentioned above. Preferred computer programs include, but are not limited to, MEME, SIGNALSCAN, and GENESCAN.

A person skilled in the art may use the hom*ologous sequences provided herein to find similar sequences in other species and other organisms. hom*ologues of a protein encompass, peptides, oligopeptides, polypeptides, proteins and enzymes having amino acid substitutions, deletions and/or insertions relative to the unmodified protein in question and having similar biological and functional activity as the unmodified protein from which they are derived. To produce such hom*ologues, amino acids of the protein may be replaced by other amino acids having similar properties (conservative changes, such as similar hydrophobicity, hydrophilicity, antigenicity, propensity to form or break a-helical structures or 3-sheet structures). Conservative substitution tables are well known in the art (see for example Creighton (1984) Proteins. W.H. Freeman and Company). hom*ologues of a nucleic acid encompass nucleic acids having nucleotide substitutions, deletions and/or insertions relative to the unmodified nucleic acid in question and having similar biological and functional activity as the unmodified nucleic acid from which they are derived.

Polynucleotides and polypeptides with significant hom*ology to the identified genes described in Table 1 (Example 1 above) were identified from the databases using BLAST® software with the BLASTP® and tBLASTN® algorithms as filters for the first stage, and the needle (EMBOSS package) or Frame+ algorithm alignment for the second stage. Local identity (BLAST® alignments) was defined with a very permissive cutoff—60% Identity on a span of 60% of the sequences lengths because it is used only as a filter for the global alignment stage. The default filtering of the BLAST® package was not utilized (by setting the parameter “-F F”).

In the second stage, hom*ologs were defined based on a global identity of at least 80% to the core gene polypeptide sequence. Two distinct forms for finding the optimal global alignment for protein or nucleotide sequences were used in this application:

1. Between two proteins (following the BLASTP® filter): EMBOSS-6.0.1 Needleman-Wunsch algorithm with the following modified parameters: gapopen=8 gapextend=2. The rest of the parameters were unchanged from the default options described hereinabove.

2. Between a protein sequence and a nucleotide sequence (following the tBLASTN® filter):

GenCore 6.0 OneModel application utilizing the Frame+ algorithm with the following parameters: model=frame+_p2n.model mode=qglobal -q=protein. sequence -db=nucleotide.sequence. The rest of the parameters are unchanged from the default options described hereinabove.

The query polypeptide sequences were SEQ ID NOs: 552-897 and the query polynucleotides were SEQ ID NOs: 1-551 and the identified orthologous and hom*ologous sequences having at least 80% global sequence identity are provided in Table 2, below. These hom*ologous genes are expected to increase plant yield, seed yield, oil yield, oil content, growth rate, fiber yield, fiber quality, fiber length, photosynthetic capacity, biomass, vigor, ABST and/or NUE of a plant.

Lengthy table referenced here
US10975383-20210413-T00001
Please refer to the end of the specification for access instructions.

The output of the functional genomics approach described herein is a set of genes highly predicted to improve yield and/or other agronomic important traits such as growth rate, vigor, oil content, fiber yield and/or quality, biomass, photosynthetic capacity, growth rate, abiotic stress tolerance, nitrogen use efficiency, water use efficiency and fertilizer use efficiency of a plant by increasing their expression. Although each gene is predicted to have its own impact, modifying the mode of expression of more than one gene is expected to provide an additive or synergistic effect on the plant yield and/or other agronomic important yields performance. Altering the expression of each gene described here alone or set of genes together increases the overall yield and/or other agronomic important traits, hence expects to increase agricultural productivity.

In order to produce a high throughput correlation analysis, the present inventors utilized a Barley oligonucleotide micro-array, produced by Agilent Technologies [chem. (dot) agilent (dot) com/Scripts/PDS (dot) asp?1Page=50879]. The array oligonucleotide represents about 47,500 Barley genes and transcripts. In order to define correlations between the levels of RNA expression and yield or vigor related parameters, various plant characteristics of 25 different Barley accessions were analyzed. Among them, 13 accessions encompassing the observed variance were selected for RNA expression analysis. The correlation between the RNA levels and the characterized parameters was analyzed using Pearson correlation test [davidmlane (dot) com/hyperstat/A34739 (dot) html].

Experimental Procedures

Four tissues at different developmental stages [meristem, flower, booting spike, stem], representing different plant characteristics were sampled and RNA was extracted as described hereinabove under “GENERAL EXPERIMENTAL AND BIOINFORMATICS METHODS”.

For convenience, each micro-array expression information tissue type has received a Set ID as summarized in Table 3 below.

TABLE 3
Barley transcriptome expression sets
Expression SetSet ID
Booting spike at flowering stage 1
under normal conditions
Flowering spike at flowering stage 2
under normal conditions
Meristem at flowering stage 3
under normal conditions
Stem at flowering stage under 4
normal conditions
Table 3: Provided are the identification (ID) letters of each of the Barley expression sets.

Barley yield components and vigor related parameters assessment—13 Barley accessions in 4 repetitive blocks (named A, B, C, and D), each containing 4 plants per plot were grown at net house under normal conditions as recommended for commercial growth [normal growth conditions included irrigation given 2-3 times a week, and fertilization given in the first 1.5 months of the growth period]; under low Nitrogen (80% percent less Nitrogen); or under drought stress (cycles of drought and re-irrigating were conducted throughout the whole experiment, overall 40% less water were given in the drought treatment). Plants were phenotyped on a daily basis following the standard descriptor of barley (Table 4, below). Harvest was conducted while 50% of the spikes were dry to avoid spontaneous release of the seeds. Plants were separated to the vegetative part and spikes, of them, 5 spikes were threshed (grains were separated from the glumes) for additional grain analysis such as size measurement, grain count per spike and grain yield per spike. All material was oven dried and the seeds were threshed manually from the spikes prior to measurement of the seed characteristics (weight and size) using scanning and image analysis. The image analysis system included a personal desktop computer (Intel P4 3.0 GHz processor) and a public domain program—ImageJ 1.37 (Java based image processing program, which was developed at the U.S. National Institutes of Health and freely available on the internet [rsbweb (dot) nih (dot) gov/]. Next, analyzed data was saved to text files and processed using the JMP statistical analysis software (SAS institute).

TABLE 4
Barley standard descriptors
TraitParameterRangeDescription
Growth Scoring1-9Prostrate (1)
habitor Erect (9)
Hairiness ofScoringP (Presence)/Absence (1)
basal leavesA (Absence)or Presence (2)
StemScoring1-5Green (1), Basal only
pigmentationor Half or more (5)
Days toDaysDays from sowing to
Floweringemergence of awns
Plant heightCentimeter Height from
(cm)ground level to
top of the longest
spike excluding
awns
Spikes NumberTerminal
per plantCounting
Spike Centimeter Terminal Counting
length(cm)5 spikes per plant
Grains NumberTerminal Counting
per spike5 spikes per plant
Vegetative GramOven-dried for
dry weight48 hours at 70° C.
Spikes dryGramOven-dried for
weight48 hours at 30° C.
Table 4

At the end of the experiment (50% of the spikes were dry) all spikes from plots within blocks A-D were collected, and the following measurements were performed:

(i) Grains per spike—The total number of grains from 5 spikes that were manually threshed was counted. The average grain per spike was calculated by dividing the total grain number by the number of spikes.

(ii) Grain average size (cm)—The total grains from 5 spikes that were manually threshed were scanned and images were analyzed using the digital imaging system. Grain scanning was done using Brother scanner (model DCP-135), at the 200 dpi resolution and analyzed with Image J software. The average grain size was calculated by dividing the total grain size by the total grain number.

(iii) Grain average weight (mgr)—The total grains from 5 spikes that were manually threshed were counted and weight. The average weight was calculated by dividing the total weight by the total grain number.

(iv) Grain yield per spike (gr) (=seed yield of 5 spikes)—The total grains from 5 spikes that were manually threshed were weight. The grain yield was calculated by dividing the total weight by the spike number.

(v) Spike length analysis—The five chosen spikes per plant were measured using measuring tape excluding the awns.

(vi) Spike number analysis—The spikes per plant were counted.

Additional parameters were measured as follows:

Growth habit scoring—At growth stage 10 (booting), each of the plants was scored for its growth habit nature. The scale that was used was “1” for prostate nature till “9” for erect.

Hairiness of basal leaves—At growth stage 5 (leaf sheath strongly erect; end of tillering), each of the plants was scored for its hairiness nature of the leaf before the last. The scale that was used was “1” for prostate nature till “9” for erect.

Plant height—At harvest stage (50% of spikes were dry), each of the plants was measured for its height using measuring tape. Height was measured from ground level to top of the longest spike excluding awns.

Days to flowering—Each of the plants was monitored for flowering date. Days of flowering were calculated from sowing date till flowering date.

Stem pigmentation—At growth stage 10 (booting), each of the plants was scored for its stem color. The scale that was used was “1” for green till “5” for full purple.

Vegetative dry weight and spike yield—At the end of the experiment (50% of the spikes were dry) all spikes and vegetative material from plots within blocks A-D were collected. The biomass and spikes weight of each plot was separated, measured and divided by the number of plants.

Dry weight=total weight of the vegetative portion above ground (excluding roots) after drying at 70° C. in oven for 48 hours;

Spike yield per plant=total spike weight per plant (gr) after drying at 30° C. in oven for 48 hours.

TABLE 5
Barley correlated parameters (vectors)
Correlated parameter withCorrelation ID
Grain weight [milligrams]1
Grains size [mm2]2
Grains per spike [numbers]3
Growth habit [scores 1-9]4
Hairiness of basal leaves [scoring 1-2]5
Plant height (cm)6
Seed yield of 5 spikes [gr/spike]7
Spike length [cm]8
Spikes per plant [numbers]9
Stem pigmentation [scoring 1-5]10
Vegetative dry weight [gram]11
Days to flowering [days]12
Table 5. Provided are the Barley correlated parameters (vectors).

13 different Barley accessions were grown and characterized for 12 parameters as described above. The average for each of the measured parameter was calculated using the JMP software and values are summarized in Tables 6 and 7 below. Subsequent correlation analysis between the various transcriptome expression sets (Table 3) and the average parameters was conducted. Follow, results were integrated to the database (Table 8 below).

TABLE 6
Measured parameters of correlation Ids in Barley accessions
Eco-
type/
Treat-Line-Line-Line-Line-Line-Line-Line-
ment1234567
135.0528.0628.7617.8741.2229.7325.22
20.270.230.240.170.290.280.22
320.2317.9817.2717.7314.4716.7812.12
42.602.001.923.174.332.693.60
51.531.331.691.081.421.691.30
6134.27130.50138.77114.58127.75129.38103.89
73.562.542.581.573.032.521.55
812.0410.9311.839.9011.6811.538.86
948.8548.2737.4261.9233.2741.6940.00
101.132.501.691.752.332.311.70
1178.8766.1468.4953.3968.3074.1735.35
1262.4064.0865.1558.9263.0070.5452.80
Table 6. Provided are the values of each of the parameters measured in Barley accessions (1-7) according to the correlation identifications (see Table 5).
TABLE 7
Barley accessions, additional measured parameters
Ecotype/Line-Line-Line-Line-Line-Line-
Treatment8910111213
134.9920.5827.5037.1329.5619.58
20.280.190.220.270.270.18
314.0721.5412.1013.4015.2817.07
43.503.003.672.473.503.00
51.191.001.171.601.081.17
6121.63126.8099.83121.40118.42117.17
72.622.301.682.682.351.67
811.2211.118.5810.1810.519.80
940.6362.0049.3350.6043.0951.40
102.192.301.833.071.582.17
1158.3362.2338.3268.3156.1542.68
1260.8858.1053.0060.4064.5856.00
Table 7. Provided are the values of each of the parameters measured in Barley accessions (8-13) according to the correlation identifications (see Table 5).
TABLE 8
Correlation between the expression level of selected genes of some
embodiments of the invention in various tissues and the phenotypic
performance undernormal fertilization conditions across barley accessions
GeneExp.Corr.GeneExp.Corr.
NameRP valuesetSet IDNameRP valuesetSet ID
LBY200.721.32E−0239LBY210.812.27E−0312
LBY210.757.63E−0311LBY220.749.92E−0337
LBY250.757.51E−0339LBY260.883.49E−0432
LBY260.831.63E−0331LBY260.721.19E−0237
LBY260.812.69E−03312 LBY290.711.47E−02312 
LBY300.784.36E−0339LBY310.796.50E−03210 
LBY320.884.12E−0412LBY320.875.83E−0411
LBY320.701.56E−0239LGN420.866.89E−0439
LGN430.748.67E−0319LGN430.721.20E−0213
Table 8. Provided are the correlations (R) between the gene expression levels in various tissues and the phenotypic performance “Corr. ID”—correlation set ID according to the correlated parameters specified in Table 86. “Exp. Set”—Expression set specified in Table 84. “R” = Pearson correlation coefficient; “P” = p value.

In order to produce a high throughput correlation analysis comparing between plant phenotype and gene expression level, the present inventors utilized a Barley oligonucleotide micro-array, produced by Agilent Technologies [chem. (dot) agilent (dot) com/Scripts/PDS (dot) asp?1Page=50879]. The array oligonucleotide represents about 60K Barley genes and transcripts. In order to define correlations between the levels of RNA expression and yield or vigor related parameters, various plant characteristics of 15 different Barley accessions were analyzed. Among them, 10 accessions encompassing the observed variance were selected for RNA expression analysis. The correlation between the RNA levels and the characterized parameters was analyzed using Pearson correlation test [davidmlane (dot) com/hyperstat/A34739 (dot) html].

Analyzed Barley tissues—six tissues at different developmental stages [leaf, meristem, root tip, adventitious root, booting spike and stem], representing different plant characteristics, were sampled and RNA was extracted as described above. Each micro-array expression information tissue type has received a Set ID as summarized in Tables 9-11 below.

TABLE 9
Barley transcriptome expression sets
under drought and recovery conditions
Expression SetSet ID
Booting spike under 1
drought conditions
Leaf at reproductive stage 2
under drought conditions
Leaf at vegetative stage 3
under drought conditions
Meristem at vegetative stage 4
under drought conditions
Root tip at vegetative stage 5
under drought conditions
Root tip at vegetative 6
stage under recovery
from drought conditions
Table 9. Provided are the barley transcriptome expression sets under drought and recovery conditions.
TABLE 10
Barley transcriptome expression
sets under normal and low
nitrogen conditions (set 1)
Expression SetSet ID
Adventitious roots under 1
low nitrogen conditions
Adventitious roots 2
under normal conditions
Leaf under low nitrogen 3
conditions
Leaf under normal 4
conditions
Root tip under low 5
nitrogen conditions
Root tip under normal 6
conditions
Table 10. Provided are the barley transcriptome expression sets under normal and low nitrogen conditions (set 1-vegetative stage).
TABLE 11
Barley transcriptome expression
sets under normal and low
nitrogen conditions (set 2)
Expression SetSet ID
Booting spike under low 1
nitrogen conditions
Booting spike under 2
normal conditions
Leaf under low 3
nitrogen conditions
Leaf under normal 4
conditions
Stem under low nitrogen 5
conditions
Stem under normal 6
conditions
Table 11. Provided are the barley transcriptome expression sets under normal and low nitrogen conditions (set 2-reproductive stage).

Barley yield components and vigor related parameters assessment—15 Barley accessions in 5 repetitive blocks, each containing 5 plants per pot were grown at net house. Three different treatments were applied: plants were regularly fertilized and watered during plant growth until harvesting as recommended for commercial growth under normal conditions [normal growth conditions included irrigation 2-3 times a week and fertilization given in the first 1.5 months of the growth period]; under low Nitrogen (80% percent less Nitrogen); or under drought stress (cycles of drought and re-irrigating were conducted throughout the whole experiment, overall 40% less water as compared to normal conditions were given in the drought treatment). Plants were phenotyped on a daily basis following the standard descriptor of barley (Tables 12-15, below). Harvest was conducted while all the spikes were dry. All material was oven dried and the seeds were threshed manually from the spikes prior to measurement of the seed characteristics (weight and size) using scanning and image analysis. The image analysis system included a personal desktop computer (Intel P4 3.0 GHz processor) and a public domain program—ImageJ 1.37 (Java based image processing program, which was developed at the U.S. National Institutes of Health and freely available on the internet [rsbweb (dot) nih (dot) gov/]. Next, analyzed data was saved to text files and processed using the JMP statistical analysis software (SAS institute).

Grain yield (gr.)—At the end of the experiment all spikes of the pots were collected. The total grains from all spikes that were manually threshed were weighted. The grain yield was calculated by per plot or per plant.

Spike length and width analysis—At the end of the experiment the length and width of five chosen spikes per plant were measured using measuring tape excluding the awns.

Spike number analysis—The spikes per plant were counted.

Plant height—Each of the plants was measured for its height using a measuring tape. Height was measured from ground level to top of the longest spike excluding awns at two time points at the Vegetative growth (30 days after sowing) and at harvest.

Spike weight—The biomass and spikes weight of each plot were separated, measured and divided by the number of plants.

Dry weight=total weight of the vegetative portion above ground (excluding roots) after drying at 70° C. in oven for 48 hours at two time points at the Vegetative growth (30 days after sowing) and at harvest.

Spikelet per spike=number of spikelets per spike was counted.

Root/Shoot Ratio—The Root/Shoot Ratio is calculated using Formula XXII (above).

Total No. of tillers—all tillers were counted per plot at two time points at the Vegetative growth (30 days after sowing) and at harvest.

Percent of reproductive tillers—was calculated based on Formula XXVI (above).

SPAD [SPAD unit]—Chlorophyll content was determined using a Minolta

SPAD 502 chlorophyll meter and measurement was performed at time of flowering. SPAD meter readings were done on young fully developed leaf. Three measurements per leaf were taken per plot.

Root FW (gr.), root length (cm) and No. of lateral roots—3 plants per plot were selected for measurement of root weight, root length and for counting the number of lateral roots formed.

Shoot FW (fresh weight)—weight of 3 plants per plot were recorded at different time-points.

Average Grain Area (cm2)—At the end of the growing period the grains were separated from the spike. A sample of ˜200 grains was weighted, photographed and images were processed using the below described image processing system. The grain area was measured from those images and was divided by the number of grains.

Average Grain Length and width (cm)—At the end of the growing period the grains were separated from the spike. A sample of ˜200 grains was weighted, photographed and images were processed using the below described image processing system. The sum of grain lengths or width (longest axis) was measured from those images and was divided by the number of grains

Average Grain perimeter (cm)—At the end of the growing period the grains were separated from the spike. A sample of ˜200 grains was weighted, photographed and images were processed using the below described image processing system. The sum of grain perimeter was measured from those images and was divided by the number of grains.

Heading date—the day in which booting stage was observed was recorded and number of days from sowing to heading was calculated.

Relative water content—was calculated based on Formula I.

Harvest Index (for barley)—The harvest index is calculated using Formula XVIII (above).

Relative growth rate: the relative growth rates (RGR) of Plant Height, SPAD and number of tillers were calculated based on Formulas III, IV and V respectively.

RATIO Drought/Normal: Represent ratio for the specified parameter of Drought condition results divided by Normal conditions results (maintenance of phenotype under drought in comparison to normal conditions).

Data parameters collected are summarized in Table 12-15, hereinbelow

TABLE 12
Barley correlated parameters (vectors)
under drought and recovery conditions
Correlation
Correlated parameter withID
Chlorophyll levels SPAD [unit]1
Dry weight at harvest [gr]2
Dry weight vegetative 3
growth [gr/day]
Fresh weight [gr]4
Grain number [num]5
Grain weight [gr]6
Harvest index 7
[yield/(yield + biomass)]
Heading date [days]8
Height Relative growth 9
rate [cm/day]
Number of tillers Relative 10
growth rate [num/day]
Plant height T2 [cm]11
Root/shoot [ratio]12
Relative water content [%]13
Root dry weight [gr]14
Root fresh weight [gr]15
Root length [cm]16
SPAD Relative growth rate 17
SPAD [unit/day]
Spike length [cm]18
Spike number [num]19
Spike weight per plant [gr]20
Spike width [cm]21
Tillers number T2 [num]22
Lateral root number [num]23
Table 12. Provided are the barley correlated parameters.
TABLE 13
Barley correlated parameters (vectors) for maintenance
of performance under drought conditions
Correlated Correlation
parameter withID
Chlorophyll 1
levels [ratio]
Dry weight at 2
harvest [ratio]
Dry weight vegetative 3
growth [ratio]
Fresh weight [ratio]4
Grain number [ratio]5
Grain weight [ratio]6
Harvest index [ratio]7
Heading date [ratio]8
Plant height [ratio]9
Root/shoot [ratio]10
Relative water 11
content [ratio]
Root dry weight [ratio]12
Root fresh weight [ratio]13
Root length [ratio]14
Spike length [ratio]15
Spike number [ratio]16
Spike weight per 17
plant [ratio]
Spike width [ratio]18
Tillers number [ratio]19
Lateral root 20
number [ratio]
Table 13. Provided are the barley correlated parameters. “ratio”-ratio for the specified parameter of Drought condition results divided by Normal conditions results (maintenance of phenotype under drought in comparison to normal conditions.
TABLE 14
Barley correlated parameters (vectors) under
low nitrogen and normal conditions (set 1)
Correlation
Correlated parameter withID
Lateral Roots under Normal growth conditions [number]1
Leaf Area, under Normal growth conditions [mm2]2
Leaf Number, TP4, under Low N 3
growth conditions [number]
Max Length, under Normal growth conditions [mm]4
Max Width, under Normal growth conditions [mm]5
Max Length, TP4, under Low N growth conditions [mm]6
Max Width, TP4, under Low N growth conditions [mm]7
No of lateral roots, under Low N 8
growth conditions, TP2 [number]
No of tillers, under Low N growth conditions, TP2 [number]9
Num Leaves, under Normal growth conditions [number]10
Num Seeds, under Normal growth conditions [number]11
Number of Spikes, under Normal 12
growth conditions [number]
Num Tillers, under Normal growth conditions[number]13
Plant Height, under Normal growth conditions, T2 [cm]14
Plant Height, under Low N growth conditions [cm]15
Plant Height, under Low N growth conditions, TP2 [cm]16
Root FW, under Normal growth conditions [gr.]17
Root Length, under Normal growth conditions [cm]18
Root FW, under Low N growth conditions, TP2 [gr.]19
Root length, under Low N growth conditions, TP2 [cm]20
SPAD, under Normal growth conditions SPAD [unit]21
SPAD, under Low N growth conditions, TP2 SPAD [unit]22
Seed Yield, under Normal growth conditions [gr.]23
Seed Number (per plot) under Low N 24
growth conditions [number]
Seed Yield, under Low N growth conditions [gr.]25
Seed Yield, under Normal growth conditions [gr.]26
Shoot FW, under Normal growth conditions [gr.]27
Spike Length, under Normal growth conditions [cm]28
Spike Width, under Normal growth conditions [cm]29
Spike weight, under Normal growth conditions [gr.]30
Spike Length, under Low N growth conditions [cm]31
Spike Width, under Low N growth conditions [cm]32
Spike total weight (per plot) under Low N 33
growth conditions [gr.]
Total Tillers, under Normal growth conditions [number]34
Total Leaf Area, TP4, under 35
Low N growth conditions [mm2]
Total No of Spikes (per plot) under Low N 36
growth conditions [number]
Total No of tillers (per plot) under Low N 37
growth conditions [number]
Shoot FW, under Low N growth conditions, TP2 [gr.]38
Table 14. Provided are the barley correlated parameters. “TP” = time point; “DW” = dry weight; “FW” = fresh weight; “Low N” = Low Nitrogen; “Normal” = regular growth conditions. “Max” = maximum.
TABLE 15
Barley correlated parameters (vectors) under
low nitrogen and normal conditions (set 2)
CorrelatedCorrelation
parameter withID
Grain Perimeter (cm)1
Grain area (cm2)2
Grain length (cm)3
Grain width (cm)4
Grains DW/Shoots DW (ratio)5
Grains per plot (number)6
Grains weight per plant (gr.)7
Grains weight per plot (gr.)8
Plant Height (cm)9
Roots DW (mg)10
Row number (number)11
Spikes FW (Harvest) (gr.)12
Spikes num (number)13
Tillering (Harvest) (number)14
Vegetative DW (Harvest) (gr.)15
percent of reproductive tillers (%)16
shoot/root ratio (ratio)17
Table 15. Provided are the barley correlated parameters. “TP” = time point; “DW” = dry weight; “FW” = fresh weight; “Low N” = Low Nitrogen; “Normal” = regular growth conditions. “Max” = maximum. Note that each of the parameters described in this Table was measured under both low N growth conditions and normal growth conditions.

15 different Barley accessions were grown and characterized for different parameters as described above. Tables 12-15 above describe the Barley correlated parameters. The average for each of the measured parameters was calculated using the JMP software and values are summarized in Tables 16-25 below. Subsequent correlation analysis between the various transcriptome sets and the average parameters (Tables 16-25) was conducted. Follow, results were integrated to the database (Tables 26-29).

TABLE 16
Measured parameters of correlation IDs in Barley
accessions under drought and recovery conditions
Corr.
ID/
Line123456789101112
Line-141.33 6.150.211.90170.005.550.4775.000.270.07046.000.013
Line-233.575.050.211.52267.509.800.6671.000.860.09752.800.012
Line-336.573.201.17111.003.550.5365.000.730.05935.000.008
Line-440.503.281.95205.337.200.690.880.07138.000.006
Line-545.074.761.90153.605.280.5366.750.400.16445.200.025
Line-639.733.550.171.22252.507.750.6990.000.940.06148.000.020
Line-738.334.521.75288.409.920.6990.000.700.10437.670.008
Line-836.173.381.58274.5010.250.750.710.04941.200.008
Line-942.135.670.251.88348.508.500.6090.000.770.10040.800.012
Line-1031.773.311.73358.0014.030.810.800.06149.860.007
Line-1133.472.651.00521.3917.520.870.920.06343.000.016
Line-1242.375.120.130.9071.502.050.2990.000.390.18347.400.023
Line-1342.276.860.190.90160.135.380.4481.600.880.14964.800.012
Line-1436.773.110.221.43376.6711.000.7890.000.130.02252.600.012
Line-1540.633.740.83105.002.560.410.200.44232.000.026
Table 16. Provided are the values of each of the parameters (as described above in Table 12) measured in Barley accessions (line) under drought growth conditions. Growth conditions are specified in the experimental procedure section.
TABLE 17
Additional measured parameters of correlation IDs in Barley
accessions under drought and recovery conditions
Corr.
ID/
Line1314151617181920212223
Line-180.6077.522.0721.670.08716.704.2017.728.6411.688.33
Line-253.4060.191.4820.330.12316.854.3624.249.079.048.67
Line-355.8727.131.1222.000.00113.277.6018.207.8210.927.33
Line-418.621.8724.000.01013.558.4418.007.3210.167.67
Line-543.21117.421.6720.670.03714.194.9219.508.7410.326.67
Line-669.7870.721.6818.330.07215.643.4315.007.628.786.67
Line-745.4937.341.6221.000.01315.666.9023.406.9813.007.67
Line-876.5125.560.8520.330.00317.495.8028.168.057.446.67
Line-987.4166.181.4521.670.06316.008.5521.966.0613.926.00
Line-1022.131.3819.670.03518.319.6733.036.7311.008.67
Line-1141.120.8216.670.05017.425.4234.809.556.787.67
Line-1258.32116.950.5817.000.00414.233.0511.737.848.456.33
Line-1380.5884.100.6315.170.07214.814.0718.787.819.157.00
Line-1473.0937.461.0727.000.02516.543.7221.008.355.127.00
Line-1598.860.7015.000.06312.723.219.885.4716.136.67
Table 17. Provided are the values of each of the parameters (as described above in Table 12) measured in Barley accessions (line) under drought growth conditions. Growth conditions are specified in the experimental procedure section.
TABLE 18
Measured parameters of correlation IDs in Barley accessions)
for maintenance of performance under drought conditions
Corr. ID/
Line12345678910
Line-10.980.610.930.600.120.080.540.000.511.55
Line-20.720.450.710.500.220.170.791.120.610.97
Line-31.300.590.000.470.110.060.581.300.671.12
Line-41.060.670.000.680.190.140.750.000.720.56
Line-51.030.410.000.460.170.150.701.000.611.72
Line-60.950.540.650.470.210.140.771.060.591.97
Line-70.820.750.000.580.220.150.751.370.700.67
Line-80.930.650.920.620.240.200.831.220.630.96
Line-90.930.771.010.740.250.140.670.000.661.14
Line-100.800.800.000.580.470.920.871.08
Line-110.940.680.000.810.430.320.930.861.38
Line-120.960.420.940.720.100.070.411.200.641.84
Line-131.010.650.000.370.100.070.501.000.791.31
Line-140.930.520.700.400.280.200.870.562.06
Line-151.030.460.000.430.320.820.511.46
Table 18. Provided are the values of each of the parameters (as described above in Table 13) measured in Barley accessions (line) for maintenance of performance under drought (calculated as % of change under drought vs. normal growth conditions). Growth conditions are specified in the experimental procedure section.
TABLE 19
Additional measured parameters of correlation IDs in Barley accessions)
for maintenance of performance under drought conditions
Corr. ID/
Line1112131415161718191920
Line-10.780.941.100.660.830.730.160.751.871.871.09
Line-20.580.441.000.740.820.960.230.771.571.570.74
Line-30.900.661.021.160.861.110.190.681.721.720.79
Line-40.000.371.670.780.771.300.230.671.801.800.88
Line-50.650.710.800.760.780.830.250.871.601.600.71
Line-60.561.060.810.760.940.620.180.661.611.610.65
Line-70.780.501.130.680.830.870.230.751.631.630.85
Line-80.830.620.340.770.891.120.340.741.591.590.77
Line-90.500.880.851.120.781.090.220.741.751.750.58
Line-100.870.580.560.941.090.680.861.331.330.96
Line-110.000.940.070.420.880.920.550.851.621.620.88
Line-120.000.771.060.820.770.490.180.791.331.330.95
Line-130.780.850.300.430.860.650.180.721.401.400.78
Line-140.551.060.440.710.970.990.270.721.221.220.66
Line-150.680.930.800.780.520.250.881.961.960.87
Table 19. Provided are the values of each of the parameters (as described above in Table 13) measured in Barley accessions (line) for maintenance of performance under drought (calculated as % of change under drought vs. normal growth conditions). Growth conditions are specified in the experimental procedure section.
TABLE 20
Measured parameters of correlation IDs in Barley accessions) under
low nitrogen and normal conditions (set 1)
Line/Line-Line-Line-Line-Line-Line-Line-Line-Line-Line-
Corr. ID12345678910
 38.008.007.508.5010.0011.508.606.337.5010.00
 6102.90107.78111.57142.42152.38149.33124.0895.00124.12135.17
 75.255.175.125.305.205.335.325.105.155.10
 85.006.004.336.006.336.006.674.675.677.33
 90.000.000.000.000.000.000.000.000.000.00
1541.0082.0061.4059.4065.8047.8053.8056.4081.8044.60
1616.3318.8317.3326.0022.5018.1719.6719.8319.1719.17
190.380.230.120.400.880.500.430.320.300.55
2024.6721.6722.0021.6722.1723.0030.5022.8323.8324.50
2224.0323.3026.4723.9026.6323.2025.4324.2325.0326.07
24230.20164.6088.25133.60106.00222.60219.20143.45201.80125.00
259.767.313.305.066.029.747.355.807.836.29
2646.3719.8110.8422.5830.3054.1336.9842.0435.3738.25
3115.1919.6116.3019.3290.2216.4420.4418.8418.7716.65
327.958.139.434.949.607.167.068.5110.019.40
3313.7413.449.1511.6411.3415.0612.1810.9512.1810.62
3539.4046.2751.5157.0767.7864.1552.4246.1568.0257.91
3612.209.0011.6025.007.8014.5015.007.005.408.40
3716.2014.6016.0020.7512.5018.8021.2011.006.7514.00
380.430.430.330.580.780.530.450.430.500.62
Table 20. Provided are the values of each of the parameters (as described above in Table 14) measured in Barley accessions (line) under low N and normal growth conditions. Growth conditions are specified in the experimental procedure section.
TABLE 21
Measured parameters of correlation IDs in Barley accessions) under normal conditions (set 1)
Line/Line-Line-Line-Line-Line-Line-Line-Line-Line-Line-
Corr. ID1 23456 78910
 17.008.678.339.6710.709.679.678.6710.009.67
 2294.0199.0273.0276.0313.0309.0259.0291.0299.0296.0
 4502.0348.0499.0594.0535.0551.0479.0399.0384.0470.0
 55.775.455.806.034.635.335.835.435.756.03
1024.218.222.725.523.228.322.219.017.322.0
111090.0510.0242.0582.0621.01070.0903.0950.0984.0768.0
1241.532.036.071.434.245.649.828.019.338.0
132.002.001.002.332.333.332.331.331.331.67
1464.784.067.482.072.056.665.862.891.666.2
170.270.270.250.350.620.270.350.320.230.27
1821.3015.0021.8020.3027.2016.0024.0013.5021.5015.20
2139.1041.4035.2033.7034.2042.8037.0036.9035.0036.80
2346.419.810.822.630.354.137.042.035.438.3
272.171.901.253.0015.603.022.581.752.181.82
2816.519.218.320.417.219.120.321.716.516.1
299.549.058.256.5510.508.837.3810.4010.2010.30
3069.4039.4034.9050.3060.8079.1062.7060.0055.9059.70
3446.741.640.048.834.648.649.229.027.538.8
Table 21. Provided are the values of each of the parameters (as described above in Table 15) measured in Barley accessions (line) under normal growth conditions. Growth conditions are specified in the experimental procedure section.
TABLE 22
Measured parameters of correlation IDs in Barley accessions) under normal conditions (set 2)
Line/ Line-Line-Line-Line-Line-Line-Line-Line-
Corr. ID1 23456 78
 12.2392.2432.1822.0472.0832.0282.2471.878
 20.2460.2410.2380.2320.2370.2480.2440.218
 30.8870.8740.8630.7960.8250.7780.9010.717
 40.3520.3500.3500.3690.3650.4060.3460.387
 50.3980.1561.0100.7930.4130.9870.6650.614
 6683.4510.51093.5767.6621.01069.0987.8903.2
 76.653.969.277.656.0610.837.947.40
 833.2419.8146.3738.2530.3054.1339.6936.98
 976.4084.0064.6766.2072.0056.6068.0065.80
10118.30150.6886.2885.19120.3190.7040.5890.51
116.06.06.06.06.02.86.02.0
1269.8439.8669.4059.7260.8379.1263.5062.74
1338.6032.0041.5038.0034.2045.6030.0049.80
1444.2541.6046.6738.8034.6048.6032.4055.20
1589.2099.6545.7949.3974.3255.1147.2960.32
1682.3077.7586.6994.2389.7493.7389.4990.27
171.480.640.840.821.150.691.260.72
Table 22. Provided are the values of each of the parameters (as described above in Table 15) measured in Barley accessions (line) under normal growth conditions. Growth conditions are specified in the experimental procedure section.
TABLE 23
Additional measured parameters of correlation IDs in Barley
accessions) under normal conditions (set 2)
Line/Line-Line-Line-Line-Line-Line-Line-
Corr. ID9101112131415
 12.0942.0282.0181.9841.6881.9791.891
 20.2320.2230.2350.2130.1770.1910.174
 30.8230.7940.7970.7990.6500.8240.773
 40.3590.3560.3740.3370.3460.2940.287
 50.2821.0370.1160.8590.5760.0500.079
 6581.8904.4242.4928.4984.2157.7263.3
 74.528.412.008.057.070.751.14
 822.5839.6810.8440.2635.373.735.68
 982.0062.8067.4076.2091.6044.0052.75
1092.5963.95286.6395.7934.04121.27206.75
112.05.26.06.06.04.74.0
1250.3059.9534.9260.0855.8816.9321.70
1371.4028.0036.0027.6023.6054.6748.00
1450.6029.0040.0028.5027.5026.00
1588.0138.8997.7148.3362.5257.9772.78
1691.2192.5091.7385.31
171.170.710.380.512.160.670.39
Table 23. Provided are the values of each of the parameters (as described above in Table 15) measured in Barley accessions (line) under normal growth conditions. Growth conditions are specified in the experimental procedure section.
TABLE 24
Measured parameters of correlation IDs in Barley accessions)
under low nitrogen conditions (set 2)
Line/Line-Line-Line-Line-Line-Line-Line-
Corr. ID1 23456 7
 12.282.332.282.082.131.962.09
 20.2500.2510.2550.2350.2490.2270.227
 30.900.920.930.820.860.760.83
 40.3510.3460.3490.3640.3660.3810.347
 50.390.421.250.690.430.870.77
 6153.2164.6230.2125.0100.0222.6159.4
 71.341.461.951.261.131.951.28
 86.687.319.766.295.679.746.40
 975.2082.0041.0044.6065.8047.8060.60
1039.9126.2417.3132.9133.8783.8429.65
116.06.06.06.06.02.06.0
1211.4013.4413.7410.6211.3415.0611.64
1310.809.0012.208.407.8014.508.40
1416.0014.6016.2014.0012.5018.8011.60
1517.4217.768.257.2813.2511.328.95
1668.6861.8576.9459.6365.6379.8473.85
170.691.080.770.380.830.420.28
Table 24. Provided are the values of each of the parameters (as described above in Table 15) measured in Barley accessions (line) under low N growth conditions. Growth conditions are specified in the experimental procedure section.
TABLE 25
Additional measured parameters of correlation IDs in Barley accessions)
under low nitrogen conditions (set 2)
Line/Line-Line-Line-Line-Line-Line-Line-Line-
Corr. ID89101112131415
 11.882.191.882.032.111.772.001.90
 20.2050.2350.2010.2220.2340.1930.1900.170
 30.730.860.730.810.850.680.810.79
 40.3550.3450.3490.3480.3480.3600.2950.275
 50.530.340.870.150.580.760.050.07
 6219.2133.6134.488.3174.3201.886.761.6
 71.470.981.160.921.331.570.290.22
 87.355.065.434.626.677.831.441.12
 953.8059.4056.4061.4065.6081.8069.0057.40
1037.2144.3814.4641.5423.7520.8749.6954.02
112.02.05.26.06.06.02.02.0
1212.1811.648.769.1512.4212.185.685.04
1315.0025.007.0011.607.605.4016.4012.00
1421.2023.5011.0016.0010.756.7535.00
1514.1815.686.4255.9211.5410.8858.9217.05
1671.0195.8364.8768.7574.2481.4037.14
170.570.600.552.881.360.892.490.40
Table 25. Provided are the values of each of the parameters (as described above in Table 15) measured in Barley accessions (line) under low N growth conditions. Growth conditions are specified in the experimental procedure section.
TABLE 26
Correlation between the expression level of selected genes of some
embodiments of the invention in various tissues and the phenotypic
performance under drought stress conditions across Barley accessions
GeneExp.Corr.GeneExp.Corr.
NameRP valuesetSet IDNameRP valuesetSet ID
LBY180.731.00E−01123LBY180.705.29E−02311
LBY180.792.04E−02312LBY180.774.21E−02223
LBY180.821.32E−02511LBY180.801.75E−02514
LBY190.821.19E−02319LBY190.755.33E−0227
LBY190.755.10E−02221LBY190.822.51E−0225
LBY190.832.12E−0226LBY190.717.32E−0229
LBY190.774.11E−02212LBY190.745.55E−02220
LBY200.75 8.51E−0217LBY200.891.89E−02111
LBY200.891.78E−02118LBY200.711.15E−0115
LBY200.796.03E−0216LBY200.862.77E−02120
LBY200.914.26E−03223LBY210.749.14E−02111
LBY210.786.50E−02120LBY210.751.94E−0264
LBY220.884.03E−03319LBY220.841.87E−02211
LBY220.726.63E−02223LBY220.745.84E−02220
LBY220.761.66E−02419LBY230.901.56E−02111
LBY230.805.62E−02118LBY230.911.09E−0215
LBY230.824.70E−0216LBY230.758.69E−02120
LBY230.832.12E−02212LBY230.754.98E−02214
LBY240.824.61E−02111LBY240.777.62E−02116
LBY240.748.98E−02118LBY240.767.93E−0211
LBY240.721.06E−01120LBY240.761.81E−0267
LBY240.80 1.01E−0265LBY240.817.77E−0366
LBY240.722.75E−02620LBY240.815.18E−0258
LBY240.809.03E−03419LBY240.809.83E−03422
LBY240.713.05E−0244LBY250.767.88E−02513
LBY260.824.74E−02111LBY260.824.40E−02118
LBY260.701.20E−0116LBY260.953.89E−03112
LBY260.834.04E−0212LBY260.936.61E−03114
LBY260.777.07E−02120LBY260.764.81E−0225
LBY260.754.99E−02212LBY260.755.45E−02214
LBY260.714.76E−02519LBY260.777.38E−0258
LBY260.801.73E−0254LBY260.844.32E−03422
LBY260.809.77E−0344LBY260.742.27E−02415
LBY270.921.01E−02121LBY270.783.87E−02313
LBY270.755.29E−0268LBY280.796.17E−02111
LBY280.805.60E−02123LBY280.777.31E−0216
LBY280.739.69E−02120LBY280.821.34E−02319
LBY280.762.86E−0237LBY280.832.22E−02211
LBY280.772.68E−02519LBY280.835.45E−03419
LBY280.751.89E−02422LBY290.721.10E−01117
LBY290.724.59E−02319LBY290.732.52E−0261
LBY290.803.08E−02211LBY290.803.11E−02223
LBY300.872.34E−02116LBY300.758.62E−0219
LBY300.777.08E−0211LBY300.753.10E−02321
LBY300.781.30E−0267LBY300.872.10E−0365
LBY300.909.76E−0466LBY300.915.90E−04620
LBY300.803.14E−02216LBY300.812.64E−0221
LBY310.857.08E−0334LBY310.752.03E−0267
LBY310.881.74E−0365LBY310.891.41E−0366
LBY310.841.87E−0268LBY310.742.29E−02620
LBY310.755.39E−0225LBY310.951.31E−03212
LBY310.801.63E−02517LBY310.771.62E−02419
LBY320.714.86E−02320LBY320.851.61E−02221
LBY320.851.58E−0248LGN420.805.78E−0217
LGN420.796.30E−02118LGN420.758.76E−02120
LGN420.866.55E−03321LGN420.713.31E−0265
LGN420.713.13E−0266LGN420.831.07E−02511
LGN420.733.93E−02514LGN420.774.47E−02413
LGN430.749.43E−02121LGN430.862.70E−02123
LGN430.814.93E−02117LGN430.821.34E−02321
LGN430.742.25E−02619LGN430.764.63E−02216
LGN440.921.02E−02112LGN440.872.37E−0212
LGN440.928.31E−03114LGN440.772.62E−02312
LGN440.713.34E−02421LGN450.791.19E−02615
LGN450.958.48E−04216LGN450.717.10E−0221
LGN460.901.32E−02112LGN460.882.20E−021 2
LGN460.928.53E−03114LGN460.724.39E−02319
LGN460.791.98E−0235LGN460.861.24E−0238
LGN460.733.86E−02320LGN460.812.88E−0222
LGN460.896.58E−03214LGN460.732.43E−02419
LGN470.834.18E−02116LGN470.821.20E−02320
LGN470.752.07E−02614LGN470.732.66E−0261
LGN470.717.40E−0227LGN470.871.16E−02221
LGN470.745.78E−0225LGN470.774.14E−0226
LGN470.717.14E−02217LGN470.851.45E−02212
LGN470.831.97E−02220LGN470.734.03E−02510
LGN470.777.12E−02513LGN470.762.91E−0252
LGN470.974.74E−05514LGN470.733.92E−0251
LGN470.851.64E−02413LGN470.801.00E−02414
LGN470.933.28E−0441LGN480.724.35E−02318
LGN480.724.29E−0236LGN480.875.41E−03320
LGN480.745.87E−02221LGN480.834.06E−02513
Table 26 Provided are the correlations (R) between the genes expression levels in various tissues and the phenotypic performance. “Corr. ID“—correlation set ID according to the correlated parameters specified in Table 12. “Exp. Set”—Expression set specified in Table 9. “R” = Pearson correlation coefficient; “P” = p value.
TABLE 27
Correlation between the expression level of selected genes of some embodiments
of the invention in various tissues and the phenotypic performance of
maintenance of performance under drought conditions across Barley accessions
GeneExp.Corr.GeneExp.Corr.
NameRP valuesetSet IDNameRP valuesetSet ID
LBY10.786.96E−02115LBY10.921.31E−03315
LBY10.897.36E−03216LBY180.853.23E−0211
LBY180.953.79E−03114LBY180.772.63E−02310
LBY190.772.60E−02316LBY190.745.55E−0229
LBY190.707.88E−02218LBY190.782.17E−0251
LBY200.795.90E−0216LBY200.796.23E−02117
LBY200.786.89E−0215LBY200.739.86E−02118
LBY200.795.92E−0217LBY200.736.22E−0226
LBY200.736.40E−02217LBY200.736.33E−02215
LBY200.831.96E−02220LBY200.707.89E−0229
LBY200.772.50E−0256LBY200.714.90E−02517
LBY200.782.28E−0255LBY210.834.21E−0216
LBY210.901.51E−02117LBY210.945.11E−03115
LBY210.796.41E−0215LBY210.749.34E−0219
LBY210.786.99E−02118LBY210.936.84E−04315
LBY210.906.41E−03216LBY210.743.64E−0255
LBY210.772.48E−02512LBY220.791.95E−0232
LBY220.905.10E−0326LBY220.898.08E−03217
LBY220.923.00E−0325LBY220.879.93E−0329
LBY220.889.01E−03218LBY220.811.48E−02515
LBY220.771.49E−0246LBY220.732.43E−02417
LBY220.761.78E−0245LBY230.805.42E−0216
LBY230.749.18E−02117LBY230.882.12E−0215
LBY230.882.11E−02118LBY230.891.70E−0212
LBY230.758.32E−02112LBY230.832.22E−0234
LBY230.721.04E−0124LBY230.857.72E−0351
LBY240.721.07E−01117LBY240.805.62E−02119
LBY240.833.95E−02113LBY240.743.62E−02314
LBY240.734.01E−02313LBY240.774.45E−0268
LBY240.752.09E−0267LBY240.882.23E−02211
LBY240.791.89E−02519LBY240.742.36E−0242
LBY250.734.10E−02512LBY260.701.21E−0116
LBY260.721.06E−0117LBY260.801.61E−02315
LBY260.743.77E−02314LBY260.713.31E−02613
LBY260.841.83E−02216LBY260.861.25E−02212
LBY260.801.81E−0256LBY260.801.83E−0255
LBY260.822.37E−0254LBY260.715.07E−0252
LBY260.853.87E−03419LBY260.705.13E−0244
LBY260.713.11E−0243LBY270.857.44E−0351
LBY280.891.78E−0216LBY280.872.53E−02117
LBY280.901.57E−0215LBY280.937.37E−0319
LBY280.882.10E−02118LBY280.701.19E−0117
LBY280.792.04E−0236LBY280.811.55E−02317
LBY280.831.05E−0235LBY280.714.70E−0232
LBY280.822.47E−0226LBY280.755.02E−02217
LBY280.803.20E−0225LBY280.771.58E−0242
LBY290.711.14E−01115LBY290.762.94E−02317
LBY290.889.55E−0326LBY290.831.97E−02217
LBY290.736.16E−02215LBY290.861.37E−0225
LBY290.774.23E−0229LBY290.793.55E−02218
LBY290.782.36E−02515LBY290.761.65E−02410
LBY290.742.20E−0241LBY300.815.04E−02116
LBY300.739.66E−02119LBY300.762.91E−0233
LBY300.742.20E−0266LBY300.826.23E−03617
LBY300.771.52E−0265LBY300.714.75E−0264
LBY300.826.84E−0369LBY300.808.90E−03618
LBY300.713.11E−0267LBY300.764.88E−02219
LBY300.861.26E−02214LBY300.902.17E−0351
LBY300.866.48E−0353LBY310.721.06E−0119
LBY310.812.73E−0234LBY310.745.67E−02210
LBY310.734.10E−0256LBY310.811.46E−02517
LBY310.762.74E−0255LBY320.834.19E−02116
LBY320.862.84E−0211LBY320.811.56E−0236
LBY320.874.91E−03317LBY320.753.23E−0235
LBY320.753.23E−02318LBY320.715.01E−0256
LBY320.772.46E−02510LBY320.724.51E−02517
LBY320.724.19E−02515LBY320.753.06E−0255
LBY320.893.29E−03512LGN420.805.73E−0217
LGN430.814.85E−02116LGN430.881.93E−02120
LGN430.742.29E−02616LGN430.896.74E−0321
LGN430.732.67E−02415LGN440.739.79E−0213
LGN440.865.94E−03310LGN440.821.20E−02312
LGN440.752.04E−0269LGN440.822.34E−02219
LGN440.811.42E−0251LGN450.755.31E−02216
LGN450.726.72E−02214LGN450.764.90E−02213
LGN460.777.35E−02112LGN460.856.91E−0336
LGN460.911.91E−03317LGN460.866.03E−0335
LGN460.745.74E−0234LGN460.762.73E−0232
LGN460.742.35E−02610LGN460.826.62E−03615
LGN460.755.38E−0268LGN460.858.19E−0351
LGN460.781.35E−0242LGN470.749.16E−02119
LGN470.777.20E−02113LGN470.921.16E−0336
LGN470.979.54E−05317LGN470.892.94E−0335
LGN470.839.98E−03318LGN470.764.68E−0226
LGN470.861.20E−02210LGN470.871.16E−02217
LGN470.726.78E−02215LGN470.774.37E−0225
LGN470.851.48E−0229LGN470.822.37E−02218
LGN470.707.79E−0227LGN470.755.21E−02212
LGN480.921.30E−0336LGN480.961.83E−04317
LGN480.892.83E−0335LGN480.883.88E−03318
Table 27. Provided are the correlations (R) between the genes expression levels in various tissues and the phenotypic performance. “Corr. ID“—correlation set ID according to the correlated parameters specified in Table 13. “Exp. Set”—Expression set specified in Table 9. “R” = Pearson correlation coefficient; “P” = p value.
TABLE 28
Correlation between the expression level of selected genes of some embodiments
of the invention in various tissues and the phenotypic performance under normal
and low nitrogen growth conditions across Barley accessions (set 1)
GeneExp. Corr.GeneExp.Corr.
NameRP valuesetSet IDNameRP valuesetSet ID
LBY10.713.15E−02234LBY10.703.44E−02211
LBY180.772.51E−02428LBY180.713.32E−02218
LBY180.901.05E−03227LBY180.863.24E−03217
LBY190.702.36E−02519LBY190.833.14E−03538
LBY190.722.90E−02227LBY190.781.30E−02331
LBY190.809.83E−03319LBY190.891.28E−03338
LBY190.854.12E−0336LBY190.713.25E−02316
LBY200.713.15E−02132LBY210.835.99E−03324
LBY210.732.69E−02325LBY210.826.55E−03333
LBY220.743.63E−02410LBY220.853.54E−03227
LBY220.872.26E−03217LBY230.791.20E−02131
LBY230.818.03E−03119LBY230.809.98E−03135
LBY230.872.05E−03138LBY230.781.26E−0216
LBY230.924.36E−04227LBY230.844.29E−03217
LBY240.772.63E−02628LBY240.734.06E−02627
LBY240.772.56E−02617LBY240.732.67E−0217
LBY240.715.06E−02412LBY240.741.42E−0258
LBY240.805.91E−03520LBY250.881.81E−03221
LBY260.713.17E−02120LBY260.827.15E−03228
LBY260.809.94E−03316LBY270.734.17E−02621
LBY270.811.59E−02627LBY270.976.16E−05613
LBY270.702.40E−0258LBY270.741.38E−02520
LBY270.908.31E−04221LBY270.826.71E−0333
LBY270.781.26E−0238LBY280.762.89E−02618
LBY280.861.35E−0357LBY280.751.31E−02524
LBY280.702.36E−02533LBY280.991.21E−06227
LBY280.933.28E−04217LBY280.853.52E−0337
LBY280.781.38E−02320LBY290.702.31E−02519
LBY290.932.63E−04331LBY290.863.19E−03319
LBY290.722.74E−0233LBY290.827.14E−03338
LBY300.801.81E−02412LBY300.712.12E−0257
LBY300.771.60E−02332LBY310.811.44E−02617
LBY310.797.10E−03536LBY320.724.35E−02634
LBY320.743.75E−02610LBY320.705.14E−02627
LBY320.858.13E−03613LBY320.835.58E−03221
LGN420.751.32E−02524LGN420.731.67E−02525
LGN430.791.93E−02621LGN430.811.50E−02613
LGN430.881.66E−03132LGN430.703.41E−02229
LGN430.863.26E−03227LGN430.818.55E−03217
LGN430.872.05E−03331LGN430.781.37E−02338
LGN440.761.14E−0258LGN440.722.92E−02218
LGN440.971.76E−05227LGN440.941.29E−04217
LGN450.714.90E−02421LGN460.792.04E−02617
LGN460.881.77E−03131LGN460.844.20E−03119
LGN460.863.14E−03138LGN460.801.67E−02418
LGN460.842.44E−0353LGN460.742.24E−02214
LGN460.752.09E−02335LGN460.791.17E−02338
LGN470.944.33E−04612LGN470.724.30E−02618
LGN470.772.68E−0264LGN470.782.28E−02617
LGN471.003.30E−09131LGN470.791.08E−02119
LGN470.761.78E−02138LGN470.722.86E−02136
LGN470.844.27E−03116LGN470.734.11E−02410
LGN470.831.15E−02430LGN470.911.52E−03413
LGN470.743.45E−02423LGN470.823.71E−03536
LGN470.809.17E−03234LGN470.909.98E−04212
LGN470.703.45E−02210LGN470.713.16E−02214
LGN470.732.51E−02213LGN470.835.37E−03336
LGN470.751.97E−02316LGN480.805.58E−0357
LGN480.721.84E−02537LGN480.818.00E−03319
LGN480.722.86E−0233LGN480.752.08E−02338
Table 28. Provided are the correlations (R) between the genes expression levels in various tissues and the phenotypic performance. “Corr. ID“—correlation set ID according to the correlated parameters specified Table 14. “Exp. Set”—Expression set specified in Table 10. “R” = Pearson correlation coefficient; “P” = p value.
TABLE 29
Correlation between the expression level of selected genes of some embodiments of the
invention in various tissues and the phenotypic performance under low nitrogen and
normal growth conditions across Barley accessions (set 2)
GeneExp.Corr.GeneExp.Corr.
NameRP valuesetSet IDNameRP valuesetSet ID
LBY10.779.07E−03514LBY10.731.68E−02513
LBY180.814.82E−03113LBY180.761.10E−02116
LBY190.712.06E−02517LBY190.779.36E−03417
LBY200.805.61E−03613LBY210.702.35E−02514
LBY210.741.46E−02513LBY210.741.53E−02117
LBY220.814.84E−03517LBY230.741.51E−0224
LBY240.712.12E−0229LBY250.712.26E−0226
LBY260.741.52E−0231LBY260.805.88E−0341
LBY260.787.38E−0343LBY270.814.78E−03517
LBY320.814.28E−03517LGN420.761.07E−0259
LGN420.731.58E−02111LGN430.751.24E−0229
LGN430.702.38E−0231LGN440.761.09E−02313
LGN440.741.36E−02415LGN450.721.96E−0225
LGN450.741.35E−0232LGN450.721.82E−0233
LGN46 0.833.08E−0335LGN470.741.38E−02314
LGN470.814.94E−03517LGN480.931.22E−0426
LGN480.722.00E−0225LGN480.741.51E−0227
LGN480.731.72E−0228LGN480.805.51E−03313
LGN480.788.39E−03316LGN480.796.04E−03517
Table 29. Provided are the correlations (R) between the genes expression levels in various tissues and the phenotypic performance. “Corr. ID“—correlation set ID according to the correlated parameters specified in Table 15. “Exp. Set”—Expression set specified in Table 11 (Exp. Set 1, 3, 5 under low N growth conditions. Exp. Set 2, 4, 6 under normal growth conditions). “R” = Pearson correlation coefficient; “P” = p value.

To produce a high throughput correlation analysis, the present inventors utilized an Arabidopsis thaliana oligonucleotide micro-array, produced by Agilent Technologies [chem. (dot) agilent (dot) com/Scripts/PDS (dot) asp?1Page=50879]. The array oligonucleotide represents about 40,000 A. thaliana genes and transcripts designed based on data from the TIGR ATH1 v.5 database and Arabidopsis MPSS (University of Delaware) databases. To define correlations between the levels of RNA expression and yield, biomass components or vigor related parameters, various plant characteristics of 15 different Arabidopsis ecotypes were analyzed. Among them, nine ecotypes encompassing the observed variance were selected for RNA expression analysis. The correlation between the RNA levels and the characterized parameters was analyzed using Pearson correlation test [davidmlane (dot) com/hyperstat/A34739 (dot) html].

Analyzed Arabidopsis tissues—Five tissues at different developmental stages including root, leaf, flower at anthesis, seed at 5 days after flowering (DAF) and seed at 12 DAF, representing different plant characteristics, were sampled and RNA was extracted as described as described hereinabove under “GENERAL EXPERIMENTAL AND BIOINFORMATICS METHODS”. For convenience, each micro-array expression information tissue type has received a Set ID as summarized in Table 30 below.

TABLE 30
Tissues used for Arabidopsis
transcriptome expression sets
Expression SetSet ID
Leaf1
Root2
Seed 5 DAF3
Flower4
Seed 12 DAF5
Table 30: Provided are the identification (ID) digits of each of the Arabidopsis expression sets (1-5). DAF = days after flowering.

Yield components and vigor related parameters assessment—Eight out of the nine Arabidopsis ecotypes were used in each of 5 repetitive blocks (named A, B, C, D and E), each containing 20 plants per plot. The plants were grown in a greenhouse at controlled conditions in 22° C., and the N:P:K [nitrogen (N), phosphorus (P) and potassium (K)] fertilizer (20:20:20; weight ratios) was added. During this time data was collected, documented and analyzed. Additional data was collected through the seedling stage of plants grown in a tissue culture in vertical grown transparent agar plates. Most of chosen parameters were analyzed by digital imaging.

Digital imaging in Tissue culture (seedling assay)—A laboratory image acquisition system was used for capturing images of plantlets sawn in square agar plates. The image acquisition system consists of a digital reflex camera (Canon EOS 300D) attached to a 55 mm focal length lens (Canon EF-S series), mounted on a reproduction device (Kaiser RS), which included 4 light units (4×150 Watts light bulb) and located in a darkroom.

Digital imaging in Greenhouse—The image capturing process was repeated every 3-4 days starting at day 7 till day 30. The same camera attached to a 24 mm focal length lens (Canon EF series), placed in a custom made iron mount, was used for capturing images of larger plants sawn in white tubs in an environmental controlled greenhouse. The white tubs were square shape with measurements of 36×26.2 cm and 7.5 cm deep. During the capture process, the tubs were placed beneath the iron mount, while avoiding direct sun light and casting of shadows. This process was repeated every 3-4 days for up to 30 days.

An image analysis system was used, which consists of a personal desktop computer (Intel P4 3.0 GHz processor) and a public domain program—ImageJ 1.37, Java based image processing program, which was developed at the U.S National Institutes of Health and is freely available on the internet at rsbweb (dot) nih (dot) gov/. Images were captured in resolution of 6 Mega Pixels (3072×2048 pixels) and stored in a low compression JPEG (Joint Photographic Experts Group standard) format. Next, analyzed data was saved to text files and processed using the JMP statistical analysis software (SAS institute).

Leaf analysis—Using the digital analysis leaves data was calculated, including leaf number, area, perimeter, length and width. On day 30, 3-4 representative plants were chosen from each plot of blocks A, B and C. The plants were dissected, each leaf was separated and was introduced between two glass trays, a photo of each plant was taken and the various parameters (such as leaf total area, laminar length etc.) were calculated from the images. The blade circularity was calculated as laminar width divided by laminar length.

Root analysis—During 17 days, the different ecotypes were grown in transparent agar plates. The plates were photographed every 3 days starting at day 7 in the photography room and the roots development was documented (see examples in FIGS. 3A-3F). The growth rate of root coverage was calculated according to Formula XXVIII above.

Vegetative growth rate analysis—was calculated according to Formula VII above. The analysis was ended with the appearance of overlapping plants.

For comparison between ecotypes the calculated rate was normalized using plant developmental stage as represented by the number of true leaves. In cases where plants with 8 leaves had been sampled twice (for example at day 10 and day 13), only the largest sample was chosen and added to the Anova comparison.

Seeds in siliques analysis—On day 70, 15-17 siliques were collected from each plot in blocks D and E. The chosen siliques were light brown color but still intact. The siliques were opened in the photography room and the seeds were scatter on a glass tray, a high resolution digital picture was taken for each plot. Using the images the number of seeds per silique was determined.

Seeds average weight—At the end of the experiment all seeds from plots of blocks A-C were collected. An average weight of 0.02 grams was measured from each sample, the seeds were scattered on a glass tray and a picture was taken. Using the digital analysis, the number of seeds in each sample was calculated.

Oil percentage in seeds—At the end of the experiment all seeds from plots of blocks A-C were collected. Columbia seeds from 3 plots were mixed grounded and then mounted onto the extraction chamber. 210 ml of n-Hexane (Cat No. 080951 Biolab Ltd.) were used as the solvent. The extraction was performed for 30 hours at medium heat 50° C. Once the extraction has ended the n-Hexane was evaporated using the evaporator at 35° C. and vacuum conditions. The process was repeated twice. The information gained from the Soxhlet extractor (Soxhlet, F. Die gewichtsanalytische Bestimmung des Milchfettes, Polytechnisches J. (Dingler's) 1879, 232, 461) was used to create a calibration curve for the Low Resonance NMR. The content of oil of all seed samples was determined using the Low Resonance NMR (MARAN Ultra-Oxford Instrument) and its MultiQuant software package.

Silique length analysis—On day 50 from sowing, 30 siliques from different plants in each plot were sampled in block A. The chosen siliques were green-yellow in color and were collected from the bottom parts of a grown plant's stem. A digital photograph was taken to determine silique's length.

Dry weight and seed yield—On day 80 from sowing, the plants from blocks A-C were harvested and left to dry at 30° C. in a drying chamber. The vegetative portion above ground was separated from the seeds. The total weight of the vegetative portion above ground and the seed weight of each plot were measured and divided by the number of plants.

Dry weight (vegetative biomass)=total weight of the vegetative portion above ground (excluding roots) after drying at 30° C. in a drying chamber; all the above ground biomass that is not yield.

Seed yield per plant=total seed weight per plant (gr).

Oil yield—The oil yield was calculated using Formula XXIX above.

Harvest Index (seed)—The harvest index was calculated using Formula XV (described above).

Nine different Arabidopsis ecotypes were grown and characterized for 18 parameters (named as vectors).

TABLE 31
Arabidopsis correlated parameters (vectors)
Correlation
Correlated parameter withID
Blade circularity (cm)1
Dry matter per plant (gr)2
Harvest Index (value)3
Lamina length (cm)4
Lamina width (cm)5
Leaf width/length (ratio)6
Oil % per seed (percent)7
Oil yield per plant (mg)8
Seeds per silique (number)9
Silique length (cm)10
Total Leaf Area per plant (cm2)11
Vegetative growth rate (cm2/day)12
Until leaves were in overlap
Fresh weight (gr) (at bolting stage)13
Relative root growth (cm/day) 14
in early seedling stages
Root length day 13 (cm)15
Root length day 7 (cm)16
1000 Seed weight (gr)17
Seed yield per plant (gr)18
Table 31. Provided are the Arabidopsis correlated parameters (correlation ID Nos. 1-18). Abbreviations: Cm = centimeter(s); gr = gram(s); mg = milligram(s).

The characterized values are summarized in Table 32. Correlation analysis is provided in Table 52 below.

TABLE 32
Measured parameters in Arabidopsis ecotypes
Ecotype/Line-Line-Line-Line-Line-Line-Line-Line-Line-
Treatment12 3456789
 10.510.480.450.370.500.380.390.490.41
 20.641.271.051.281.691.340.811.211.35
 30.530.350.560.330.370.320.450.510.41
 42.773.543.273.783.694.603.883.724.15
 51.381.701.461.371.831.651.511.821.67
 60.350.290.320.260.360.270.300.340.31
 734.4231.1938.0527.7635.4932.9131.5630.7934.02
 8118.63138.73224.06116.26218.27142.11114.15190.06187.62
 945.4453.4758.4735.2748 .5637.0039.3840.5325.53
101.061.261.311.471.241.091.181.181.00
1146.86109.8958.3656.80114.66110.8288.49121.7993.04
120.310.380.480.470.430.640.430.380.47
131.513.611.942.083.564.343.473.483.71
140.630.661.181.090.910.770.610.700.78
154.428.535.624.835.966.375.657.067.04
160.941.760.700.730.991.161.281.411.25
170.020.020.030.030.020.030.020.020.02
180.340.440.590.420.610.430.360.620.55
Table 32. Provided are the values of each of the parameters measured in Arabidopsis ecotypes.
TABLE 33
Correlation between the expression level of selected genes of some embodiments
of the invention in various tissues and the phenotypic performance under normal
conditions across Arabidopsis accessions
GeneExp.Corr.GeneExp.Corr.
NameRP valuesetSet IDNameRP valuesetSet ID
LBY160.821.37E−0254LBY160.724.38E−02512
LBY160.762.78E−02118LBY160.866.45E−0317
LBY160.874.99E−0318LBY170.782.22E−02217
LBY170.792.04E−02214LBY170.733.98E−0211
Table 33. Provided are the correlations (R) between the expression levels of yield improving genes and their hom*ologues in tissues [leaf, flower, seed and root; Expression sets (Exp)] and the phenotypic performance in various yield, biomass, growth rate and/or vigor components [Correlation vector (corr.)] under normal conditions across Arabidopsis accessions. “Corr. ID“—correlation set ID according to the correlated parameters specified in Table 31. “Exp. Set”—Expression set specified in Table 30. “R” = Pearson correlation
coefficient; “P” = p value.

In order to produce a high throughput correlation analysis between plant phenotype and gene expression level, the present inventors utilized a sorghum oligonucleotide micro-array, produced by Agilent Technologies [chem. (dot) agilent (dot) com/Scripts/PDS (dot) asp?1Page=50879]. The array oligonucleotide represents about 44,000 sorghum genes and transcripts. In order to define correlations between the levels of RNA expression with ABST, yield and NUE components or vigor related parameters, various plant characteristics of 17 different sorghum hybrids were analyzed. Among them, 10 hybrids encompassing the observed variance were selected for RNA expression analysis. The correlation between the RNA levels and the characterized parameters was analyzed using Pearson correlation test [davidmlane (dot) com/hyperstat/A34739 (dot) html].

I. Correlation of Sorghum Varieties Across Ecotypes Grown Under Regular Growth Conditions, Severe Drought Conditions and Low Nitrogen Conditions

17 Sorghum varieties were grown in 3 repetitive plots, in field. Briefly, the growing protocol was as follows:

1. Regular growth conditions: Sorghum plants were grown in the field using commercial fertilization and irrigation protocols (370,000 liter per dunam (1000 square meters), fertilization of 14 units of nitrogen per dunam entire growth period).

2. Drought conditions: Sorghum seeds were sown in soil and grown under normal condition until around 35 days from sowing, around stage V8 (eight green leaves are fully expanded, booting not started yet). At this point, irrigation was stopped, and severe drought stress was developed.

3. Low Nitrogen fertilization conditions: Sorghum plants were fertilized with 50% less amount of nitrogen in the field than the amount of nitrogen applied in the regular growth treatment. All the fertilizer was applied before flowering.

Analyzed Sorghum tissues—All 10 selected Sorghum hybrids were sampled per each treatment. Tissues [Flag leaf, Flower meristem and Flower] from plants growing under normal conditions, severe drought stress and low nitrogen conditions were sampled and RNA was extracted as described above. Each micro-array expression information tissue type has received a Set ID as summarized in Table 34 below.

TABLE 34
Sorghum transcriptome expression sets
Expression SetSet ID
Flag leaf at flowering stage under 1
drought growth conditions
Flag leaf at flowering stage under 2
low nitrogen growth conditions
Flag leaf at flowering stage under 3
normal growth conditions
Flower meristem at flowering stage 4
under drought growth conditions
Flower meristem at flowering stage 5
under low nitrogen growth conditions
Flower meristem at flowering stage 6
under normal growth conditions
Flower at flowering stage under 7
drought growth conditions
Flower at flowering stage under low 8
nitrogen growth conditions
Flower at flowering stage under 9
normal growth conditions
Table 34: Provided are the sorghum transcriptome expression sets 1-9. Flag leaf = the leaf below the flower; Flower meristem = Apical meristem following panicle initiation; Flower = the flower at the anthesis day. Expression sets 3, 6, and 9 are from plants grown under normal conditions; Expression sets 2, 5 and 8 are from plants grown under Nitrogen-limiting conditions; Expression sets 1, 4 and 7 are from plants grown under drought conditions.

The following parameters were collected using digital imaging system:

At the end of the growing period the grains were separated from the Plant ‘Head’ and the following parameters were measured and collected:

Average Grain Area (cm2)—A sample of ˜200 grains was weighted, photographed and images were processed using the below described image processing system. The grain area was measured from those images and was divided by the number of grains.

Upper and Lower Ratio Average of Grain Area, width, length, diameter and perimeter—Grain projection of area, width, diameter and perimeter were extracted from the digital images using open source package imagej (nih). Seed data was analyzed in plot average levels as follows:

Average of all seeds;

Average of upper 20% fraction—contained upper 20% fraction of seeds;

Average of lower 20% fraction—contained lower 20% fraction of seeds;

Further on, ratio between each fraction and the plot average was calculated for each of the data parameters.

At the end of the growing period 5 ‘Heads’ were photographed and images were processed using the below described image processing system.

(i) Head Average Area (cm2)—At the end of the growing period 5 ‘Heads’ were photographed and images were processed using the below described image processing system. The ‘Head’ area was measured from those images and was divided by the number of ‘Heads’.

(ii) Head Average Length (cm)—At the end of the growing period 5 ‘Heads’ were photographed and images were processed using the below described image processing system. The ‘Head’ length (longest axis) was measured from those images and was divided by the number of ‘Heads’.

(iii) Head Average width (cm)—At the end of the growing period 5 ‘Heads’ were photographed and images were processed using the below described image processing system. The ‘Head’ width was measured from those images and was divided by the number of ‘Heads’.

(iv) Head Average perimeter (cm)—At the end of the growing period 5 ‘Heads’ were photographed and images were processed using the below described image processing system. The ‘Head’ perimeter was measured from those images and was divided by the number of ‘Heads’.

The image processing system was used, which consists of a personal desktop computer (Intel P4 3.0 GHz processor) and a public domain program—ImageJ 1.37, Java based image processing software, which was developed at the U.S. National Institutes of Health and is freely available on the internet at rsbweb (dot) nih (dot) gov/. Images were captured in resolution of 10 Mega Pixels (3888×2592 pixels) and stored in a low compression JPEG (Joint Photographic Experts Group standard) format. Next, image processing output data for seed area and seed length was saved to text files and analyzed using the JMP statistical analysis software (SAS institute).

Additional parameters were collected either by sampling 5 plants per plot or by measuring the parameter across all the plants within the plot.

Total Grain Weight/Head (gr.) (grain yield)—At the end of the experiment (plant ‘Heads’) heads from plots within blocks A-C were collected. 5 heads were separately threshed and grains were weighted, all additional heads were threshed together and weighted as well. The average grain weight per head was calculated by dividing the total grain weight by number of total heads per plot (based on plot). In case of 5 heads, the total grains weight of 5 heads was divided by 5.

FW Head/Plant gram—At the end of the experiment (when heads were harvested) total and 5 selected heads per plots within blocks A-C were collected separately. The heads (total and 5) were weighted (gr.) separately and the average fresh weight per plant was calculated for total (FW Head/Plant gr. based on plot) and for 5 (FW Head/Plant gr. based on 5 plants) plants.

Plant height—Plants were characterized for height during growing period at 5 time points. In each measure, plants were measured for their height using a measuring tape. Height was measured from ground level to top of the longest leaf.

SPAD—Chlorophyll content was determined using a Minolta SPAD 502 chlorophyll meter and measurement was performed 64 days post sowing. SPAD meter readings were done on young fully developed leaf. Three measurements per leaf were taken per plot.

Vegetative fresh weight and Heads—At the end of the experiment (when Inflorescence were dry) all Inflorescence and vegetative material from plots within blocks A-C were collected. The biomass and Heads weight of each plot was separated, measured and divided by the number of Heads.

Plant biomass (Fresh weight)—At the end of the experiment (when Inflorescence were dry) the vegetative material from plots within blocks A-C were collected. The plants biomass without the Inflorescence were measured and divided by the number of Plants.

FW Heads/(FW Heads+FW Plants)—The total fresh weight of heads and their respective plant biomass were measured at the harvest day. The heads weight was divided by the sum of weights of heads and plants.

17 different sorghum varieties were grown and characterized for different parameters: The average for each of the measured parameters was calculated using the JMP software (Tables 36-37) and a subsequent correlation analysis between the various transcriptome sets (Table 34) and the average parameters, was conducted (Table 38). Results were then integrated to the database.

TABLE 35
Sorghum correlated parameters (vectors)
Correlation
Correlated parameter withID
Average Grain Area (cm2), Drought1
Average Grain Area (cm2), Low N2
Average Grain Area (cm2), Normal3
FW-Head/Plant (gr) (based on plot), Drought4
FW-Head/Plant (gr.) (based on plot), Low N5
FW-Head/Plant (gr.) (based on plot), Normal6
FW-Head/Plant (gr.) (based on 5 plants), Low N7
FW-Head/Plant (gr.) (based on 5 plants), Normal8
FW Heads/(FW Heads + FW Plants)9
(all plot), Drought
FW Heads/(FW Heads + FW Plants)10
(all plot), Low N
FW Heads/(FW Heads + FW Plants) 11
(all plot), Normal
FW/Plant (gr) (based on plot), Drought12
FW/Plant (gr.) (based on plot), Low N13
FW/Plant (gr.) (based on plot), Normal14
Final Plant Height (cm), Drought15
Final Plant Height (cm), Low N16
Final Plant Height (cm), Normal17
Head Average Area (cm2), Drought18
Head Average Area (cm2), Low N19
Head Average Area (cm2), Normal20
Head Average Length (cm), Drought21
Head Average Length (cm), Low N22
Head Average Length (cm), Normal23
Head Average Perimeter (cm), Drought24
Head Average Perimeter (cm), Low N25
Head Average Perimeter (cm), Normal26
Head Average Width (cm), Drought27
Head Average Width (cm), Low N28
Head Average Width (cm), Normal29
Leaf SPAD 64 DPS (Days Post Sowing), Drought30
Leaf SPAD 64 DPS (Days Post Sowing), Low N31
Leaf SPAD 64 DPS (Days Post Sowing), Normal32
Lower Ratio Average Grain Area (value), Low N33
Lower Ratio Average Grain Area (value), Normal34
Lower Ratio Average Grain Length (value), 35
Low N
Lower Ratio Average Grain Length (value), 36
Normal
Lower Ratio Average Grain Perimeter (value), 37
Low N
Lower Ratio Average Grain Perimeter, (value) 38
Normal
Lower Ratio Average Grain Width (value), 39
Low N
Lower Ratio Average Grain Width (value), 40
Normal
Total grain weight/Head (based on plot) 41
(gr.), Low N
Total grain weight/Head (gr.) (based on 5 heads), 42
Low N
Total grain weight/Head (gr.) (based on 5 heads), 43
Normal
Total grain weight/Head (gr.) (based on plot), 44
Normal
Total grain weight/Head (gr.) (based on plot), 45
Drought
Upper Ratio Average Grain Area, 46
Drought (value)
Upper Ratio Average Grain Area (value), 47
Low N
Upper Ratio Average Grain Area (value), 48
Normal
[Grain Yield + plant biomass/SPAD 64 DPS] 49
(gr.), Normal
[Grain Yield + plant biomass/SPAD 64 DPS] 50
(gr.), Low N
[Grain yield/SPAD 64 DPS] (gr.), Low N51
[Grain yield/SPAD 64 DPS] (gr.), Normal52
[Plant biomass (FW)/SPAD 64 DPS] (gr) 53
Drought
[Plant biomass (FW)/SPAD 64 DPS] (gr.), 54
Low N
[Plant biomass (FW)/SPAD 64 DPS] (gr.), 55
Normal
Table 35. Provided are the Sorghum correlated parameters (vectors). “gr.” = grams; “SPAD” = chlorophyll levels; “FW” = Plant Fresh weight; “normal” = standard growth conditions.
TABLE 36
Measured parameters in Sorghum accessions
Ecotype/Line- Line-Line- Line-Line-Line-Line-Line-Line-
Treatment123456789
 10.100.110.110.090.090.11
 20.110.110.140.120.140.130.120.120.12
 30.1050.1120.1310.1290.1390.1410.1100.1130.102
 4154.90122.02130.51241.1169.03186.4162.1139.0258.94
 5214.78205.0573.49122.96153.0793.23134.1177.43129.63
 6175.15223.4956.40111.6267.3466.90126.18107.74123.86
 7388.00428.67297.67280.00208.33303.67436.00376.33474.67
 8406.50518.00148.00423.0092.00101.33423.50386.50409.50
 90.420.470.420.370.230.310.410.440.40
100.510.510.170.390.210.190.480.370.42
110.510.510.120.260.120.180.460.430.42
12207.99138.02255.41402.22233.55391.7589.3150.6187.02
13204.78199.64340.51240.60537.78359.40149.20129.06178.71
14162.56212.59334.83313.46462.28318.26151.13137.60167.98
1589.4075.7392.1094.30150.80110.7399.2084.0099.00
16104.0080.93204.73125.40225.40208.07121.40100.27121.13
1795.2579.20197.85234.20189.40194.67117.2592.80112.65
1883.14107.7988.68135.9190.76123.9586.0685.20113.10
1996.24214.7298.59182.83119.64110.19172.3684.81156.25
20120.14167.6085.14157.26104.00102.48168.54109.32135.13
2121.6321.9421.5722.0120.9928.6021.3520.8124.68
2223.2225.5820.9328.4324.3222.6332.1120.3826.69
2325.5826.8421.0226.8423.1421.8231.3323.1825.70
2452.7864.4956.5964.3753.2171.6655.6152.9669.83
2556.3279.2053.2576.2167.2759.4979.2851.5269.88
2661.2267.9056.2665.3867.4667.4674.3556.1661.64
274.836.315.167.785.285.495.045.075.77
285.2610.415.938.256.196.126.805.257.52
295.977.924.877.435.585.886.785.996.62
3040.5840.8845.0142.3045.2440.5644.8045.0740.65
3138.3338.9842.3340.9043.1539.8542.6843.3139.01
3243.01.43.2644.7445.7641.6145.2145.1443.03
330.820.770.810.790.780.800.830.790.81
340.8250.7400.7780.8020.6970.6990.8270.8050.841
350.910.900.920.900.910.930.920.890.90
360.9140.8840.9210.9080.8900.8770.9130.9030.920
370.900.880.920.900.920.920.920.890.90
380.910.870.910.950.900.910.910.910.92
390.900.850.890.880.860.870.910.890.90
400.910.830.850.870.790.800.900.890.91
4125.9530.5719.3735.6225.1822.1849.9627.4851.12
4250.2750.9336.1373.1037.8736.4071.6735.0076.73
4347.4046.3028.3770.4032.1549.2363.4544.4556.65
4431.1226.3518.7238.3826.6728.8447.6731.0039.99
4522.1116.779.19104.443.2422.009.9718.5829.27
461.311.191.291.461.211.21
471.181.311.111.211.191.181.161.231.17
481.221.301.131.141.161.151.191.231.25
494.508.177.8710.688.344.403.744.833.67
506.025.918.506.7513.059.584.673.615.89
510.680.780.460.870.580.561.170.631.31
523.787.747.0110.107.653.343.053.902.83
535.133.385.679.515.169.661.991.122.14
545.345.128.055.8812.469.023.502.984.58
550.720.430.860.580.691.050.690.930.84
Table 36: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (ecotype) under normal, low nitrogen and drought conditions. Growth conditions are specified in the experimental procedure section.
TABLE 37
Additional measured parameters in Sorghum accessions
Ecotype/
TreatmentLine-10 Line-11 Line-12Line-13Line-14Line-15Line-16Line-17
 20.130.130.120.120.110.110.120.11
 30.1180.1210.1110.1170.1080.1050.1100.105
 476.3733.4742.2041.53131.6760.8444.33185.44
 599.8376.9584.2592.24138.83113.3295.50129.49
 6102.7582.3377.5991.17150.44109.10107.58130.88
 7437.67383.00375.00425.00434.00408.67378.50432.00
 8328.95391.00435.75429.50441.00415.75429.50428.50
 90.440.470.470.480.350.350.230.33
100.440.430.390.440.440.440.430.42
110.440.460.450.450.510.460.440.39
12120.4337.2148.1844.20231.60116.01123.08342.50
13124.27101.33132.12117.90176.99143.67126.98180.45
14128.9797.6299.32112.24157.42130.55135.66209.21
1592.2081.9398.8086.4799.6083.0083.5392.30
1694.53110.00115.07104.73173.67115.60138.80144.40
1797.5098.00100.00105.60151.15117.10124.45126.50
18100.7980.41126.8986.4192.2977.8976.93
19136.71137.7096.54158.19163.95138.39135.46165.64
20169.03156.10112.14154.74171.70168.51162. 51170.46
2124.2821.9524.9819.4920.4216.8118.88
2226.3125.4323.1127.8728.8827.6425.5230.33
2328.8228.1322.9728.0930.0030.5427.1729.26
2465.1455.2769.0653.3256.2949.1251.88
2566.1767.3757.9070.6173.7666.8765.4075.97
2671.4068.5656.4467.7971.5478.9467.0374.11
275.374.666.355.585.765.865.10
286.596.855.327.257.196.276.576.82
297.426.986.197.027.187.007.397.35
3045.4342.5844.1844.6042.4143.2540.3040.75
3142.7140.0843.9845.4444.7542.5843.8146.73
3245.5944.8345.3346.5443.9945.0945.1443.13
330.770.740.800.790.820.800.810.81
340.7880.7650.8030.8060.8210.8140.8180.817
350.910.890.900.890.910.890.890.90
360.9230.8930.9130.9070.9110.9040.9030.913
370.910.890.900.900.910.890.900.90
380.930.910.920.900.910.900.910.91
390.860.840.900.890.910.900.900.90
400.850.860.880.900.900.910.900.90
4136.8429.4526.7029.4251.1237.0439.8541.78
4257.5842.9336.4768.6071.8049.2743.8752.07
4360.0045.4558.1970.6070.1053.9559.8752.65
4438.3632.1032.6932.7951.5335.7138.3142.44
4510.4514.7712.8618.2411.6018.6516.36
46
471.221.241.191.231.161.341.211.21
481.241.321.221.181.181.221.251.22
492.892.913.124.753.693.855.84
503.773.263.613.245.104.253.814.76
510.860.730.610.651.140.870.910.89
522.182.192.413.582.903.014.85
532.650.871.090.995.462.683.058.40
542.912.533.002.603.963.382.903.86
550.720.720.701.170.790.850.98
Table 37: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (ecotype) under normal, low nitrogen and drought conditions. Growth conditions are specified in the experimental procedure section.
TABLE 38
Correlation between the expression level of selected genes of some embodiments
of the invention in various tissues and the phenotypic performance under low
nitrogen, normal or drought stress conditions across Sorghum accessions
GeneExp. Corr.GeneExp.Corr.
NameRP valueset Set IDNameRP valuesetSet ID
LBY140.721.91E−02617LBY140.805.97E−03644
LBY140.741.41E−02247LBY140.832.89E−03453
LBY140.731.74E−0244LBY140.832.86E−03412
LBY140.796.98E−0355LBY140.833.07E−03550
LBY140.796.21E−03554LBY140.896.00E−04513
LBY1480.712.02E−02652LBY1480.702.30E−02649
LBY1480.731.58E−0263LBY1480.779.54E−03247
LBY1480.731.70E−0252LBY1490.722.82E−02418
LBY1490.722.83E−02424LBY1490.732.69E−02421
LBY1490.787.48E−0355LBY1490.712.10E−02550
LBY1490.779.23E−03510LBY1490.702.35E−02513
LBY1500.805.82E−0352LBY1500.713.06E−02355
LBY1500.751.32E−02153LBY1500.741.40E−02112
LBY1510.731.61E−0285LBY1510.842.25E−03850
LBY1510.779.57E−03854LBY1510.731.60E−02835
LBY1510.814.63E−03813LBY1510.951.08E−04352
LBY1510.823.54E−0336LBY1510.923.92E−04349
LBY1510.842.50E−0338LBY1520.814.52E−03216
LBY1520.787.77E−03831LBY1520.814.63E−03317
LBY1520.787.80E−03344LBY1530.842.15E−03917
LBY1530.712.03E−02940LBY1530.741.48E−02938
LBY1530.842.36E−03944LBY1530.741.34E−02934
LBY1530.832.75E−03453LBY1530.721.83E−0244
LBY1530.832.73E−03412LBY1530.741.45E−02715
LBY1540.796.58E−03617LBY1540.712.11E−02623
LBY1540.796.33E−03644LBY1540.805.44E−03216
LBY1540.742.28E−02418LBY1540.752.10E−02427
LBY1540.731.59E−02453LBY1540.722.84E−02424
LBY1540.741.39E−02412LBY1540.721.86E−02550
LBY1540.721.92E−02513LBY1550.751.31E−0263
LBY1560.894.92E−04652LBY1560.702.33E−02614
LBY1560.904.08E−04649LBY1560.805.60E−03231
LBY1560.881.63E−03718LBY1560.722.77E−02727
LBY1560.809.08E−03724LBY1560.771.61E−02721
LBY1570.721.81E−0266LBY1570.761.13E−02247
LBY1580.871.09E−03453LBY1580.879.17E−0444
LBY1580.871.01E−03412LBY1590.741.53E−0279
LBY1590.761.65E−02118LBY1590.741.53E−02115
LBY1600.796.72E−03648LBY1600.851.70E−0363
LBY1600.721.78E−0252LBY1610.921.65E−04453
LBY1610.842.25E−0344LBY1610.921.73E−04412
LBY1610.912.66E−04835LBY1610.702.31E−02842
LBY1610.712.22E−02837LBY1610.861.51E−0355
LBY1610.895.33E−04550LBY1610.887.10E−04554
LBY1610.912.41E−04513LBY1610.761.03E−02153
LBY1610.814.72E−0314LBY1610.778.76E−03112
LBY1620.712.06E−0263LBY1620.731.73E−02231
LBY1620.779.20E−03837LBY1620.912.88E−04332
LBY1620.721.85E−02340LBY1620.771.52E−02355
LBY1620.805.47E−03338LBY1620.731.69E−02336
LBY1630.761.79E−02352LBY1630.742.41E−02349
LBY1630.788.21E−0338LBY1640.896.23E−04453
LBY1640.833.15E−0344LBY1640.904.03E−04412
LBY1640.761.11E−02847LBY1640.731.76E−02828
LBY1650.814.65E−0363LBY1650.761.08E−0252
LBY1650.881.74E−03352LBY1650.881.57E−03349
LBY1660.751.31E−02241LBY1660.787.83E−03242
LBY1660.721.96E−02251LBY1660.741.40E−02216
LBY1660.712.16E−02816LBY1660.809.36E−03352
LBY1660.852.03E−0336LBY1660.731.67E−02314
LBY1660.781.37E−02349LBY1660.787.40E−0338
LBY1670.778.71E−0363LBY1670.721.89E−02917
LBY1670.703.53E−02427LBY1670.781.24E−02352
LBY1670.722.86E−02349LBY1670.871.21E−0338
LBY1680.842.56E−0366LBY1680.814.40E−03614
LBY1680.769.94E−0327LBY1680.842.16E−03241
LBY1680.842.20E−03222LBY1680.833.03E−03251
LBY1680.771.50E−02721LBY1700.778.79E−03652
LBY1700.731.58E−02649LBY1700.741.47E−0268
LBY1710.702.39E−02611LBY1710.778.75E−03247
LBY1710.904.10E−04453LBY1710.842.20E−0344
LBY1710.895.28E−04412LBY1710.842.61E−0355
LBY1710.823.36E−03550LBY1710.824.06E−03554
LBY1710.842.13E−03513LBY1730.779.12E−03241
LBY1730.722.01E−02251LBY1730.787.72E−03237
LBY1730.761.05E−02216LBY1740.741.46E−02617
LBY1740.741.36E−02611LBY1740.751.22E−02644
LBY1740.871.06E−03241LBY1740.702.40E−02235
LBY1740.712.12E−02242LBY1740.861.36E−03251
LBY1740.805.02E−03237LBY1740.751.30E−02216
LBY1740.879.84E−0455LBY1740.879.19E−04550
LBY1740.814.20E−03554LBY1740.823.95E−03510
LBY1740.805.46E−03535LBY1740.842.36E−03513
LBY1740.908.09E−04352LBY1740.722.00E−0236
LBY1740.881.78E−03349LBY1740.805.36E−0338
LBY1750.732.44E−02418LBY1750.722.74E−02421
LBY1760.703.46E−02352LBY1760.894.94E−0436
LBY1770.871.07E−03617LBY1770.731.59E−02640
LBY1770.861.39E−03644LBY1770.712.07E−02643
LBY1770.712.16E−02636LBY1770.787.48E−03634
LBY1770.702.39E−0282LBY1770.796.60E−03533
LBY1770.741.49E−02539LBY1780.761.09E−02640
LBY1780.751.22E−02655LBY1780.721.98E−02643
LBY1780.814.70E−03914LBY1780.779.03E−03233
LBY1780.912.45E−04241LBY1780.731.68E−02239
LBY1780.702.28E−02235LBY1780.879.72E−04251
LBY1780.797.09E−03237LBY1780.912.35E−04216
LBY1780.832.91E−03453LBY1780.731.72E−0244
LBY1780.832.88E−03412LBY1780.721.87E−02531
LBY1780.769.95E−03516LBY1780.863.24E−03352
LBY1780.814.72E−0336LBY1780.844.57E−03349
LBY1780.731.71E−0238LBY1790.761.08E−02617
LBY1790.702.34E−02644LBY1790.921.95E−04453
LBY1790.832.91E−0344LBY1790.912.08E−04412
LBY1790.702.32E−02513LBY1800.731.68E−02648
LBY1800.751.17E−02816LBY1810.778.50E−03640
LBY1810.731.60E−02634LBY1810.761.78E−02955
LBY1810.742.38E−02745LBY1820.721.97E−02233
LBY1820.721.92E−02250LBY1820.904.10E−04235
LBY1820.779.14E−0355LBY1820.805.92E−03550
LBY1820.796.98E−03554LBY1820.741.41E−02513
LBY1820.796.72E−03311LBY1820.945.85E−0536
LBY1830.712.12E−02611LBY1830.741.51E−02911
LBY1830.761.13E−02810LBY1830.731.62E−02550
LBY1830.731.74E−02510LBY1830.721.90E−02311
LBY1860.805.01E−03917LBY1860.842.54E−03944
LBY1860.779.83E−03344LBY1880.814.23E−0352
LBY1890.751.28E−02216LBY1890.741.45E−0236
LBY1910.741.39E−02130LBY1920.741.35E−0282
LBY1920.787.83E−0355LBY1920.712.20E−02550
LBY1920.741.42E−02554LBY1920.712.06E−02513
LGN30.823.99E−03617LGN30.787.76E−03644
LGN30.844.41E−03952LGN30.835.83E−03949
LGN30.797.06E−0398LGN30.912.59E−04453
LGN30.842.38E−0344LGN30.921.64E−04412
LGN30.741.35E−02847LGN40.814.25E−03617
LGN40.779.90E−03644LGN40.703.52E−02952
LGN40.713.11E−02949LGN40.805.52E−03453
LGN40.741.35E−0244LGN40.823.99E−03412
LGN50.702.37E−02655LGN50.861.27E−03241
LGN50.761.05E−02235LGN50.879.62E−04251
LGN50.851.75E−03237LGN50.721.78E−02216
LGN50.796.72E−0352LGN50.731.56E−02317
LGN50.731.58E−0274LGN50.781.26E−02145
LGN540.702.31E−02914LGN540.814.13E−0398
LGN570.851.73E−03917LGN570.796.65E−03944
LGN570.751.23E−02241LGN570.805.40E−03216
LGN570.833.06E−03833LGN570.861.38E−03841
LGN570.712.15E−02839LGN570.823.75E−03835
LGN570.842.09E−03851LGN570.861.42E−03837
LGN570.788.45E−03816LGN570.742.26E−02355
LGN570.814.59E−03343LGN60.787.30E−03617
LGN60.842.54E−03644LGN60.702.40E−02550
LGN60.702.38E−02513LGN60.853.72E−03352
LGN60.881.83E−03349LGN60.712.08E−02730
LGN70.751.33E−02617LGN70.702.40E−02644
LGN70.702.40E−02636LGN70.761.07E−02453
LGN70.761.04E−02412LGN70.712.23E−02847
LGN70.761.14E−02541LGN70.751.25E−02522
LGN70.712.15E−02551LGN70.703.57E−02352
LGN70.887.09E−04153LGN70.851.97E−0314
LGN70.895.78E−04112
Table 38. Provided are the correlations (R) between the genes expression levels in various tissues and the phenotypic performance. “Corr. ID“—correlation set ID according to the correlated parameters specified in Table 35. “Exp. Set”—Expression set specified in Table 34. “R” = Pearson correlation coefficient; “P” = p value.

II. Correlation of Sorghum Varieties Across Ecotype Grown Under Salinity Stress, Cold Stress, Low Nitrogen and Normal Conditions

Sorghum vigor related parameters under 100 mM NaCl and low temperature (10±2° C.)—Ten Sorghum varieties were grown in 3 repetitive plots, each containing 17 plants, at a net house under semi-hydroponics conditions. Briefly, the growing protocol was as follows: Sorghum seeds were sown in trays filled with a mix of vermiculite and peat in a 1:1 ratio. Following germination, the trays were transferred to the high salinity solution (100 mM NaCl in addition to the Full Hogland solution at 28±2° C.), low temperature (10±2° C. in the presence of Full Hogland solution), low nitrogen (1.2 mM Nitrogen at 28±2° C.) or at Normal growth solution [Full Hogland solution at 28±2° C.].

Full Hogland solution consists of: KNO3—0.808 grams/liter, MgSO4—0.12 grams/liter, KH2PO4—0.172 grams/liter and 0.01% (volume/volume) of ‘Super coratin’ micro elements (Iron-EDDHA [ethylenediamine-N,N′-bis(2-hydroxyphenylacetic acid)]—40.5 grams/liter; Mn—20.2 grams/liter; Zn 10.1 grams/liter; Co 1.5 grams/liter; and Mo 1.1 grams/liter), solution's pH should be 6.5-6.8].

All 10 selected varieties were sampled per each treatment. Two tissues [meristems and roots] growing at 100 mM NaCl, low temperature (10±2° C.), low nitrogen (1.2 mM Nitrogen) or under Normal conditions (full Hogland at a temperature between 28±2° C.) were sampled and RNA was extracted as described hereinabove under “GENERAL EXPERIMENTAL AND BIOINFORMATICS METHODS”.

TABLE 39
Sorghum transcriptome expression sets
Expression SetSet ID
root at vegetative stage (V4-V5) 1
under cold conditions
root vegetative stage (V4-V5) 2
under normal conditions
root vegetative stage (V4-V5) 3
under low nitrogen conditions
root vegetative stage (V4-V5) 4
under salinity conditions
vegetative meristem at 5
vegetative stage
(V4-V5) under cold conditions
vegetative meristem at 6
vegetative stage
(V4-V5) under low
nitrogen conditions
vegetative meristem at 7
vegetative stage
(V4-V5) under salinity
conditions
vegetative meristem at 8
vegetative stage
(V4-V5) under normal
conditions
Table 39: Provided are the Sorghum transcriptome expression sets. Cold conditions = 10 ± 2° C.; NaCl = 100 mM NaCl; low nitrogen Nitrogen; Normal conditions = 16 mM Nitrogen.

Sorghum Biomass, Vigor, Nitrogen Use Efficiency and Growth-Related Components

Root DW (dry weight)—At the end of the experiment, the root material was collected, measured and divided by the number of plants.

Shoot DW—At the end of the experiment, the shoot material (without roots) was collected, measured and divided by the number of plants.

Total biomass—total biomass including roots and shoots.

Plant leaf number—Plants were characterized for leaf number at 3 time points during the growing period. In each measure, plants were measured for their leaf number by counting all the leaves of 3 selected plants per plot.

Shoot/root Ratio—The shoot/root Ratio was calculated using Formula XXX above.

Percent of reduction of root biomass compared to normal—the difference (reduction in percent) between root biomass under normal and under low nitrogen conditions.

Percent of reduction of shoot biomass compared to normal—the difference (reduction in percent) between shoot biomass under normal and under low nitrogen conditions.

Percent of reduction of total biomass compared to normal—the difference (reduction in percent) between total biomass (shoot and root) under normal and under low nitrogen conditions

Plant height—Plants were characterized for height at 3 time points during the growing period. In each measure, plants were measured for their height using a measuring tape. Height was measured from ground level to top of the longest leaf

Relative Growth Rate of leaf number was calculated using Formula VIII above.

SPAD—Chlorophyll content was determined using a Minolta SPAD 502 chlorophyll meter and measurement was performed 64 days post sowing. SPAD meter readings were done on young fully developed leaf. Three measurements per leaf were taken per plot.

Root Biomass [DW-gr.]/SPAD—root biomass divided by SPAD results.

Shoot Biomass [DW-gr.]/SPAD—shoot biomass divided by SPAD results.

Total Biomass-Root+Shoot [DW-gr.]/SPAD—total biomass divided by SPAD results.

Plant nitrogen level (calculated as SPAD/leaf biomass)—The chlorophyll content of leaves is a good indicator of the nitrogen plant status since the degree of leaf greenness is highly correlated to this parameter.

10 different Sorghum varieties were grown and characterized for the following parameters: “Leaf number Normal”=leaf number per plant under normal conditions (average of five plants); “Plant Height Normal”=plant height under normal conditions (average of five plants); “Root DW 100 mM NaCl”—root dry weight per plant under salinity conditions (average of five plants); The average for each of the measured parameters was calculated using the JMP software and values are summarized in Table 41 below. Subsequent correlation analysis between the various transcriptome sets and the average parameters were conducted (Table 42). Results were then integrated to the database.

TABLE 40
Sorghum correlated parameters (vectors)
Correlated parameter withCorrelation ID
DW Root/Plant (gr./number) at 100 mM NaCl conditions1
DW Root/Plant (gr./number) at Cold conditions2
DW Root/Plant (gr./number) at Low Nitrogen conditions3
DW Root/Plant (gr./number) at Normal conditions4
DW Shoot/Plant (gr./number) at Low Nitrogen conditions5
DW Shoot/Plant (gr./number) at 100 mM NaCl conditions6
DW Shoot/Plant (gr./number) at Cold conditions7
DW Shoot/Plant (gr./number) at Normal conditions8
Leaf number (at time point 1) at 100 mM NaCl conditions9
Leaf number (at time point 1) at Cold conditions10
Leaf number (at time point 1) at Low Nitrogen conditions11
Leaf number (at time point 1) at Normal conditions12
Leaf number (at time point 2) at 100 mM NaCl conditions13
Leaf number (at time point 2) at Cold conditions14
Leaf number (at time point 2) at Low Nitrogen conditions15
Leaf number (at time point 2) at Normal conditions16
Leaf number (at time point 3) at 100 mM NaCl conditions17
Leaf number (at time point 3) at Cold conditions18
Leaf number (at time point 3) at Low Nitrogen conditions19
Leaf number (at time point 3) at Normal conditions20
total biomass DW (gr.) at Low N conditions21
Shoot/Root (ratio) at Low N conditions22
roots DW (gr.) at Low N conditions23
shoots DW (gr.) at Low N conditions24
percent root biomass at Low N compared to normal conditions25
percent shoot biomass at Low N compared to normal conditions26
percent total biomass reduction at Low N compared to normal conditions27
N level/Leaf (SPAD/gr.) at Low Nitrogen conditions28
N level/Leaf (SPAD/gr.) at 100 mM NaCl conditions29
N level/Leaf (SPAD/gr.) at Cold conditions30
N level/Leaf (SPAD/gr.) at Normal conditions31
Normal, Shoot/Root (ratio) at normal conditions32
Roots DW (gr.) at normal conditions33
Shoots DW (gr.) at normal conditions34
Total biomass (gr. at normal conditions35
Plant Height (at time point 1) (cm) at 100 mM NaCl conditions36
Plant Height (at time point 1) (cm) at Cold conditions37
Plant Height (at time point 1), (cm) at Low Nitrogen conditions38
Plant Height (at time point 1), (cm) at normal conditions39
Plant Height (at time point 2), (cm) at Cold conditions40
Plant Height (at time point 2), (cm) at Low Nitrogen conditions41
Plant Height (at time point 2), (cm) at normal conditions42
Plant Height (at time point 2), (cm) at 100 mM NaCl conditions43
Plant Height (at time point 3), (cm) at 100 mM NaCl conditions44
Plant Height (at time point 3), (cm) at Low Nitrogen conditions45
RGR Leaf Num at Normal conditions46
Root Biomass (DW-gr.)/SPAD at 100 mM NaCl conditions47
Root Biomass (DW, gr.)/SPAD at Cold conditions48
Root Biomass (DW, gr.)/SPAD at Low Nitrogen conditions49
Root Biomass [DW, gr.]/SPAD at Normal conditions50
SPAD, at Cold conditions51
SPAD (number) at Low Nitrogen conditions52
SPAD (number) at Normal conditions53
SPAD (number) at 100 mM NaCl conditions54
Shoot Biomass (DW, gr.)/SPAD at 100 mM NaCl conditions55
Shoot Biomass (DW, gr.)/SPAD at Cold conditions56
Shoot Biomass (DW, gr.)/SPAD at Low Nitrogen conditions57
Shoot Biomass (DW, gr.)/SPAD at Normal conditions58
Total Biomass (Root + Shoot; DW, gr.)/SPAD at 100 mM NaCl59
conditions
Total Biomass (Root + Shoot; DW, gr.)/SPAD at Cold conditions60
Total Biomass (Root + Shoot; DW, gr.)/SPAD at Low Nitrogen conditions61
Total Biomass (Root + Shoot; DW, gr.)/SPAD at Normal conditions62
Table 40: Provided are the Sorghum correlated parameters. Cold conditions = 10 ± 2° C.; NaCl = 100 mM NaCl; low nitrogen = 1.2 mM Nitrogen; Normal conditions = 16 mM Nitrogen.
TABLE 41
Sorghum accessions, measured parameters
Ecotype/Line-Line-Line-Line-Line-Line-Line-Line-Line-Line-
Treatment12345678910
40.050.130.170.100.110.120.140.120.100.11
80.100.240.310.160.190.190.240.240.190.24
123.003.073.803.203.233.233.133.433.003.00
164.174.504.804.604.534.974.604.934.504.57
205.335.876.205.805.805.735.736.005.606.07
397.479.3012.878.578.938.5310.6710.277.878.77
4214.9718.2322.1017.6018.0718.5322.8322.0320.0321.80
460.160.190.160.170.170.170.170.170.170.20
5326.7029.3329.8629.0924.9824.6230.7925.5032.8933.54
30.040.110.200.100.080.090.130.090.090.09
50.080.190.330.160.160.160.260.200.130.18
113.003.133.873.533.203.133.133.303.073.07
154.004.584.974.734.604.704.974.874.674.57
193.904.274.704.234.304.574.634.673.974.10
386.739.7712.708.679.779.2310.2710.107.938.23
4113.3020.6323.7018.0319.3319.2021.8722.1318.2021.00
4522.2331.0734.6730.0330.8329.8730.8732.4029.3730.70
5226.8828.0229.6431.5229.6126.8228.4828.2130.4827.63
10.050.100.120.070.080.080.140.100.160.14
60.090.190.200.140.130.130.150.190.100.12
93.003.133.403.073.333.073.073.273.003.07
134.004.374.874.604.504.534.504.774.324.20
174.004.134.574.434.074.334.134.503.784.20
367.909.5010.937.939.708.538.9010.377.007.83
4314.2016.2720.3713.3315.9016.5315.4718.9313.6815.77
4421.8023.1730.3722.8323.7023.3022.4726.8320.2823.57
5432.7335.1427.9730.9334.5329.9932.0931.8632.5134.32
20.070.110.160.090.080.110.140.130.110.14
70.080.150.190.110.130.160.150.150.110.14
103.003.003.503.173.403.203.133.073.073.00
143.904.134.634.174.274.234.204.304.174.00
184.735.335.435.505.335.074.505.405.375.18
376.508.7710.406.809.039.007.979.176.507.23
4011.1715.8718.4312.2016.0314.6314.6017.2713.4313.91
5128.6230.3127.0432.2828.2829.8932.4728.6331.7129.56
306.055.684.985.875.305.907.215.305.915.70
480.0020.0040.0060.0030.0030.0040.0040.0040.0030.005
560.0030.0050.0070.0030.0050.0060.0050.0050.0040.005
600.0050.0090.0130.0060.0080.0090.0090.0100.0070.009
2127.5364.12115.2358.0252.2235.1084.5763.7347.0360.00
221.871.711.731.572.101.812.062.101.502.00
239.6523.5443.8822.5816.8912.4428.1920.5318.7620.09
2417.8840.5971.3535.4435.3322.6656.3843.2028.2739.91
2584.5380.95117.00100.5272.5471.7893.4776.0586.8280.51
2681.5779.16104.75103.5083.7183.22107.6981.3970.3075.86
2782.5879.81109.10102.3279.7478.77102.4979.5976.0777.36
286.896.576.317.456.895.876.156.057.686.74
490.0020.0040.0070.0030.0030.0030.0050.0030.0030.003
570.0030.0070.0110.0050.0050.0060.0090.0070.0040.007
610.0050.0110.0180.0080.0080.0090.0140.0100.0070.010
298.188.506.126.988.496.927.767.088.608.17
470.0020.0030.0040.0020.0020.0030.0040.0030.0050.004
550.0030.0050.0070.0040.0040.0040.0050.0060.0030.004
590.0040.0080.0120.0070.0060.0070.0090.0090.0080.008
315.015.004.825.024.314.295.374.255.875.53
321.981.941.901.591.811.581.761.991.892.20
330.862.192.831.691.761.962.272.041.091.88
341.653.875.142.583.183.083.954.002.023.97
352.516.067.964.284.945.046.226.043.115.85
500.0020.0050.0060.0040.0040.0050.0050.0050.0030.003
580.0040.0080.0100.0050.0080.0080.0080.0100.0060.007
620.0060.0130.0160.0090.0120.0120.0120.0140.0090.011
Table 41: Provided are the measured parameters under 100 mM NaCl, low nitrogen (1.2 mM), low temperature (8-10 ° C. ) and normal conditions of Sorghum accessions (Seed ID) according to the Correlation ID numbers (described in Table 40 above).
TABLE 42
Correlation between the expression level of selected genes of some embodiments
of the invention in various tissues and the phenotypic performance under low
nitrogen, normal, cold or salinity stress conditions across Sorghum accessions
GeneExp. Corr.GeneExp.Corr.
NameRP valueset Set IDNameRP valuesetSet ID
LBY140.751.28E−02130LBY1480.732.60E−02510
LBY1480.761.80E−02514LBY1480.844.97E−03812
LBY1490.774.09E−02338LBY1490.722.97E−02649
LBY1490.732.52E−0263LBY1490.713.34E−0265
LBY1490.844.83E−03611LBY1490.732.52E−02623
LBY1490.713.34E−02624LBY1490.722.73E−02621
LBY1490.713.25E−02638LBY1490.854.13E−03246
LBY1500.791.06E−02729LBY1500.732.65E−02754
LBY1510.781.36E−02839LBY1510.752.01E−02833
LBY1510.732.61E−02850LBY1510.732.50E−0284
LBY1520.722.94E−02628LBY1530.751.98E−02729
LBY1530.713.29E−02754LBY1530.844.94E−03246
LBY1540.861.27E−02338LBY1560.791.11E−02548
LBY1560.732.54E−02510LBY1560.761.67E−02556
LBY1560.809.81E−03560LBY1560.835.18E−03514
LBY1570.732.49E−02212LBY1570.713.36E−02239
LBY1580.713.31E−0263LBY1580.742.39E−02645
LBY1580.818.44E−03611LBY1580.713.31E−02623
LBY1580.722.92E−02638LBY1590.707.77E−02325
LBY1610.755.23E−02349LBY1610.707.78E−0233
LBY1610.783.98E−0235LBY1610.783.68E−02361
LBY1610.717.58E−02338LBY1610.812.71E−02319
LBY1610.774.27E−02357LBY1610.751.99E−02729
LBY1610.722.75E−02754LBY1620.745.48E−02315
LBY1620.832.06E−02328LBY1620.751.88E−02551
LBY1620.827.09E−03530LBY1630.707.97E−02338
LBY1640.703.43E−02729LBY1650.755.44E−02327
LBY1650.889.23E−03326LBY1670.881.71E−03812
LBY1670.771.52E−02835LBY1670.751.99E−02834
LBY1670.932.25E−04839LBY1670.854.11E−03858
LBY1670.872.58E−03862LBY1670.791.16E−02833
LBY1670.881.77E−03850LBY1670.742.16E−0288
LBY1670.791.10E−0284LBY1670.844.41E−03744
LBY1670.751.96E−0279LBY1670.872.51E−03212
LBY1670.742.13E−02216LBY1670.721.85E−02151
LBY1700.703.46E−0257LBY1700.742.30E−02556
LBY1700.732.59E−02560LBY1700.713.18E−02537
LBY1700.835.43E−03540LBY1700.771.42E−0276
LBY1710.764.55E−02327LBY1710.707.89E−02311
LBY1710.871.14E−02326LBY1710.872.21E−0357
LBY1710.771.50E−02548LBY1710.713.07E−0252
LBY1710.881.55E−03556LBY1710.853.34E−03560
LBY1710.872.51E−03537LBY1710.862.70E−03540
LBY1710.863.26E−03514LBY1710.791.08E−02649
LBY1710.817.89E−0363LBY1710.713.04E−02625
LBY1710.713.13E−0265LBY1710.817.89E−03623
LBY1710.732.69E−02661LBY1710.713.13E−02624
LBY1710.761.78E−02621LBY1730.793.32E−02323
LBY1730.851.57E−02352LBY1730.736.06E−02324
LBY1730.774.11E−02321LBY1730.771.49E−02759
LBY1730.713.25E−0276LBY1740.755.31E−02328
LBY1740.771.61E−0257LBY1740.723.02E−02556
LBY1740.742.24E−02540LBY1740.703.49E−02831
LBY1750.755.08E−02361LBY1750.764.76E−02357
LBY1760.736.46E−02323LBY1760.755.20E−02352
LBY1760.717.49E−02324LBY1760.736.40E−02321
LBY1760.796.66E−03148LBY1760.712.27E−0212
LBY1760.761.10E−02160LBY1780.812.73E−02349
LBY1780.726.56E−0233LBY1780.726.64E−02361
LBY1780.717.39E−02341LBY1790.752.09E−0257
LBY1790.761.84E−02556LBY1790.818.31E−03537
LBY1790.826.58E−03540LBY1790.853.36E−03514
LBY1790.818.29E−03627LBY1790.732.53E−02625
LBY1790.771.46E−02626LBY1800.717.16E−02327
LBY1800.923.53E−03325LBY1800.703.47E−02833
LBY1800.713.26E−0279LBY1800.703.42E−02713
LBY1830.755.38E−02352LBY1830.755.21E−02328
LBY1830.742.38E−0257LBY1830.908.91E−04510
LBY1830.781.26E−02556LBY1830.881.93E−03537
LBY1830.791.20E−02540LBY1830.881.74E−03514
LBY1840.726.62E−02361LBY1840.717.31E−02357
LBY1840.751.93E−02246LBY1850.755.39E−02315
LBY1850.793.26E−02352LBY1850.742.33E−0263
LBY1850.703.52E−02615LBY1850.713.18E−02645
LBY1850.713.36E−02611LBY1850.742.33E−02623
LBY1850.713.16E−02621LBY1850.791.12E−02759
LBY1860.814.89E−03148LBY1860.779.92E−0312
LBY1870.726.75E−02322LBY1880.891.18E−03510
LBY1880.713.26E−02514LBY1900.736.10E−02349
LBY1900.736.40E−0233LBY1910.809.80E−03551
LGN30.726.78E−02322LGN30.761.78E−02556
LGN30.826.98E−03537LGN30.791.07E−02540
LGN30.818.13E−03514LGN40.822.25E−02315
LGN40.764.83E−02345LGN40.853.98E−0357
LGN40.742.17E−02548LGN40.713.24E−02510
LGN40.853.86E−03556LGN40.826.63E−03560
LGN40.808.96E−03537LGN40.809.21E−03540
LGN40.956.09E−05514LGN40.826.74E−03649
LGN40.835.67E−0363LGN40.781.30E−02625
LGN40.722.73E−0265LGN40.835.67E−03623
LGN40.751.93E−02661LGN40.722.73E−02624
LGN40.771.45E−02621LGN50.871.06E−02322
LGN50.781.39E−02812LGN50.732.70E−02622
LGN570.832.18E−02325LGN570.703.46E−02551
LGN570.722.96E−02530LGN570.791.15E−02231
LGN60.761.85E−0271LGN60.703.54E−02747
LGN70.745.77E−02311LGN70.717.22E−02324
LGN70.713.06E−02537LGN70.713.07E−02638
LGN70.771.48E−02619
Table 42 Provided are the correlations (R) between the genes expression levels in various tissues and the phenotypic performance. “Corr. ID“—correlation set ID according to the correlated parameters specified in Table 40.“Exp. Set”—Expression set specified in Table 39. “R” = Pearson correlation coefficient; “P” = p value.

In order to produce a high throughput correlation analysis between plant phenotype and gene expression level, the present inventors utilized a sorghum oligonucleotide micro-array, produced by Agilent Technologies [chem. (dot) agilent (dot) com/Scripts/PDS (dot) asp?1Page=50879]. The array oligonucleotide represents about 60,000 sorghum genes and transcripts. In order to define correlations between the levels of RNA expression with vigor related parameters, various plant characteristics of 10 different sorghum hybrids were analyzed. The correlation between the RNA levels and the characterized parameters was analyzed using Pearson correlation test [davidmlane (dot) com/hyperstat/A34739 (dot) html].

Correlation of Sorghum varieties across ecotypes grown in growth chambers under temperature of 30° C. or 14° C. at low light (100 μE) or high light (250 μE) conditions.

Analyzed Sorghum tissues—All 10 selected Sorghum hybrids were sampled per each condition. Leaf tissue growing under 30° C. and low light (100 μE m−2 sec−1), 14° C. and low light (100 μE m−2 sec−1), 30° C. and high light (250 μE m−2 sec−1), 14° C. and high light (250 μE m−2 sec−1) were sampled at vegetative stage of four-five leaves and RNA was extracted as described above. Each micro-array expression information tissue type has received a Set ID as summarized in Table 43 below.

TABLE 43
Sorghum transcriptome expression sets in field experiments
Expression
Descriptionset
Sorghum/leaf, under 14 Celsius degrees 1
and high light (light on)
Sorghum/leaf, under 14 Celsius degrees 2
and low light (light on)
Sorghum/leaf, under 30 Celsius degrees 3
and high light (light on)
Sorghum/leaf, under 30 Celsius degrees 4
and low light (light on)
Table 43: Provided are the sorghum transcriptome expression sets.

The following parameters were collected by sampling 8-10 plants per plot or by measuring the parameter across all the plants within the plot (Table 44 below).

Relative Growth Rate of vegetative dry weight was performed using Formula VII.

Leaves number—Plants were characterized for leaf number during growing period. In each measure, plants were measured for their leaf number by counting all the leaves of selected plants per plot.

Shoot FW—shoot fresh weight (FW) per plant, measurement of all vegetative tissue above ground.

Shoot DW—shoot dry weight (DW) per plant, measurement of all vegetative tissue above ground after drying at 70° C. in oven for 48 hours.

The average for each of the measured parameters was calculated and values are summarized in Tables 45-48 below. Subsequent correlation analysis was performed (Table 49). Results were then integrated to the database.

TABLE 44
Sorghum correlated parameters (vectors)
Correlated parameter withCorrelation ID
Leaves number1
Leaves temperature [° C.]2
RGR (relative growth rate)3
Shoot DW (dry weight) (gr.)4
Shoot FW (fresh weight) (gr.)5
Table 44. Provided are the Sorghum correlated parameters (vectors).
TABLE 45
Measured parameters in Sorghum accessions under 14° C. and low light (100 μE m−2 sec−1)
Ecotype/Line-Line-Line-Line-Line-Line-Line-Line-Line-Line-
Treatment12345678910
13.003.002.752.752.633.003.502.752.432.00
30.032−0.014−0.0220.024−0.037−0.0450.083NA−0.050−0.073
40.0410.0130.0130.0090.0110.0110.0310.0090.0090.009
50.550.300.330.280.360.360.580.220.180.30
Table 45: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (Seed ID) under 14° C. and low light (100 μE m−2 sec−1).
TABLE 46
Measured parameters in Sorghum accessions under 30° C. and low light (100 μE m−2 sec−1)
Ecotype/Line-Line-Line-Line-Line-Line-Line-Line-Line-Line-
Treatment12345678910
15.275.004.754.004.004.005.254.503.754.00
228.14029.81324.21323.13819.90021.35023.36029.92221.52524.440
30.0990.0980.0900.1220.1080.0840.1130.1210.0420.039
40.1140.0790.0710.0560.0930.0770.0400.0550.0360.050
51.351.050.880.951.291.130.710.790.670.82
Table 46: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (Seed ID) under 30° C. and low light (100 μE m−2 sec−1).
TABLE 47
Measured parameters in Sorghum accessions under 30° C. and high light (250 μE m−2 sec−1)
Ecotype/Line-Line-Line-Line-Line-Line-Line-Line-Line-Line-
Treatment12345678910
14.003.703.503.334.004.003.603.403.303.40
30.0980.0960.0870.0700.0940.1180.0970.0990.1060.121
40.0760.0500.0470.0360.0650.0850.0490.0420.0420.062
50.770.520.490.380.710.860.490.450.440.67
Table 47: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (Seed ID) under 30° C. and high light (250 μE m−2 sec−1).
TABLE 48
Measured parameters in Sorghum accessions under 14° C. and high light (250 μE m−2 sec−1)
Ecotype/Line-Line-Line-Line-Line-Line-Line-Line-Line-Line-
Treatment12345678910
30.0530.0520.0340.0400.0560.0610.0490.0560.0680.063
40.0370.0260.0210.0230.0370.0360.0220.0220.0230.027
50.370.250.220.250.430.370.240.230.240.27
Table 48: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (Seed ID) under 14° C. and high light (250 μE m−2 sec−1).
TABLE 49
Correlation between the expression level of selected genes of some embodiments of the
invention in various tissues and the phenotypic performance under combinations of
temperature and light conditions treatments (14° C. or 30° C. ; high light (250 μE m−2 sec−1)
or low light (100 μE m−2 sec−1) across Sorghum accessions
GeneExp. Corr.GeneExp.Corr.
NameRP valueset Set IDNameRP valuesetSet ID
LBY1480.703.50E−0223LBY1500.872.55E−0235
LBY1500.901.32E−0234LBY1500.777.42E−0231
LBY1510.786.98E−0233LBY1520.887.21E−0442
LBY1570.731.66E−0215LBY1570.712.03E−0214
LBY1580.721.84E−0244LBY1580.721.94E−0225
LBY1580.801.04E−0223LBY1580.777.20E−0235
LBY1580.834.25E−0234LBY1590.778.88E−0342
LBY1620.861.37E−0325LBY1620.791.17E−0223
LBY1620.861.25E−0324LBY1640.779.28E−0325
LBY1650.843.76E−0233LBY1680.741.34E−0215
LBY1680.702.40E−0214LBY1680.731.68E−0241
LBY1700.721.77E−0225LBY1700.916.12E−0423
LBY1710.751.32E−0243LBY1730.751.17E−0242
LBY1730.721.07E−0134LBY1740.749.02E−0233
LBY1750.758.56E−0235LBY1750.815.27E−0234
LBY1770.771.60E−0223LBY1770.882.20E−0235
LBY1770.901.47E−0234LBY1770.758.33E−0231
LBY1780.761.07E−0225LBY1780.796.08E−0235
LBY1780.815.07E−0234LBY1780.815.15E−0231
LBY1800.722.82E−0223LBY1800.749.20E−0235
LBY1800.796.04E−0234LBY1830.742.19E−0223
LBY1870.711.15E−0133LBY1870.711.16E−0134
LBY1900.712.27E−0242LBY1920.751.33E−0225
LBY1920.814.58E−0324LGN50.854.01E−0323
LGN50.796.00E−0233LGN540.937.13E−0333
LGN70.936.90E−0335LGN70.962.94E−0334
LGN70.937.34E−0331
Table 49. Provided are the correlations (R) between the genes expression levels in various tissues and the phenotypic performance. “Corr. ID“—correlation set ID according to the correlated parameters specified in Table 44. “Exp. Set”—Expression set specified in Table 43. “R” = Pearson correlation coefficient; “P” = p value.

In order to produce a high throughput correlation analysis between plant phenotype and gene expression level, the present inventors utilized a sorghum oligonucleotide micro-array, produced by Agilent Technologies [chem. (dot) agilent (dot) com/Scripts/PDS (dot) asp?1Page=50879]. The array oligonucleotide represents about 65,000 sorghum genes and transcripts. In order to define correlations between the levels of RNA expression with ABST, drought and yield components or vigor related parameters, various plant characteristics of 12 different sorghum hybrids were analyzed. Among them, 8 hybrids encompassing the observed variance were selected for RNA expression analysis. The correlation between the RNA levels and the characterized parameters was analyzed using Pearson correlation test [davidmlane (dot) com/hyperstat/A34739 (dot) html].

12 Sorghum varieties were grown in 6 repetitive plots, in field. Briefly, the growing protocol was as follows:

1. Regular growth conditions: sorghum plants were grown in the field using commercial fertilization and irrigation protocols, which include 452 m3 water per dunam (1000 square meters) per entire growth period and fertilization of 14 units nitrogen per dunam per entire growth period (normal conditions). The nitrogen can be obtained using URAN® 21% (Nitrogen Fertilizer Solution; PCS Sales, Northbrook, Ill., USA).

2. Drought conditions: sorghum seeds were sown in soil and grown under normal condition until flowering stage (59 days from sowing), drought treatment was imposed by irrigating plants with 50% water relative to the normal treatment from this stage [309 m3 water per dunam (1000 square meters) per the entire growth period)], with normal fertilization (i.e., 14 units nitrogen per dunam).

Analyzed Sorghum tissues—All 12 selected Sorghum hybrids were sampled per each treatment. Tissues [Flag leaf, upper stem, lower stem, flower, grain] representing different plant characteristics, from plants growing under normal conditions and drought stress conditions were sampled and RNA was extracted as described above. Each micro-array expression information tissue type has received a Set ID as summarized in Table 50 below.

TABLE 50
Sorghum transcriptome expression sets in field experiment
under normal conditions
Expression SetSet ID
Basal head at grain filling stage under normal 1
conditions
Distal head at grain filling stage under normal 2
conditions
Flag leaf at flowering stage under normal conditions3
Flag leaf at grain filling stage under normal conditions4
Up stem at flowering stage under normal conditions5
Up stem at grain filling stage under normal conditions6
Table 50: Provided are the sorghum transcriptome expression sets. Flag leaf = the leaf below the flower.
TABLE 51
Sorghum transcriptome expression sets in field experiment
under drought conditions
Expression SetSet ID
Basal head at grain filling stage under drought 1
conditions
Distal head at grain filling stage under drought 2
conditions
Flag leaf at flowering stage under drought conditions3
Flag leaf at grain filling stage under drought conditions4
Up stem at flowering stage under drought conditions5
Up stem at grain filling stage under drought conditions6
Table 51: Provided are the sorghum transcriptome expression sets under drought conditions. Flag leaf = the leaf below the flower.

Sorghum yield components and vigor related parameters assessment—Plants were phenotyped as shown in Tables 53-56 below. Some of the following parameters were collected using digital imaging system:

Grains yield per plant (gr)—At the end of the growing period heads were collected (harvest stage). Selected heads were separately threshed and grains were weighted. The average grain weight per plant was calculated by dividing the total grain weight by the number of selected plants.

Heads weight per plant (RP) (kg)—At the end of the growing period heads of selected plants were collected (harvest stage) from the rest of the plants in the plot. Heads were weighted after oven dry (dry weight), and average head weight per plant was calculated.

Grains num (SP) (num)—was calculated by dividing seed yield from selected plants by a single seed weight.

1000 grain (seed) weight (gr)—was calculated based on Formula XIV.

Grain area (cm2)—At the end of the growing period the grains were separated from the Plant ‘Head’. A sample of ˜200 grains were weighted, photographed and images were processed using the below described image processing system. The grain area was measured from those images and was divided by the number of grains.

Grain Circularity—The circularity of the grains was calculated based on Formula XIX.

Main Head Area (cm2)—At the end of the growing period selected “Main Heads” were photographed and images were processed using the below described image processing system. The “Main Head” area was measured from those images and was divided by the number of “Main Heads”.

Main Head length (cm)—At the end of the growing period selected “Main Heads” were photographed and images were processed using the below described image processing system. The “Main Head” length (longest axis) was measured from those images and was divided by the number of “Main Heads”.

Main Head Width (cm)—At the end of the growing period selected “Main Heads” were photographed and images were processed using the below described image processing system. The “Main Head” width (longest axis) was measured from those images and was divided by the number of “Main Heads”.

An image processing system was used, which consists of a personal desktop computer (Intel P4 3.0 GHz processor) and a public domain program—ImageJ 1.37, Java based image processing software, which was developed at the U.S. National Institutes of Health and is freely available on the internet at rsbweb (dot) nih (dot) gov/. Images were captured in resolution of 10 Mega Pixels (3888×2592 pixels) and stored in a low compression JPEG (Joint Photographic Experts Group standard) format. Next, image processing output data for seed area and seed length was saved to text files and analyzed using the JMP statistical analysis software (SAS institute).

Additional parameters were collected either by sampling selected plants in a plot or by measuring the parameter across all the plants within the plot.

All Heads Area (cm2)—At the end of the growing period (harvest) selected plants main and secondary heads were photographed and images were processed using the above described image processing system. All heads area was measured from those images and was divided by the number of plants.

All Heads length (cm)—At the end of the growing period (harvest) selected plants main and secondary heads were photographed and images were processed using the above described image processing system. All heads length (longest axis) was measured from those images and was divided by the number of plants.

All Heads Width (cm)—At the end of the growing period main and secondary heads were photographed and images were processed using the above described image processing system. All heads width (longest axis) was measured from those images and was divided by the number of plants.

Head weight per plant (RP)/water until maturity (gr./lit)—At the end of the growing period heads were collected (harvest stage) from the rest of the plants in the plot. Heads were weighted after oven dry (dry weight), and average head weight per plant was calculated. Head weight per plant was then divided by the average water volume used for irrigation until maturity.

Harvest index (SP)—was calculated based on Formula XVI above.

Heads index (RP)—was calculated based on Formula XXXXVI above.

Head dry weight (GF) (gr.)—selected heads per plot were collected at the grain filling stage (R2-R3) and weighted after oven dry (dry weight).

Heads per plant (RP) (num)—At the end of the growing period total number of rest of plot heads were counted and divided by the total number of rest of plot plants.

Leaves temperature 2 (° C.)—leaf temperature was measured using Fluke IR thermometer 568 device. Measurements were done on opened leaves at grain filling stage.

Leaves temperature 6 (° C.)—leaf temperature was measured using Fluke IR thermometer 568 device. Measurements were done on opened leaves at late grain filling stage.

Stomatal conductance (F) (mmol m2 s−1)—plants were evaluated for their stomata conductance using SC-1 Leaf Porometer (Decagon devices) at flowering (F) stage. Stomata conductance readings were done on fully developed leaf, for 2 leaves and 2 plants per plot.

Stomatal conductance (GF) (mmol m2 s−1)—plants were evaluated for their stomata conductance using SC-1 Leaf Porometer (Decagon devices) at grain filling

(GF) stage. Stomata conductance readings were done on fully developed leaf, for 2 leaves and 2 plants per plot.

Relative water content 2 (RWC, %)—was calculated based on Formula I at grain filling.

Specific leaf area (SLA) (GF)—was calculated based on Formula XXXVII above.

Waxy leaf blade—was defined by view of leaf blades % of Normal and % of grayish (powdered coating/frosted appearance). Plants were scored for their waxiness according to the scale 0=normal, 1=intermediate, 2=grayish.

SPAD 2 (SPAD unit)—Chlorophyll content was determined using a Minolta SPAD 502 chlorophyll meter and measurement was performed at flowering. SPAD meter readings were done on fully developed leaf. Three measurements per leaf were taken per plant.

SPAD 3 (SPAD unit)—Chlorophyll content was determined using a Minolta SPAD 502 chlorophyll meter and measurement was performed at grain filling. SPAD meter readings were done on fully developed leaf. Three measurements per leaf were taken per plant.

% yellow leaves number (F) (percentage)—At flowering stage, leaves of selected plants were collected. Yellow and green leaves were separately counted. Percent of yellow leaves at flowering was calculated for each plant by dividing yellow leaves number per plant by the overall number of leaves per plant and multiplying by 100.

% yellow leaves number (H) (percentage)—At harvest stage, leaves of selected plants were collected. Yellow and green leaves were separately counted. Percent of yellow leaves at flowering was calculated for each plant by dividing yellow leaves number per plant by the overall number of leaves per plant and multiplying by 100.

% Canopy coverage (GF)—was calculated based on Formula XXXII above.

LAI LP-80 (GF)—Leaf area index values were determined using an AccuPAR Centrometer Model LP-80 and measurements were performed at grain filling stage with three measurements per plot.

Leaves area per plant (GF) (cm2)—total leaf area of selected plants in a plot. This parameter was measured using a Leaf area-meter at the grain filling period (GF).

Plant height (H) (cm)—Plants were characterized for height at harvest. Plants were measured for their height using a measuring tape. Height was measured from ground level to top of the longest leaf.

Relative growth rate of Plant height (cm/day)—was calculated based on Formula III above.

Number days to Heading (num)—Calculated as the number of days from sowing till 50% of the plot arrives to heading.

Number days to Maturity (num)—Calculated as the number of days from sowing till 50% of the plot arrives to seed maturation.

Vegetative DW per plant (gr.)—At the end of the growing period all vegetative material (excluding roots) from plots were collected and weighted after oven dry (dry weight). The biomass per plant was calculated by dividing total biomass by the number of plants.

Lower Stem dry density (F) (gr/cm3)—measured at flowering. Lower internodes from selected plants per plot were separated from the plants and weighted (dry weight). To obtain stem density, internode dry weight was divided by the internode volume.

Lower Stem dry density (H) (gr/cm3)—measured at harvest. Lower internodes from selected plants per plot were separated from the plant and weighted (dry weight). To obtain stem density, internode dry weight was divided by the internode volume.

Lower Stem fresh density (F) (gr/cm3)—measured at flowering. Lower internodes from selected plants per plot were separated from the plants and weighted (fresh weight). To obtain stem density, internodes fresh weight was divided by the stem volume.

Lower Stem fresh density (H) (gr/cm3)—measured at harvest. Lower internodes from selected plants per plot were separated from the plants and weighted (fresh weight). To obtain stem density, internodes fresh weight was divided by the stem volume.

Lower Stem length (F) (cm)—Lower internodes from selected plants per plot were separated from the plants at flowering (F). Internodes were measured for their length using a ruler.

Lower Stem length (H) (cm)—Lower internodes from selected plants per plot were separated from the plant at harvest (H). Internodes were measured for their length using a ruler.

Lower Stem width (F) (cm)—Lower internodes from selected plants per plot were separated from the plant at flowering (F). Internodes were measured for their width using a caliber.

Lower Stem width (GF) (cm)—Lower internodes from selected plants per plot were separated from the plant at grain filling (GF). Internodes were measured for their width using a caliber.

Lower Stem width (H) (cm)—Lower internodes from selected plants per plot were separated from the plant at harvest (H). Internodes were measured for their width using a caliber.

Upper Stem dry density (F) (gr/cm3)—measured at flowering (F). Upper internodes from selected plants per plot were separated from the plant and weighted (dry weight). To obtain stem density, stem dry weight was divided by the stem volume.

Upper Stem dry density (H) (gr/cm3)—measured at harvest (H). Upper stems from selected plants per plot were separated from the plant and weighted (dry weight). To obtain stem density, stem dry weight was divided by the stem volume.

Upper Stem fresh density (F) (gr/cm3)—measured at flowering (F). Upper stems from selected plants per plot were separated from the plant and weighted (fresh weight). To obtain stem density, stem fresh weight was divided by the stem volume.

Upper Stem fresh density (H) (gr/cm3)—measured at harvest (H). Upper stems from selected plants per plot were separated from the plant and weighted (fresh weight). To obtain stem density, stem fresh weight was divided by the stem volume.

Upper Stem length (F) (cm)—Upper stems from selected plants per plot were separated from the plant at flowering (F). Stems were measured for their length using a ruler.

Upper Stem length (H) (cm)—Upper stems from selected plants per plot were separated from the plant at harvest (H). Stems were measured for their length using a ruler.

Upper Stem width (F) (cm)—Upper stems from selected plants per plot were separated from the plant at flowering (F). Stems were measured for their width using a caliber.

Upper Stem width (H) (cm)—Upper stems from selected plants per plot were separated from the plant at harvest (H). Stems were measured for their width using a caliber.

Upper Stem volume (H)—was calculated based on Formula L above.

Data parameters collected are summarized in Table 52, herein below.

TABLE 52
Sorghum correlated parameters under normal and drought
growth conditions (vectors)
Correlated parameter withCorrelation ID
% Canopy coverage (GF) [%]1
% yellow leaves number (F) [%]2
% yellow leaves number (H) [%]3
1000 grain weight [gr.]4
All Heads Area [cm2]5
All Heads Width [cm]6
All Heads length [cm]7
Grain Circularity [cm2/cm2]8
Grain area [cm2]9
Grains num (SP) [num]10
Grains yield per plant [gr.]11
Harvest index (SP)12
Head DW (GF) [gr.]13
Head weight per plant (RP)/water until maturity [gr./lit]14
Heads index (RP)15
Heads per plant (RP) [num]16
Heads weight per plant (RP) [kg]17
LAI LP-80 (GF)18
Leaves area per plant (GF) [cm2]19
Leaves temperature_2 [° C.]20
Leaves temperature_6 [° C.]21
Lower Stem dry density (F) [gr./cm3]22
Lower Stem dry density (H) [gr./cm3]23
Lower Stem fresh density (F) [gr./cm3]24
Lower Stem fresh density (H) [gr./cm3]25
Lower Stem length (F) [cm]26
Lower Stem length (H) [cm]27
Lower Stem width (F) [cm]28
Lower Stem width (GF) [cm]29
Lower Stem width (H) [cm]30
Main Head Area [cm2]31
Main Head Width [cm]32
Main Head length [cm]33
Num days to Heading [num]34
Num days to Maturity [num]35
Plant height (H) [cm]36
Plant height growth [cm/day]37
RWC 2 [%]38
SPAD 2 [SPAD unit]39
SPAD 3 [SPAD unit]40
Specific leaf area (GF) [cm2/gr]41
Stomatal conductance (F) [mmol m−2 s−1]42
Stomatal conductance (GF) [mmol m−2 s−1]43
Upper Stem dry density (F) [gr/cm3]44
Upper Stem dry density (H) [gr/cm3]45
Upper Stem fresh density (F) [gr/cm3]46
Upper Stem fresh density (H) [gr/cm3]47
Upper Stem length (F) [cm]48
Upper Stem length (H) [cm]49
Upper Stem volume (H) [cm3]50
Upper Stem width (F) [cm]51
Upper Stem width (H) [cm]52
Vegetative DW per plant [gr]53
Waxy leaf blade [scoring 0-2]54
Table 52. Provided are the Sorghum correlated parameters (vectors). “gr.” = grams; “kg” = kilograms“; “RP” = Rest of plot; “SP” = Selected plants; “num” = Number; “lit” = Liter; “SPAD” = chlorophyll levels; “FW” = Plant Fresh weight; “DW” = Plant Dry weight; “GF” = Grain filling growth stage; “F” = Flowering stage; “H” = Harvest stage; “cm” = Centimeter; “mmol” = millimole.

Twelve different sorghum hybrids were grown and characterized for different parameters (Table 52). The average for each of the measured parameter was calculated using the JMP software (Tables 53-56) and a subsequent correlation analysis was performed (Tables 57-58). Results were then integrated to the database.

TABLE 53
Measured parameters in Sorghum accessions under normal conditions
Line/Corr.
IDLine-1Line-2Line-3Line-4Line-5Line-6
194.98569.21997.52583.59192.77384.341
20.6110.8530.5480.3140.7130.573
30.4060.1110.3700.1260.4850.149
427.62322.81914.87618.46728.47127.138
5114.48379.68577.87379.688218.954100.146
65.5364.9256.1974.5589.9886.545
727.73821.36017.81123.73932.18519.449
80.87220.86530.87140.88210.86820.8856
90.1540.1190.0980.1220.1540.149
1012730.16281.94599.515182.612628.117505.0
1143.86718.0138.53633.16844.32660.190
120.2180.1850.0540.2530.2610.375
1329.30712.92427.94741.32038.86715.243
140.2480.1630.1360.1970.1780.285
150.3430.4020.2410.3380.3610.532
16NA1.4201.7421.2960.9741.727
170.05690.03740.03120.04520.04090.0655
186.272NA6.1115.4225.432NA
192825.81911.22030.02866.81554.72342.6
2032.439732.147933.199332.347232.400031.0687
2133.348633.933333.231533.329233.616733.8037
221.5721.3712.8112.1712.3491.404
231.8322.0273.4762.5273.0481.801
2410.466710.63808.550910.851511.317010.0379
259.79110.38210.52110.49011.2837.286
267.7873.50014.9003.41311.1218.158
277.9924.83012.8733.11710.7608.302
2819.48916.71814.70317.94214.82615.979
2920.04120.88514.66118.79715.29115.874
3019.12415.50814.36820.27715.15015.143
31114.48380.83777.87379.688218.954112.095
325.5364.9886.1974.5589.9887.191
3327.73821.61017.81123.73932.18520.663
3489.40065.66788.16774.00084.00071.500
3512610711510710792
36182.125104.563143.79299.010173.550170.063
372.8651.8522.5511.6533.1242.733
3872.07591.72179.53386.66474.00990.557
3947.80449.27544.66749.08041.68947.181
4047.65035.42245.78242.12241.44933.393
4180.187170.31854.25976.90051.450163.058
42670.3811017.614584.437640.600349.994553.500
43382.950809.436468.742486.858421.500633.092
44NA1.238NANA2.1091.230
452.0471.7672.3631.8341.7301.859
46NA9.790NANA10.4449.383
476.6058.9246.4258.2507.2434.635
48NA42.625NANANA9.208
4938.78345.04924.53052.49238.38534.019
502352.4832169.089968.8092452.5591997.7082767.520
518.2268.9787.1137.1256.81510.421
528.7427.4596.9857.6777.83310.072
530.12550.05030.12230.07600.09660.0619
54NA2.000NANANA1.063
Table 53: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (Line) under normal conditions. Growth conditions are specified in the experimental procedure section. ”NA” = not available.
TABLE 54
Measured parameters in additional Sorghum accessions under normal growth conditions
Line/Corr.
IDLine-7Line-8Line-9Line-10Line-11Line-12
180.61775.68180.17179.65865.91589.644
20.5840.5440.2080.4840.3510.574
30.0760.0220.0180.1290.0960.424
418.47018.45723.47925.93724.29420.366
585.403138.98970.04378.551152.012145.250
65.4536.3714.4794.5737.4086.316
721.29830.86319.17421.01627.84529.966
80.88790.88420.88950.89740.88730.8982
90.1170.1210.1220.1290.1230.125
1013887.921509.813138.716910.018205.224801.2
1132.05149.62938.99854.80855.26564.740
120.3090.4090.3430.3600.3140.318
1310.23527.60731.56325.84721.32674.493
140.2490.2710.2840.3150.2160.325
150.4770.5540.5380.5020.4710.478
161.3721.0812.2001.5231.1681.015
170.05710.06210.06520.07240.04950.0746
18NANANANANA5.790
192008.92212.01495.51997.82692.12647.7
2032.856233.033331.584432.408332.702132.7500
2133.569433.892632.276432.925532.376533.3296
221.9752.0492.2931.8711.7082.138
232.9332.4712.5572.4762.7441.640
2410.707210.818410.838110.836010.701310.5546
2510.08910.85311.00311.1997.3578.622
262.8333.2174.0174.8822.8188.786
272.9733.7195.9035.0693.7839.979
2817.75218.67713.54314.99914.67516.371
2921.45121.03719.48816.47319.93919.413
3017.38216.33413.31314.98216.36018.739
3185.403138.98998.915114.696154.742147.871
325.4536.3715.8976.2747.4976.404
3321.29830.86322.50324.72228.25630.450
3467.66763.66756.00059.00056.00075.333
3510792107107107107
3654.93894.771101.604112.97988.326163.792
370.8811.5661.7331.9111.5932.865
3888.84190.21190.76588.47586.67482.031
3952.08953.72752.56753.86251.77744.129
4050.17441.89846.82846.79648.59740.065
41194.138213.658212.049214.648157.44067.729
42473.775796.950879.000810.325889.012607.200
43485.718886.017730.573886.550784.958384.530
441.2611.5011.9381.9241.956NA
451.7561.7471.7881.6631.8681.674
4610.2159.6879.98110.73710.326NA
477.2347.3117.9237.0555.3964.820
4826.58360.36453.60055.00044.583NA
4928.80859.66351.98354.79445.54848.496
501607.6653510.6622907.8093639.4533045.6373301.794
519.4309.5378.0438.8537.9138.071
528.4178.6078.5139.1879.1369.311
530.04460.04460.04610.06260.08610.0991
541.1251.4381.0001.7501.000NA
Table 54: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (Seed ID) under normal conditions. Growth conditions are specified in the experimental procedure section. ”NA” = not available.
TABLE 55
Measured parameters in Sorghum accessions under drought growth conditions
Line/Corr.
IDLine-1Line-2Line-3Line-4Line-5Line-6
186.88761.33875.02377.78175.52480.375
20.3710.7280.4070.6950.4250.878
30.2860.4240.2560.4780.3660.394
424.16019.80314.20914.63925.54020.829
572.38693.83930.77055.311131.24276.546
64.2725.3953.5113.7226.9995.270
722.32524.38812.15919.92627.60318.164
80.87340.87180.86260.87540.87080.8866
90.14220.11430.09460.11150.14420.1309
106968545239609839648212403
1123.83313.6736.99118.23420.71734.426
120.1350.1580.0650.1870.2550.291
13NA12.10324.83137.04023.29311.722
140.1100.0940.0300.0940.0560.116
150.1570.3590.0710.2440.0560.511
16NA2.0171.0001.041NA1.058
170.02270.01940.00630.01950.01150.0239
183.582NA2.6423.4282.805NA
193308.11206.02464.61142.92116.31550.0
2036.08535.83335.46436.57635.86833.764
2135.84736.03036.52638.39935.91536.452
221.7581.4582.2672.7842.3931.276
231.9581.6052.2712.4943.5551.253
249.61710.4597.48710.78710.2509.660
259.6768.3157.38410.10610.7215.513
267.7874.02716.4603.28710.82910.818
277.0644.50916.2283.3059.88510.500
2819.20616.62714.92918.35315.79513.963
2918.97918.36516.01719.12515.48714.340
3020.08616.09914.43918.47115.46914.061
3172.38696.61632.82055.311131.24285.867
324.2725.5263.6963.7226.9995.806
3322.32524.78712.39619.92627.60319.408
3491.50066.33388.00074.66790.00071.000
35115.092.0115.0107.0107.0107.0
36104.64683.240113.03169.036104.200133.542
371.5861.5561.8311.2791.7982.024
3865.59478.50983.84054.86069.74174.513
3945.78746.96738.77538.18835.90743.352
4043.45826.98036.00034.14027.29125.840
4175.917143.32362.92844.43461.434106.055
4230.407774.84261.78868.26331.208330.458
43135.117561.18394.442276.21764.117217.192
44NA1.436NANANA1.376
452.3281.4322.1691.9231.8481.660
460.8609.887NANANA8.097
479.4515.7177.2588.6026.5333.604
4825.00040.000NANANA15.909
4926.60939.56715.49231.05531.10020.723
501288.22524.3468.41128.61370.31724.9
5110.0839.4226.4216.7737.8099.702
527.7888.9195.8736.6287.45310.203
530.08200.03920.08570.06230.01720.0475
54NA2.000NANANA1.000
Table 55: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (Seed ID) under drought conditions. Growth conditions are specified in the experimental procedure section.
TABLE 56
Measured parameters in additional Sorghum accessions under drought growth conditions
Line/Corr.
IDLine-7Line-8Line-9Line-10Line-11Line-12
164.24670.80264.11075.67772.09587.168
20.6780.8070.7880.7310.7410.831
30.3260.3290.3640.3770.4690.625
415.43213.29917.87720.23918.70617.951
567.460112.58082.793100.459122.87786.267
64.5704.9594.9945.5607.2924.721
719.61430.76320.98523.99224.82024.418
80.88980.88350.89520.89740.89890.8889
90.10940.10190.10670.11620.11120.1205
1099801749414526157291094913808
1119.09829.21631.74440.21325.22829.520
120.2350.3250.3350.3420.2220.223
139.32419.28633.14727.31524.68050.380
140.1270.1710.2030.2440.1600.151
150.4450.4800.5440.5240.4620.348
161.1391.0021.1811.1131.2940.851
170.02620.03530.04200.05030.03300.0312
18NANANANANA3.941
191476.21773.11052.71408.5417.21247.1
2037.46941.24236.47136.99436.76735.942
2136.24836.50735.01136.30435.79836.509
221.7481.6912.3751.6151.5162.031
232.3811.7051.6601.6412.3621.598
2410.87210.35711.27710.70210.7159.678
257.5077.5448.7548.3404.5257.762
262.8184.0384.7504.7253.2927.664
273.1154.1234.3135.7423.5305.896
2817.19514.90413.32214.52513.77217.270
2917.22820.03715.97916.87916.95119.561
3017.00116.37213.72214.66614.04119.479
3168.685114.58194.240104.215125.80487.375
324.6245.0195.5715.7027.3854.774
3319.90131.12122.15724.36225.33324.757
3468.33363.00056.00059.66756.00076.667
3592.092.092.092.092.0107.0
3647.82380.91793.427104.14675.804105.625
370.9241.4411.5981.8691.3281.895
3871.70366.86668.61568.24870.70176.334
3947.57944.66551.92148.83540.02137.598
4042.91930.92943.68637.80538.41532.486
41128.668132.895138.516133.25778.29347.343
42387.650582.067985.592834.958753.41754.162
4381.209129.775241.650322.917257.033127.167
441.4711.8062.1181.7922.073NA
451.5501.6541.6211.6341.7121.759
4610.69310.12210.48610.01210.557NA
474.6095.1825.3925.3992.9755.529
4825.77350.09146.84546.87544.250NA
4924.07248.60248.78148.73138.21326.050
501507.82865.32857.92956.01964.31288.5
519.0667.9258.1708.5437.6727.365
528.8788.6058.5868.7278.1267.850
530.03780.03280.03260.04350.06130.0761
541.2501.6881.1251.7501.375NA
Table 56: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (Seed ID) under drought conditions. Growth conditions are specified in the experimental procedure section.
TABLE 57
Correlation between the expression level of selected genes of some embodiments of the
invention in various tissues and the phenotypic performance under normal conditions across
Sorghum accessions
Corr.Corr.
GeneExp.Set GeneExp.Set
NameRP valuesetIDNameRP valuesetID
LBY140.793.45E−02251LBY140.721.09E−01216
LBY140.721.21E−02517LBY140.721.21E−02514
LBY140.797.04E−03452LBY140.812.75E−03351
LBY140.731.00E−02338LBY140.841.73E−02145
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LBY1880.717.13E−02149LBY1890.803.08E−0228
LBY1890.741.37E−02653LBY1890.707.81E−02346
LBY1890.717.23E−02344LBY1890.748.99E−03313
LBY1890.832.06E−02110LBY1890.726.91E−02122
LBY1890.871.16E−02113LBY1890.736.03E−02130
LBY1900.727.04E−02227LBY1900.755.10E−0223
LBY1900.923.14E−03213LBY1900.768.00E−02554
LBY1900.787.15E−03428LBY1900.842.55E−03445
LBY1900.911.10E−0436LBY1900.749.33E−03331
LBY1900.901.88E−04332LBY1900.757.88E−0335
LBY1910.793.64E−02252LBY1910.755.26E−02544
LBY1910.824.57E−02548LBY1910.761.05E−0248
LBY1910.712.10E−02415LBY1910.832.70E−03452
LBY1910.824.02E−03417LBY1910.824.02E−03414
LBY1910.741.45E−02411LBY1910.841.32E−03352
LBY1910.701.64E−02317LBY1910.701.64E−02314
LBY1910.793.51E−02151LBY1920.707.84E−02210
LBY1920.923.39E−03213LBY1920.741.46E−02516
LBY1920.882.24E−02548LBY1920.731.56E−02645
LBY1920.823.39E−0348LBY1920.731.71E−0246
LBY1920.741.52E−02437LBY1920.842.11E−03427
LBY1920.805.58E−03417LBY1920.712.15E−02431
LBY1920.805.58E−03414LBY1920.842.15E−03432
LBY1920.712.07E−02411LBY1920.823.34E−03426
LBY1920.764.59E−02110LBY1920.861.20E−02138
LBY1920.897.81E−03137LBY1920.889.35E−03127
LBY1920.707.91E−0213LBY1920.793.63E−02111
LBY1920.861.27E−02126LBY1920.861.38E−02136
LGN30.851.46E−02251LGN30.717.59E−02252
LGN30.774.49E−02245LGN30.802.94E−02546
LGN30.793.59E−02544LGN30.793.65E−03540
LGN30.731.62E−02651LGN30.731.57E−02445
LGN30.748.56E−03343LGN30.731.01E−02341
LGN30.721.33E−02339LGN30.717.45E−0214
LGN30.745.94E−02128LGN30.923.11E−03145
LGN30.745.53E−02135LGN50.932.78E−03210
LGN50.774.43E−02250LGN50.717.23E−02243
LGN50.707.72E−02211LGN50.774.41E−02213
LGN50.736.33E−02249LGN50.726.68E−02242
LGN50.701.59E−02553LGN50.793.68E−03535
LGN50.835.88E−03616LGN50.823.90E−03645
LGN50.702.32E−02635LGN50.814.78E−03443
LGN50.761.08E−02441LGN50.788.41E−03439
LGN50.945.85E−03448LGN50.796.58E−03442
LGN50.932.31E−03344LGN50.721.06E−01348
LGN50.764.70E−02117LGN50.764.70E−02114
LGN50.851.65E−02145LGN540.717.25E−02245
LGN540.897.01E−03544LGN540.901.48E−02548
LGN540.721.97E−0266LGN540.702.35E−0267
LGN540.741.46E−02631LGN540.814.71E−0363
LGN540.787.66E−0361LGN540.787.88E−0365
LGN540.741.54E−02422LGN540.774.38E−02346
LGN540.764.60E−02128LGN540.755.05E−0219
LGN540.941.97E−03145LGN570.764.91E−02227
LGN570.914.02E−03213LGN570.812.57E−03543
LGN570.777.17E−02554LGN570.866.84E−04542
LGN570.712.10E−02623LGN570.803.07E−02646
LGN570.965.21E−04644LGN570.741.53E−02631
LGN570.731.61E−02632LGN570.712.23E−0265
LGN570.778.75E−03624LGN570.741.44E−02447
LGN570.823.66E−03442LGN570.711.38E−02310
LGN570.726.92E−02344LGN570.793.43E−02110
LGN570.707.71E−02137LGN570.896.48E−0317
LGN570.851.66E−02127LGN570.745.98E−02131
LGN570.888.19E−03133LGN570.841.87E−0213
LGN570.736.36E−02126LGN570.906.07E−03113
LGN570.803.20E−0215LGN60.736.12E−02221
LGN60.851.56E−02544LGN60.777.16E−02548
LGN60.814.23E−03643LGN60.871.18E−03641
LGN60.851.80E−03639LGN70.812.74E−0228
LGN70.851.62E−02210LGN70.906.27E−03243
LGN70.727.05E−02217LGN70.793.27E−02241
LGN70.727.05E−02214LGN70.832.21E−02239
LGN70.793.46E−02249LGN70.755.45E−02242
LGN70.774.32E−02546LGN70.775.71E−03522
LGN70.803.06E−02544LGN70.767.11E−03513
LGN70.741.43E−02623LGN70.745.48E−02644
LGN70.862.80E−02648LGN70.814.33E−03624
LGN70.793.43E−02444LGN70.731.73E−02413
LGN70.832.03E−0218LGN70.726.67E−02110
LGN70.764.84E−02115LGN70.793.54E−02112
LGN70.812.65E−02138LGN70.717.46E−02122
LGN70.736.20E−02150LGN70.793.61E−02143
LGN70.793.40E−02117LGN70.872.55E−02116
LGN70.888.71E−03141LGN70.793.40E−02114
LGN70.793.44E−02139LGN70.717.11E−02111
LGN70.727.08E−02149
Table 57. Provided are the correlations (R) between the genes expression levels in various tissues and the phenotypic performance. “Corr. ID“—correlation set ID according to the correlated parameters specified in Table 52. “Exp. Set”—Expression set specified in Table 50. “R” = Pearson correlation coefficient; “P” = p value
TABLE 58
Correlation between the expression level of selected genes of some embodiments of the
invention in various tissues and the phenotypic performance under drought conditions across
Sorghum accessions
Corr.Corr.
GeneExp.Set GeneExp.Set
NameRP valuesetIDNameRP valuesetID
LBY140.711.52E−02351LBY140.793.46E−03339
LBY1480.742.31E−02651LBY1480.701.59E−02552
LBY1480.793.60E−03315LBY1480.859.14E−04352
LBY1480.745.49E−02346LBY1480.901.75E−04341
LBY1480.793.64E−03339LBY1480.831.64E−03342
LBY1490.865.63E−03152LBY1490.705.27E−0212
LBY1490.707.96E−02546LBY1490.757.97E−0357
LBY1490.731.00E−02531LBY1490.766.35E−03533
LBY1490.721.04E−01554LBY1490.803.07E−02548
LBY1490.749.12E−0355LBY1490.701.62E−0252
LBY1490.901.57E−02444LBY1490.896.65E−03448
LBY1490.711.52E−02449LBY1490.831.63E−0334
LBY1490.775.98E−0336LBY1490.748.55E−03332
LBY1490.758.22E−0339LBY1490.711.39E−0235
LBY1500.937.82E−0417LBY1500.782.38E−02120
LBY1500.921.25E−03133LBY1500.721.04E−01154
LBY1500.832.08E−02148LBY1500.772.63E−0215
LBY1500.792.09E−02124LBY1500.835.40E−03647
LBY1500.843.86E−02644LBY1500.826.19E−03645
LBY1500.854.09E−03619LBY1500.766.94E−03427
LBY1500.793.79E−03426LBY1500.721.33E−02419
LBY1500.757.61E−03434LBY1500.775.56E−03435
LBY1500.867.81E−04347LBY1500.721.16E−02353
LBY1500.956.42E−06345LBY1500.749.71E−0331
LBY1500.711.39E−02319LBY1500.892.72E−04334
LBY1500.901.79E−04335LBY1500.705.30E−02221
LBY1510.791.06E−02650LBY1510.722.86E−02617
LBY1510.732.50E−02631LBY1510.722.86E−02614
LBY1510.726.74E−02648LBY1510.826.38E−03649
LBY1510.761.77E−0265LBY1510.775.18E−03350
LBY1510.724.23E−0224LBY1510.772.52E−02223
LBY1510.782.13E−0226LBY1510.772.46E−02232
LBY1520.801.81E−02152LBY1520.784.74E−0356
LBY1520.784.49E−03532LBY1520.794.08E−03421
LBY1520.711.53E−02321LBY1520.701.20E−01354
LBY1530.866.38E−0317LBY1530.758.41E−02144
LBY1530.801.66E−02120LBY1530.865.86E−03133
LBY1530.701.20E−01154LBY1530.923.37E−03148
LBY1530.857.37E−03149LBY1530.713.35E−02622
LBY1530.761.65E−02627LBY1530.917.69E−04653
LBY1530.809.94E−03626LBY1530.818.80E−03645
LBY1530.771.44E−02634LBY1530.801.02E−02635
LBY1530.775.75E−03453LBY1530.803.38E−03321
LBY1530.701.65E−02353LBY1530.749.35E−02354
LBY1540.705.19E−02145LBY1540.762.87E−02119
LBY1540.726.79E−02646LBY1540.752.09E−0266
LBY1540.862.74E−03650LBY1540.809.86E−03643
LBY1540.713.36E−02631LBY1540.763.02E−02616
LBY1540.836.19E−03641LBY1540.891.83E−02654
LBY1540.755.08E−02648LBY1540.818.74E−03649
LBY1540.891.34E−03642LBY1540.775.15E−03543
LBY1540.881.78E−03516LBY1540.711.13E−01444
LBY1540.711.47E−02420LBY1540.701.59E−02321
LBY1540.749.32E−02354LBY1540.793.47E−02348
LBY1540.724.46E−0224LBY1540.714.64E−02247
LBY1540.872.44E−02216LBY1540.753.04E−0229
LBY1540.821.34E−02219LBY1550.724.33E−02151
LBY1550.714.71E−02127LBY1550.705.09E−02126
LBY1550.724.61E−02135LBY1550.731.01E−02538
LBY1550.766.13E−03452LBY1550.803.32E−03319
LBY1550.866.10E−0324LBY1550.753.27E−0226
LBY1550.811.45E−02232LBY1550.858.02E−0329
LBY1560.714.81E−02152LBY1560.786.65E−02444
LBY1560.731.07E−0242LBY1560.831.52E−03315
LBY1560.883.52E−04352LBY1560.766.98E−03341
LBY1560.711.53E−0232LBY1570.753.22E−02129
LBY1570.801.65E−02120LBY1570.781.40E−02650
LBY1570.862.84E−02644LBY1570.713.25E−02617
LBY1570.713.13E−02641LBY1570.713.25E−02614
LBY1570.924.22E−04639LBY1570.761.66E−02649
LBY1570.844.78E−03642LBY1570.742.14E−02624
LBY1570.793.75E−03450LBY1570.936.34E−03444
LBY1570.701.64E−02441LBY1570.897.85E−03448
LBY1570.776.06E−03449LBY1570.785.00E−03442
LBY1570.757.51E−03315LBY1570.707.92E−02346
LBY1570.803.36E−03341LBY1570.784.69E−03339
LBY1570.859.19E−04342LBY1570.743.67E−02251
LBY1570.962.56E−03216LBY1570.753.28E−02240
LBY1580.772.63E−02128LBY1580.782.12E−0219
LBY1580.849.79E−03145LBY1580.893.13E−03119
LBY1580.938.62E−04134LBY1580.791.85E−02135
LBY1580.762.93E−02130LBY1580.817.60E−03647
LBY1580.781.23E−02645LBY1580.881.77E−03619
LBY1580.962.70E−03554LBY1580.784.82E−03545
LBY1580.956.52E−06519LBY1580.758.13E−03534
LBY1580.749.14E−02444LBY1580.766.79E−03347
LBY1580.758.15E−03345LBY1580.757.84E−03319
LBY1580.705.14E−02253LBY1580.774.22E−02213
LBY1580.911.66E−0321LBY1590.724.28E−02128
LBY1590.743.65E−0219LBY1590.831.00E−02134
LBY1590.752.07E−0266LBY1590.703.41E−02643
LBY1590.713.08E−02632LBY1590.791.07E−02516
LBY1590.805.50E−02354LBY1590.712.27E−02313
LBY1590.883.91E−03223LBY1600.863.19E−03615
LBY1600.761.81E−02652LBY1600.781.41E−02612
LBY1600.914.47E−03646LBY1600.732.60E−0266
LBY1600.881.54E−03650LBY1600.767.73E−02644
LBY1600.791.21E−02631LBY1600.863.16E−03641
LBY1600.732.41E−02632LBY1600.755.26E−02648
LBY1600.817.85E−03649LBY1600.742.13E−0265
LBY1600.863.01E−03642LBY1600.713.12E−0262
LBY1600.891.15E−03624LBY1600.821.90E−03410
LBY1600.758.22E−03412LBY1600.721.29E−02322
LBY1600.766.75E−03321LBY1610.801.67E−02110
LBY1610.814.97E−02144LBY1610.753.29E−0211
LBY1610.809.86E−0361LBY1610.784.29E−03410
LBY1610.822.08E−03310LBY1610.731.00E−02317
LBY1610.731.00E−02314LBY1610.711.40E−02311
LBY1610.865.58E−03210LBY1610.772.60E−02251
LBY1610.734.15E−02212LBY1610.714.85E−0227
LBY1610.714.73E−02250LBY1610.782.20E−02217
LBY1610.782.20E−02214LBY1610.743.69E−02233
LBY1610.874.65E−03211LBY1620.782.33E−0217
LBY1620.762.83E−02127LBY1620.772.46E−02133
LBY1620.834.12E−02154LBY1620.714.83E−02126
LBY1620.745.97E−02148LBY1620.772.55E−02135
LBY1620.831.72E−03538LBY1620.758.05E−03438
LBY1620.757.85E−03315LBY1620.749.60E−03352
LBY1620.841.81E−02346LBY1620.867.16E−04341
LBY1630.783.70E−02148LBY1630.752.12E−02615
LBY1630.915.00E−03646LBY1630.713.13E−0266
LBY1630.844.85E−03650LBY1630.714.79E−02616
LBY1630.853.56E−03641LBY1630.711.13E−01654
LBY1630.726.67E−02648LBY1630.771.45E−02649
LBY1630.916.26E−04642LBY1630.703.52E−02624
LBY1630.731.01E−02540LBY1630.749.03E−02454
LBY1630.841.70E−02448LBY1630.858.21E−0433
LBY1630.888.95E−04313LBY1630.831.12E−0227
LBY1630.911.55E−03220LBY1630.811.46E−02233
LBY1630.821.33E−02249LBY1640.792.02E−02150
LBY1640.805.36E−02144LBY1640.812.84E−02113
LBY1640.871.07E−02148LBY1640.884.30E−03149
LBY1640.801.60E−02142LBY1640.743.44E−02124
LBY1640.791.07E−02620LBY1640.713.32E−02649
LBY1640.858.49E−04520LBY1640.731.05E−02421
LBY1640.711.38E−02325LBY1640.721.17E−02323
LBY1640.757.75E−03347LBY1640.749.12E−03322
LBY1640.731.12E−02345LBY1640.848.80E−0323
LBY1640.932.70E−03213LBY1650.781.28E−02641
LBY1650.722.97E−02639LBY1650.752.04E−02642
LBY1650.826.80E−03624LBY1650.748.66E−03543
LBY1650.793.82E−03421LBY1650.731.11E−02325
LBY1650.803.33E−03323LBY1650.782.34E−0224
LBY1650.772.46E−0229LBY1660.762.71E−02150
LBY1660.911.27E−02144LBY1660.914.69E−03113
LBY1660.981.43E−04148LBY1660.937.15E−04149
LBY1660.721.98E−02413LBY1660.748.67E−0341
LBY1660.711.50E−02430LBY1660.793.99E−0333
LBY1660.787.39E−03313LBY1660.743.56E−02210
LBY1660.743.39E−02217LBY1660.724.46E−02241
LBY1660.743.39E−02214LBY1660.883.74E−03220
LBY1660.743.62E−02242LBY1670.761.76E−02628
LBY1670.817.70E−0369LBY1670.752.09E−0261
LBY1670.853.55E−03630LBY1670.766.88E−03423
LBY1670.784.35E−0339LBY1670.812.53E−0331
LBY1670.793.94E−03334LBY1670.721.29E−02335
LBY1670.945.26E−04251LBY1670.902.25E−03252
LBY1670.705.23E−02211LBY1680.801.75E−02110
LBY1680.772.66E−02150LBY1680.962.74E−03144
LBY1680.743.49E−02143LBY1680.792.08E−02117
LBY1680.792.08E−02114LBY1680.755.19E−02113
LBY1680.745.62E−02148LBY1680.782.17E−02149
LBY1680.811.37E−02142LBY1680.753.11E−02124
LBY1680.771.58E−02638LBY1680.713.30E−0267
LBY1680.844.64E−03620LBY1680.722.89E−02633
LBY1680.908.49E−0463LBY1680.791.20E−0269
LBY1680.722.99E−02630LBY1680.731.13E−0258
LBY1680.784.38E−03547LBY1680.749.46E−03522
LBY1680.911.10E−02544LBY1680.812.70E−03517
LBY1680.812.70E−03514LBY1680.748.90E−03553
LBY1680.859.11E−04545LBY1680.711.34E−02549
LBY1680.867.91E−04421LBY1680.793.80E−03320
LBY1680.743.67E−02241LBY1680.724.24E−02239
LBY1680.801.65E−02253LBY1700.815.27E−02216
LBY1700.791.96E−02219LBY1710.742.27E−02516
LBY1710.853.40E−02444LBY1710.749.57E−03341
LBY1710.758.36E−02216LBY1710.792.08E−02219
LBY1730.705.32E−02127LBY1730.792.04E−02126
LBY1730.722.81E−02625LBY1730.703.45E−02617
LBY1730.703.45E−02614LBY1730.732.49E−02639
LBY1730.818.66E−03620LBY1730.732.62E−02624
LBY1730.812.64E−03543LBY1730.713.09E−02516
LBY1730.853.23E−02554LBY1730.793.26E−02446
LBY1730.766.57E−03427LBY1730.749.24E−03420
LBY1730.711.48E−02426LBY1730.822.09E−03353
LBY1730.853.03E−02354LBY1730.794.04E−03335
LBY1730.811.51E−0224LBY1730.884.23E−0326
LBY1730.831.00E−02231LBY1730.892.78E−03232
LBY1730.839.92E−0329LBY1730.714.80E−0221
LBY1730.811.59E−0225LBY1730.782.20E−02234
LBY1730.724.30E−02235LBY1740.781.36E−0262
LBY1740.742.28E−02516LBY1740.721.25E−0238
LBY1740.721.29E−02315LBY1740.711.51E−02352
LBY1740.731.09E−02350LBY1740.731.12E−02341
LBY1740.749.56E−03342LBY1740.767.16E−03324
LBY1750.954.42E−03154LBY1750.774.23E−02148
LBY1750.724.37E−02149LBY1750.762.87E−02247
LBY1750.743.75E−02219LBY1760.781.41E−02628
LBY1760.781.40E−02647LBY1760.742.29E−02645
LBY1760.809.86E−03619LBY1760.761.80E−02630
LBY1760.721.17E−02538LBY1760.775.31E−03427
LBY1760.793.71E−03426LBY1760.776.07E−03445
LBY1760.721.23E−02419LBY1760.867.70E−04434
LBY1760.794.03E−03435LBY1760.883.94E−04353
LBY1760.712.02E−02313LBY1760.883.40E−04345
LBY1760.757.40E−0331LBY1760.803.01E−03334
LBY1760.866.68E−04335LBY1760.743.52E−0223
LBY1760.841.93E−02213LBY1770.767.95E−02116
LBY1770.762.84E−02153LBY1770.782.13E−02616
LBY1770.732.50E−02634LBY1770.752.03E−02635
LBY1770.766.48E−03443LBY1770.752.03E−02416
LBY1770.796.23E−02454LBY1770.711.36E−02329
LBY1770.711.15E−01354LBY1770.711.36E−0232
LBY1770.849.30E−03221LBY1780.714.93E−02153
LBY1780.971.45E−03644LBY1780.717.45E−02648
LBY1780.751.99E−02649LBY1780.711.45E−02529
LBY1780.867.32E−04520LBY1780.776.02E−03521
LBY1780.711.47E−02440LBY1780.775.39E−03310
LBY1780.721.31E−02322LBY1780.721.16E−02317
LBY1780.721.16E−02314LBY1780.731.04E−02339
LBY1780.937.82E−03354LBY1780.743.62E−02251
LBY1780.711.12E−01216LBY1780.782.28E−02253
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LGN60.859.65E−04441LGN60.841.36E−03439
LGN60.736.14E−02448LGN60.731.03E−02449
LGN60.892.77E−04442LGN60.766.16E−03341
LGN60.784.71E−03339LGN60.841.32E−03342
LGN70.801.72E−0218LGN70.945.46E−04110
LGN70.831.16E−02112LGN70.762.78E−02150
LGN70.872.36E−02144LGN70.848.42E−03117
LGN70.848.42E−03114LGN70.733.82E−02120
LGN70.755.39E−02148LGN70.762.92E−02149
LGN70.793.47E−02646LGN70.786.89E−02644
LGN70.732.60E−02617LGN70.732.60E−02614
LGN70.722.84E−02642LGN70.749.91E−03528
LGN70.721.29E−02525LGN70.758.48E−02554
LGN70.721.97E−02513LGN70.731.11E−0251
LGN70.883.35E−04530LGN70.749.26E−03422
LGN70.711.40E−0234LGN70.721.29E−02325
LGN70.721.23E−02347
Table 58. Provided are the correlations (R) between the genes expression levels in various tissues and the phenotypic performance. “Corr. ID“—correlation set ID according to the correlated parameters specified in Table 52. “Exp. Set”—Expression set specified in Table 51. “R” = Pearson correlation coefficient; “P” = p value.

In order to produce a high throughput correlation analysis between plant phenotype and gene expression level, the present inventors utilized a sorghum oligonucleotide micro-array, produced by Agilent Technologies [World Wide Web (dot) chem. (dot) agilent (dot) com/Scripts/PDS (dot) asp?1Page=50879]. The array oligonucleotide represents about 65,000 sorghum genes and transcripts. In order to define correlations between the levels of RNA expression with ABST, drought, low N and yield components or vigor related parameters, various plant characteristics of 36 different sorghum inbreds and hybrids were analyzed under normal (regular) conditions, 35 sorghum lines were analyzed under drought conditions and 34 sorghum lines were analyzed under low N (nitrogen) conditions. All the lines were sent for RNA expression analysis. The correlation between the RNA levels and the characterized parameters was analyzed using Pearson correlation test [World Wide Web (dot) davidmlane (dot) com/hyperstat/A34739 (dot) html].

36 Sorghum varieties were grown in 5 repetitive plots, in field. Briefly, the growing protocol was as follows:

1. Regular growth conditions: sorghum plants were grown in the field using commercial fertilization and irrigation protocols, which include 549 m3 water per dunam (1000 square meters) per entire growth period and fertilization of 16 units of URAN® 21% (Nitrogen Fertilizer Solution; PCS Sales, Northbrook, Ill., USA) (normal growth conditions).

2. Drought conditions: sorghum seeds were sown in soil and grown under normal condition until vegetative stage (49 days from sowing), drought treatment was imposed by irrigating plants with approximately 60% of the water applied for the normal treatment [315 m3 water per dunam (1000 square meters) per entire growth period].

3. Low Nitrogen fertilization conditions: sorghum plants were sown in soil and irrigated with as the normal conditions (549 m3 water per dunam (1000 square meters) per entire growth period). No fertilization of nitrogen was applied, whereas other elements were fertilized as in the normal conditions.

Analyzed Sorghum tissues—All 36 Sorghum inbreds and hybrids were sample per each of the treatments. Tissues [Flag leaf and root] representing different plant characteristics, were sampled and RNA was extracted as described above. Each micro-array expression information tissue type has received a Set ID as summarized in Table 59 below.

TABLE 59
Sorghum transcriptome expression sets in field experiment
Expression SetSet ID
Flag leaf at grain filling stage under normal conditions1
Root at seedling stage under normal conditions2
Flag leaf at grain filling stage under drought conditions3
Flag leaf at grain filling stage under low nitrogen 4
conditions
Table 59: Provided are the sorghum transcriptome expression sets. Flag leaf = the leaf below the flower.

Sorghum yield components and vigor related parameters assessment—Plants were phenotyped as shown in Tables 60-61 below. Some of the following parameters were collected using digital imaging system:

Grains yield per dunam (kg)—At the end of the growing period all heads were collected (harvest). Heads were separately threshed and grains were weighted (grain yield). Grains yield per dunam was calculated by multiplying grain yield per m2 by 1000 (dunam is 1000 m2).

Grains yield per plant (plot) (gr)—At the end of the growing period all heads were collected (harvest). Heads were separately threshed and grains were weighted (grain yield). The average grain weight per plant was calculated by dividing the grain yield by the number of plants per plot.

Grains yield per head (gr)—At the end of the growing period all heads were collected (harvest). Heads were separately threshed and grains were weighted (grain yield. Grains yield per head was calculated by dividing the grain yield by the number of heads.

Main head grains yield per plant (gr)—At the end of the growing period all plants were collected (harvest). Main heads were threshed and grains were weighted. Main head grains yield per plant was calculated by dividing the grain yield of the main heads by the number of plants.

Secondary heads grains yield per plant (gr)—At the end of the growing period all plants were collected (harvest). Secondary heads were threshed and grains were weighted. Secondary heads grain yield per plant was calculated by dividing the grain yield of the secondary heads by the number of plants.

Heads dry weight per dunam (kg)—At the end of the growing period heads of all plants were collected (harvest). Heads were weighted after oven dry (dry weight).

Heads dry weight per dunam was calculated by multiplying grain yield per m2 by 1000 (dunam is 1000 m2).

Average heads weight per plant at flowering (gr)—At flowering stage heads of 4 plants per plot were collected. Heads were weighted after oven dry (dry weight), and divided by the number of plants.

Leaf carbon isotope discrimination at harvest (%)—isotopic ratio of 13C to 12C in plant tissue was compared to the isotopic ratio of 13C to 12C in the atmosphere

Yield per dunam/water until maturity (kg/lit)—was calculated according to Formula XXXXII (above).

Vegetative dry weight per plant/water until maturity (gr/lit)—was calculated according to Formula XXXXIII above.

Total dry matter per plant at harvest/water until maturity (gr/lit)—was calculated according to Formula XXXXIV above.

Yield/SPAD at grain filling (kg/SPAD units) was calculated according to Formula XXXXVII above.

Grains number per dunam (num)—Grains yield per dunam divided by the average 1000 grain weight.

Grains per plant (num)—Grains yield per plant divided by the average 1000 grain weight.

Main head grains num per plant (num)—main head grain yield divided by the number of plants.

1000 grain weight (gr)—was calculated according to Formula XIV above.

Grain area (cm2)—At the end of the growing period the grains were separated from the head (harvest). A sample of ˜200 grains were weighted, photographed and images were processed using the below described image processing system. The grain area was measured from those images and was divided by the number of grains.

Grain fill duration (num)—Duration of grain filling period was calculated by subtracting the number of days to flowering from the number of days to maturity.

Grain fill duration (GDD)—Duration of grain filling period according to the growing degree units (GDD) method. The accumulated GDD during the grain filling period was calculated by subtracting the Num days to Anthesis (GDD) from Num days to Maturity (GDD).

Yield per dunam filling rate (kg/day)—was calculated according to Formula XXXIX (using grain yield per dunam).

Yield per plant filling rate (gr/day)—was calculated according to Formula XXXIX (using grain yield per plant).

Head area (cm2)—At the end of the growing period (harvest) 6 plants main heads were photographed and images were processed using the below described image processing system. The head area was measured from those images and was divided by the number of plants.

Number days to flag leaf senescence (num)—the number of days from sowing till 50% of the plot arrives to Flag leaf senescence (above half of the leaves are yellow).

Number days to flag leaf senescence (GDD)—Number days to flag leaf senescence according to the growing degree units method. The accumulated GDD from sowing until flag leaf senescence.

% yellow leaves number at flowering (percentage)—At flowering stage, leaves of 4 plants per plot were collected. Yellow and green leaves were separately counted. Percent of yellow leaves at flowering was calculated for each plant by dividing yellow leaves number per plant by the overall number of leaves per plant and multiplying by 100.

% yellow leaves number at harvest (percentage)—At the end of the growing period (harvest) yellow and green leaves from 6 plants per plot were separately counted. Percent of the yellow leaves was calculated per each plant by dividing yellow leaves number per plant by the overall number of leaves per plant and multiplying by 100.

Leaf temperature at flowering (° celsius)—Leaf temperature was measured at flowering stage using Fluke IR thermometer 568 device. Measurements were done on 4 plants per plot on an open flag leaf.

Specific leaf area at flowering (cm2/gr)—was calculated according to Formula XXXVII above.

Flag leaf thickness at flowering (mm)—At the flowering stage, flag leaf thickness was measured for 4 plants per plot. Micrometer was used to measure the thickness of a flag leaf at an intermediate position between the border and the midrib.

Relative water content at flowering (percentage)—was calculated based on Formula I above.

Leaf water content at flowering (percentage)—was calculated based on Formula XXXXIX above.

Stem water content at flowering (percentage)—was calculated based on Formula XXXXVIII above.

Total heads per dunam at harvest (number)—At the end of the growing period the total number of heads per plot was counted (harvest). Total heads per dunam was calculated by multiplying heads number per m2 by 1000 (dunam is 1000 m2).

Heads per plant (num)—At the end of the growing period total number of heads were counted and divided by the total number plants.

Tillering per plant (num)—Tillers of 6 plants per plot were counted at harvest stage and divided by the number of plants.

Harvest index (plot) (ratio)—The harvest index was calculated using Formula LVIII above.

Heads index (ratio)—Heads index was calculated using Formula XXXXVI above.

Total dry matter per plant at flowering (gr)—Total dry matter per plant was calculated at flowering. The vegetative portion above ground and all the heads dry weight of 4 plants per plot were summed and divided by the number of plants.

Total dry matter per plant (kg)—Total dry matter per plant at harvest was calculated by summing the average head dry weight and the average vegetative dry weight of 6 plants per plot.

Vegetative dry weight per plant at flowering (gr)—At the flowering stage, vegetative material (excluding roots) of 4 plants per plot were collected and weighted after (dry weight) oven dry. The biomass per plant was calculated by dividing total biomass by the number of plants.

Vegetative dry weight per plant (kg)—At the harvest stage, all vegetative material (excluding roots) were collected and weighted after (dry weight) oven dry.

Vegetative dry weight per plant was calculated by dividing the total biomass by the number of plants.

Plant height growth (cm/day)—The relative growth rate (RGR) of plant height was calculated based on Formula III above.

% Canopy coverage at flowering (percentage)—The % Canopy coverage at flowering was calculated based on Formula XXXII above.

PAR_LAI (Photosynthetic active radiance—Leaf area index)—Leaf area index values were determined using an AccuPAR Ceptometer Model LP-80 and measurements were performed at flowering stage with three measurements per plot.

Leaves area at flowering (cm2)—Green leaves area of 4 plants per plot was measured at flowering stage. Measurement was performed using a Leaf area-meter.

SPAD at vegetative stage (SPAD unit)—Chlorophyll content was determined using a Minolta SPAD 502 chlorophyll meter and measurement was performed at vegetative stage. SPAD meter readings were done on fully developed leaves of 4 plants per plot by performing three measurements per leaf per plant.

SPAD at flowering (SPAD unit)—Chlorophyll content was determined using a Minolta SPAD 502 chlorophyll meter and measurement was performed at flowering stage. SPAD meter readings were done on fully developed leaves of 4 plants per plot by performing three measurements per leaf per plant.

SPAD at grain filling (SPAD unit)—Chlorophyll content was determined using a Minolta SPAD 502 chlorophyll meter and measurement was performed at grain filling stage. SPAD meter readings were done on fully developed leaves of 4 plants per plot by performing three measurements per leaf per plant.

RUE (Radiation use efficiency)—(gr/% canopy coverage)—Total dry matter produced per intercepted PAR at flowering stage was calculated by dividing the average total dry matter per plant at flowering by the percent of canopy coverage.

Lower stem width at flowering (mm)—Lower stem width was measured at the flowering stage. Lower internodes from 4 plants per plot were separated from the plant and their diameter was measured using a caliber.

Upper stem width at flowering (mm)—Upper stem width was measured at flowering stage. Upper internodes from 4 plants per plot were separated from the plant and their diameter was measured using a caliber.

All stem volume at flowering (cm3)—was calculated based on Formula L above.

Number days to heading (num)—Number of days to heading was calculated as the number of days from sowing till 50% of the plot arrive heading.

Number days to heading (GDD)—Number days to heading according to the growing degree units method. The accumulated GDD from sowing until heading stage.

Number days to anthesis (num)—Number of days to flowering was calculated as the number of days from sowing till 50% of the plot arrive anthesis.

Number days to anthesis (GDD)—Number days to anthesis according to the growing degree units method. The accumulated GDD from sowing until anthesis stage.

Number days to maturity (GDD)—Number days to maturity according to the growing degree units method. The accumulated GDD from sowing until maturity stage.

N (Nitrogen) use efficiency (kg/kg)—was calculated based on Formula LI above.

Total NUtE—was calculated based on Formula LIII above.

Grain NUtE—was calculated based on Formula LV above.

NUpE (kg/kg)—was calculated based on Formula LII above.

N (Nitrogen) harvest index (Ratio)—was calculated based on Formula LVI above.

% N (Nitrogen) in shoot at flowering—% N content of dry matter in the shoot at flowering.

% N (Nitrogen) in head at flowering—% N content of dry matter in the head at flowering.

% N in (Nitrogen) shoot at harvest—% N content of dry matter in the shoot at harvest.

% N (Nitrogen) in grain at harvest—% N content of dry matter in the grain at harvest.

Data parameters collected are summarized in Tables 60-61 herein below.

TABLE 60
Sorghum correlated parameters
under normal and low N conditions (vectors)
Correlated parameter withCorrelation ID
% Canopy coverage (F) [%]1
% yellow leaves number (F) [%]2
% yellow leaves number (H) [%]3
% N in grain (H) [%]4
% N in head (F) [%]5
% N in shoot (F) [%]6
% N in shoot (H) [%]7
1000 grain weight [gr.]8
All stem volume (F) [cm3]9
Average heads weight per plant (F) [gr.]10
Flag Leaf thickness (F) [mm]11
Grain N utilization efficiency [ratio]12
Grain area [cm2]13
Grain fill duration [num]14
Grain fill duration (GDD)15
Grains yield per dunam [kg]16
Grains yield per head (RP) [gr.]17
Grains number per dunam [num]18
Grains per plant (plot) [num]19
Grains yield per plant (plot) [gr.]20
Harvest index (plot) [ratio]21
Head Area [cm2]22
Heads dry weight per dunam [kg]23
Heads index (SP) [Ratio]24
Heads per plant (RP) [num]25
Leaf carbon isotope discrimination (H) (%)26
Leaf temperature (F) [° C.]27
Leaf water content (F) [%]28
Leaves area (F) [cm2]29
Lower Stem width (F) [mm]30
Main head grains num per plant [num]31
Main head grains yield per plant [gr]32
N harvest index [ratio]33
N use efficiency [ratio]34
Number days to Anthesis [num]35
Number days to Anthesis (GDD)36
Number days to Flag leaf senescence [num]37
Number days to Flag leaf senescence (GDD)38
Number days to Heading (GDD)39
Number days to Maturity (GDD)40
NupE (H) [ratio]41
PAR_LAI (F) [μmol m−2 S−1]42
Plant height growth [cm/day]43
RUE [gr./% canopy coverage]44
RWC (F) [%]45
SPAD (F) [SPAD unit]46
SPAD (GF) [SPAD unit]47
SPAD_(veg) [SPAD unit]48
Secondary heads grains yield per plant [gr.]49
Specific leaf area (F) [cm2/gr]50
Stem water content (F) [%]51
TDM (F)/water until flowering [gr./lit]52
TDM (SP)/water until maturity [kg/lit]53
Tillering per plant (SP) [number]54
Total Heads per dunam (H) [number]55
Total N utilization efficiency (H) [ratio]56
Total dry matter per plant (F) [gr.]57
Total dry matter per plant (SP) [kg]58
Upper Stem width (F) [mm]59
VDW (F)/water until flowering [gr./lit]60
VDW (SP)/water until maturity [gr./lit]61
Vegetative DW per plant (F) [gr.]62
Vegetative DW per plant (RP) [kg]63
Yield per dunam filling rate [kg/day]64
Yield per dunam/water until maturity [kg/ml]65
Yield per plant filling rate [gr./day]66
Yield/SPAD (GF) [ratio]67
Table 60. Provided are the Sorghum correlated parameters (vectors). “kg” = kilograms; “gr.” = grams; “RP” = Rest of plot; “SP” = Selected plants; “lit” = liter; “ml” milliliter; “cm” = centimeter; “num” = number; “GDD” Growing degree day; “SPAD” = chlorophyll levels; “FW” = Plant Fresh weight; “DW” = Plant Dry weight; “GF” = grain filling growth stage; “F” = flowering stage; “H” = harvest stage; “N”—Nitrogen; “NupE”—Nitrogen uptake efficiency; “VDW” = vegetative dry weight; “TDM” = Total dry matter. “RUE” = radiation use efficiency; “RWC” relative water content; “veg” = vegetative stage.
TABLE 61
Sorghum correlated parameters under drought conditions (vectors)
Correlated parameter withCorrelation ID
% Canopy coverage (F) [%]1
% yellow leaves number (F) [%]2
% yellow leaves number (H) [%]3
1000 grain weight [gr.]4
All stem volume (F) [cm3]5
Average heads weight per plant (F) [gr.]6
Flag Leaf thickness (F) [mm]7
Grain area [cm2]8
Grain fill duration [number]9
Grain fill duration (GDD)10
Grains yield per dunam [kg]11
Grains yield per head (RP) [gr.]12
Grains number per dunam [number]13
Grains per plant (plot) [number]14
Grains yield per plant (plot) [gr.]15
Harvest index (plot) [ratio]16
Head Area [cm2]17
Heads dry weight per dunam [kg]18
Heads index (SP) [ratio]19
Heads per plant (RP) [number]20
Leaf carbon isotope discrimination (H) (%)21
Leaf temperature (F) [° C.]22
Leaf water content (F) [%]23
Leaves area (F) [cm2]24
Lower Stem width (F) [mm]25
Main head grains num per plant [num]26
Main head grains yield per plant [gr.]27
Number days to Anthesis [number]28
Number days to Anthesis (GDD)29
Number days to Flag leaf senescence [number]30
Number days to Flag leaf senescence (GDD)31
Number days to Heading (GDD)32
Number days to Maturity (GDD)33
PAR_LAI (F) [μmol m−2 S−1]34
Plant height growth [cm/day]35
RUE [gr./% canopy coverage]36
RWC (F) [%]37
SPAD (F) [SPAD unit]38
SPAD (GF) [SPAD unit]39
SPAD_(veg) [SPAD unit]40
Secondary heads grains yield per plant [gr.]41
Specific leaf area (F) [cm2/gr.]42
Stem water content (F) [%]43
TDM (F)/water until flowering [gr./lit]44
TDM (SP)/water until maturity [kg/lit]45
Tillering per plant (SP) [number]46
Total Heads per dunam (H) [number]47
Total dry matter per plant (F) [gr.]48
Total dry matter per plant (SP) [kg]49
Upper Stem width (F) [mm]50
VDW (F)/water until flowering [gr./lit]51
VDW (SP)/water until maturity [gr./lit]52
Vegetative DW per plant (F) [gr.]53
Vegetative DW per plant (RP) [kg]54
Yield per dunam filling rate [kg/day]55
Yield per dunam/water until maturity [kg/ml]56
Yield per plant filling rate [gr./day]57
Yield/SPAD (GF) [ratio]58
Table 61. Provided are the Sorghum correlated parameters (vectors). “kg” = kilograms; “gr.” = grams; “RP” = Rest of plot; “SP” = Selected plants; “lit” = liter; “ml”—milliliter; “cm” = centimeter; “num” = number; “GDD”—Growing degree day; “SPAD” = chlorophyll levels; “FW” = Plant Fresh weight; “DW” = Plant Dry weight; “GF” = grain filling growth stage; “F” = flowering stage; “H” = harvest stage; “N”—Nitrogen; “NupE”—Nitrogen uptake efficiency; “VDW” = vegetative dry weight; “TDM” = Total dry matter. “RUE” = radiation use efficiency; “RWC” relative water content; “veg” = vegetative stage.

Thirty-six different sorghum inbreds and hybrids lines were grown and characterized for different parameters (Tables 60-61). The average for each of the measured parameter was calculated using the JMP software (Tables 62-76) and a subsequent correlation analysis was performed (Tables 77-79). Results were then integrated to the database.

TABLE 62
Measured parameters in Sorghum accessions under normal conditions
L/
Corr.
IDL-1L-2L-3L-4L-5L-6L-7
187.28190.11175.67075.59976.13869.92884.375
20.1440.2440.0800.1340.2740.1320.101
30.2650.1570.3230.3890.3230.0950.139
41.910NA1.6212.086NA1.594NA
52.315NA2.7221.844NA1.970NA
61.729NA1.4141.303NA1.602NA
71.080NA0.5590.722NA1.112NA
829.79632.04433.78231.33529.96424.14618.356
923261.219941.614878.431092.439294.613029.433015.4
1017.00517.7209.72710.18337.67911.14011.271
110.1790.1440.1440.1640.1270.1860.138
1218.510NA35.87231.063NA30.945NA
130.1190.1330.1300.1360.1300.1050.092
1435.032.431.032.427.632.823.4
15459.6407.9396.8423.6358.8414.6305.6
16818.9893.2861.8912.8661.8612.2421.0
1730.31132.84925.40821.42737.29433.22617.030
1827117640277020002502102029202780212649802513246020308520
192766.23370.43162.24531.23464.53570.42267.5
2077.2103.5100.8130.3100.372.443.5
210.2250.2710.2810.3350.2710.3060.126
22134.40396.685112.799101.680106.06584.074105.631
231.0461.0620.9561.0100.7970.7680.747
240.3450.3990.3930.4530.3840.5360.344
251.1251.3061.7122.2801.1441.1511.287
26−12.858−13.200−13.116−12.834−13.160−13.047−13.160
2731.71929.18230.39529.62730.43329.99829.777
2865.971NA74.09071.84063.29377.50070.016
2916514.412058.412787.09932.211459.39116.49023.2
3019.96515.45914.23118.43615.98916.37615.415
311322.31669.91615.11624.31784.31480.91008.7
3238.22153.81155.64451.04153.35635.97919.751
330.354NA0.5820.648NA0.493NA
3445.49349.62347.87650.71336.76434.01123.390
3589.20083.00085.80088.40088.80084.25093.400
36777.6709.7740.6768.4773.0725.7831.9
37141.0119.0125.5139.0117.2NA126.8
381469.51165.81254.91441.21142.7NA1272.0
39739.4625.3709.0721.1763.8629.6769.5
401237.21117.61137.41191.91131.71137.41137.4
411.913NA1.3251.560NA1.101NA
425.3435.5814.4153.7633.6204.0094.920
431.2392.5492.0392.0112.7641.1182.183
442.2751.3391.0251.1112.1051.0711.959
4590.82191.67891.19288.71388.25984.49387.219
4656.86552.45249.17055.13248.23953.32348.915
4756.25556.29353.34759.05852.03954.24847.028
4848.51742.45043.11442.13139.27245.96733.339
492.4527.0042.20130.9875.7232.8382.331
50137.546148.278164.775175.755162.372150.487110.243
5153.79477.83179.82278.52767.25077.97571.874
520.6740.4550.2750.2820.5420.2780.454
530.0380.0470.0430.0480.0470.0300.037
541.2333.2764.1333.1721.1002.3333.067
5525950252503135037950159181625023200
5691.317NA123.16089.001NA93.670NA
57198.503120.89577.76383.147159.60770.670143.281
580.1930.2180.1980.2350.2170.1370.172
5911.2849.9328.12510.6649.8639.0228.265
600.6160.3880.2400.2480.4140.2360.418
610.0250.0280.0260.0260.0290.0130.024
62181.498103.17568.03672.964121.92859.530132.010
630.0970.1030.1060.0880.1010.0800.126
6423.35827.64927.84328.18823.94820.03217.887
651.6171.9191.8511.8511.4221.2610.904
661.1101.8801.8602.5422.1001.1330.932
6724.01633.69033.96648.08937.96028.38523.686
Table 62: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (“L” = Line) under normal conditions. Growth conditions are specified in the experimental procedure section.
TABLE 63
Measured parameters in additional Sorghum accessions under normal conditions
L/
Corr.
IDL-8L-9L-10L-11L-12L-13L-14
1NA89.50295.07692.84167.34280.36772.241
20.0000.0610.1450.1300.1830.0960.121
30.1660.5780.5500.3210.2310.0400.129
4NA1.796NANANANANA
5NA1.369NANANANANA
6NA1.795NANANANANA
7NA1.151NANANANANA
822.63623.19717.26526.97424.67722.56416.849
99480.221372.257928.142021.215340.910035.220685.1
106.76611.97322.37535.6958.80510.34723.983
11NA0.1790.1500.2060.1780.1970.173
12NA26.691NANANANANA
130.1190.0980.0860.1160.1050.1030.083
1437.032.420.835.237.441.029.3
15433.9425.1285.1479.2478.2528.2401.3
16154.3663.3457.0473.8257.0664.8297.9
178.57227.91730.83939.4699.21329.01315.133
186938386266209802356628016059440100478742496970015586667
19883.93870.33226.63209.91567.82899.63451.8
2018.789.457.386.937.167.962.4
210.1720.2950.0620.1770.1680.2910.150
22226.157156.424120.418210.453121.30274.783244.476
230.2410.8500.5880.6130.4950.8460.336
240.4140.4850.1270.3100.4760.4430.322
251.0381.3970.9501.0021.3171.2561.428
26−13.473−12.825−12.990−13.379−12.587−13.140NA
27NA29.51831.39828.67229.79229.70529.464
2870.19973.16471.10769.66080.11675.59770.564
293520.412434.218050.216771.27915.88866.218167.7
309.30320.50321.94822.63517.90213.73424.669
31450.11979.21582.71734.6932.81362.52390.5
329.95246.64828.46146.90622.19831.05843.412
33NA0.479NANANANANA
348.57436.85225.39026.32014.27936.93216.553
3577.75090.200119.000107.00083.80084.000113.333
36650.1790.91167.91008.4719.1721.11091.8
37112.6148.8149.3152.2148.7121.3152.0
381078.81581.41588.71630.51580.31198.41628.1
39630.5756.2NA945.3621.2663.5945.3
401084.01216.01453.01487.61197.21122.61493.0
41NA1.527NANANANANA
42NA6.0367.0903.8982.9354.5952.359
432.8390.8201.4861.1991.1061.1990.616
44NA1.2133.1282.5041.0930.8533.219
4591.50183.98185.87789.03685.51688.04389.730
46NA57.60753.64959.82250.90254.49758.942
4760.12759.92750.53558.64251.88752.72257.114
4848.86445.61739.56743.69445.17542.74736.967
490.1074.3720.215NA2.7501.4680.700
50191.109123.281143.880118.611171.938154.855121.095
5183.44872.34074.51463.23676.24275.93456.029
520.1230.3540.6190.5810.2590.2650.514
530.0140.0330.0740.0440.0280.0220.045
541.4332.9331.7002.2333.2672.1331.941
5517500223001475011450247002125018694
56NA88.485NANANANANA
5726.001108.460292.856232.74572.54068.447233.233
580.0600.1700.4150.2480.1320.1070.252
597.7779.9527.34111.8829.9389.1959.462
600.0920.3160.5890.4920.2280.2240.461
610.0080.0170.0640.0310.0150.0120.031
6219.23696.488278.538197.05063.73558.100209.250
630.0330.0740.4740.1780.0580.0780.126
643.96820.50021.87213.1936.88019.82710.751
650.3211.3110.8110.8410.5151.3860.529
660.2791.5791.3911.3580.6690.8551.507
677.54535.97432.96529.78220.16826.24842.091
Table 63: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (“L” = Line) under normal conditions. Growth conditions are specified in the experimental procedure section.
TABLE 64
Measured parameters in additional Sorghum accessions under normal conditions
L/
Corr.
IDL-15L-16L-17L-18L-19L-20L-21
172.68366.33890.91168.46192.99362.23285.473
20.1880.2290.2460.0360.1730.0150.147
30.1420.2130.2720.2410.3020.1410.042
4NANANANANANANA
5NANANANANANANA
6NANANANANANANA
7NANANANANANANA
828.15421.77216.87237.02618.16928.83517.383
912649.415432.614500.726609.817621.513556.312018.1
109.56614.1457.66024.73824.10013.47516.594
110.1690.1950.1440.2090.1620.2040.189
12NANANANANANANA
130.1220.1150.0820.1460.0930.1210.089
1429.025.226.229.829.829.823.2
15364.0331.6342.0390.9395.4385.1303.8
16731.8609.8378.1470.8291.5496.6611.0
1733.02529.50314.87822.1758.10029.57030.116
1823737260255345201931931612802788146296001664344231788060
193187.13304.82184.22187.11951.82731.13818.6
2088.072.939.176.037.075.967.5
210.3240.3220.1870.1790.1100.3510.264
2282.036106.139129.33586.31183.329114.02690.007
230.8600.7620.6460.6020.6190.5230.717
240.4720.5190.3020.3260.2780.5080.350
251.0920.9951.2381.5302.0571.0291.125
26−12.993−12.733−13.153−13.293−13.003−13.193−12.820
2731.27831.21930.15730.91428.89230.67730.455
2875.27563.08671.86576.10366.48378.47376.381
2916019.620833.013190.416299.612096.811573.211655.8
3016.07920.90216.86822.27416.30419.22119.066
311554.31950.9993.2848.9686.61329.01808.6
3243.15843.20817.96231.77812.95437.84932.471
33NANANANANANANA
3440.65533.87621.00726.15716.19527.58733.944
3584.60098.00090.60094.250101.75088.20094.400
36728.4892.5795.5843.1940.9769.5845.1
37124.6NANA152.0146.5NA137.0
381242.8NANA1628.11548.8NA1412.0
39697.4853.3728.4755.8892.4655.3763.8
401092.41224.11137.41234.01336.31154.51148.8
41NANANANANANANA
423.7613.5256.3773.8663.9753.0484.783
431.4100.8570.8991.2231.5160.7280.672
441.0572.4240.8923.9571.6311.3252.274
4591.94491.41183.59690.87987.87890.20189.471
4652.61649.06253.88561.51351.44251.58347.937
4754.25049.78754.84261.80354.22355.64851.650
4845.10042.95040.21142.36331.74649.62241.847
490.9470.2535.63210.9575.3655.8901.704
50179.108183.038159.180157.503111.333163.526142.593
5182.15454.69776.65948.34962.76581.03429.074
520.2590.4450.2700.7910.4090.2570.557
530.0280.0250.0270.0450.0280.0280.028
541.8001.3671.8934.5005.1252.7001.100
5519607183002315022688433481487418626
56NANANANANANANA
5774.384153.13081.275258.144151.94476.769187.014
580.1300.1260.1260.2260.1580.1320.132
598.00111.4337.68912.3116.84910.7617.708
600.2260.4040.2440.7150.3440.2120.508
610.0150.0120.0190.0310.0180.0130.019
6264.818138.98573.615233.406127.84463.294170.420
630.0780.0580.0520.1440.1310.0550.080
6425.24424.20914.89815.89310.41116.37827.151
651.5721.2040.8120.9430.5271.0671.313
661.5001.7180.8141.4480.6271.5191.498
6728.84539.38520.53319.31218.41327.83536.209
Table 64: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (“L” = Line) under normal conditions. Growth conditions are specified in the experimental procedure section.
TABLE 65
Measured parameters in additional Sorghum accessions under normal conditions
L/
Corr.
IDL-22L-23L-24L-25L-26L-27L-28
176.02592.10488.44662.17554.72894.41157.550
20.0430.1250.2450.1280.1140.3270.077
30.0590.4130.7880.1880.1520.6350.139
4NANA1.5421.604NANANA
5NANA1.8621.651NANANA
6NANA0.7951.293NANANA
7NANA0.4080.834NANANA
821.37827.97527.04628.95120.93729.44222.508
98397.128819.252862.123299.48716.9NA18934.9
108.59427.63517.49915.46315.008NA20.314
11NA0.1640.1750.1470.1530.1700.177
12NANA35.13039.995NANANA
130.1030.1290.1160.1290.1030.1250.112
1440.635.225.031.633.020.428.6
15500.3476.6343.1415.1423.7268.2363.8
16307.6221.0685.9792.0449.8626.1497.1
1713.2918.40337.59548.25225.12431.62630.856
181313096266534432393312024881460194562601963982021045320
192058.71109.83819.25346.82650.33204.73102.0
2044.333.6101.5153.456.493.669.0
210.2710.0760.1740.3670.2500.2380.245
2255.030200.519136.462192.12585.898119.330151.300
230.3610.4170.9810.8980.6360.7480.826
240.4170.2040.3370.5940.4530.3580.586
251.8232.1791.0591.2901.0221.4431.143
26−12.720−13.077−12.408−13.138−12.827−12.677−13.003
2728.56029.17328.56529.96331.46531.66131.462
28NA67.30369.97868.16072.92367.29576.050
296785.614171.821989.213038.310639.6NA14682.2
3014.97520.27721.86818.88818.94223.16321.965
31756.2573.12299.13152.21392.11579.31438.0
3216.79917.54062.19289.34529.96846.76033.521
33NANA0.5420.641NANANA
3417.08812.28038.10543.99824.98934.78227.619
3574.400106.000115.20089.60085.400102.00086.200
36611.9996.21115.4782.2736.1945.3745.5
37NA148.6143.0132.0NA150.8113.0
38NA1579.11498.61343.5NA1610.71084.0
39530.3945.3945.3740.6693.3879.3709.0
401112.21472.81458.51197.31159.81213.41109.2
41NANA1.2111.089NANANA
423.5644.3433.2592.8812.3727.2752.811
430.9711.1521.1161.5980.7820.9720.872
440.6653.1913.3622.5691.450NA1.450
4594.61588.73489.24789.33890.47691.91091.291
4652.65754.71252.45557.74253.53550.16254.922
4747.16855.99752.39557.60756.56552.33854.393
4840.92235.68941.16743.27844.88140.23942.969
494.1031.835NA5.0491.249NANA
50166.853108.385139.894164.925164.415NA156.660
51NA57.26768.46953.46079.583NA84.561
520.2420.7220.6270.4570.251NA0.277
530.0150.0440.0530.0490.0250.0350.026
543.5004.8331.0001.2002.0671.2001.000
5522218273331585013893163001715014650
56NANA169.680105.928NANANA
5749.924292.635293.874134.60070.658NA81.484
580.0680.2490.2980.2400.1190.1760.123
598.2448.40811.42910.4129.61811.29011.574
600.2000.6540.5890.4050.198NA0.208
610.0080.0360.0350.0200.0140.0220.011
6241.331265.000276.375119.13855.650NA61.170
630.0620.2340.2190.0870.0640.1530.089
647.5516.50027.78425.60213.99530.55517.432
650.6610.3921.2171.6180.9581.2531.068
660.5150.5792.4972.9010.9232.4221.173
6720.55211.45843.99153.27825.07431.33026.607
Table 65: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (“L” = Line) under normal conditions. Growth conditions are specified in the experimental procedure section.
TABLE 66
Measured parameters in additional Sorghum accessions under normal conditions
L-29L-30L-31L-32L-33L-34L-35L-36
85.79788.76792.56787.28681.63690.12966.24382.308
0.0900.1270.3000.1710.0330.0870.2400.131
0.0000.0180.1680.2560.1170.1480.2260.263
NANA1.841NANA1.557NA1.840
NANA1.927NANA1.704NA2.047
NANA1.324NANA1.235NA1.340
NANA0.971NANA1.231NA0.631
25.94928.40726.75221.83325.43223.45722.60928.331
14471.911682.412897.227195.918515.816533.514367.445771.7
14.80812.2399.89929.62737.96417.00918.98724.612
NANANA0.2140.1890.1720.1680.156
NANA32.593NANA26.714NA19.842
0.1100.1200.1110.1020.1110.1090.1040.116
42.542.540.226.832.530.031.433.4
525.9525.9493.6352.0425.1394.9413.3438.2
693.9663.0668.8861.9904.6757.3874.2653.2
35.49935.63229.95655.99952.70646.21848.68027.175
2543932522595225235162203590304035910300306379403788750022720400
3607.62713.33012.85869.75994.74733.14927.13710.2
91.974.180.3130.1122.6108.7112.899.9
0.3580.3450.3160.2840.3120.3070.3080.135
115.146141.71499.027174.094245.323194.992180.424136.020
0.8160.8100.8451.0271.0140.9681.1390.787
0.5450.5830.5490.4660.5560.4640.4720.223
1.1521.1241.2151.0601.1421.1001.0001.458
−13.360−13.000−13.074−12.850NA−12.561−12.790−13.138
28.57329.03328.02030.09530.45630.08230.04730.042
NANANA52.56144.28135.41875.14265.973
10885.39702.012009.220599.416039.317728.817360.815975.6
17.35616.62915.10221.63120.55619.40915.65720.886
1964.21191.61513.42925.23386.42454.22247.42021.1
50.81534.03040.86665.66979.76957.32062.72956.619
NANA0.600NANA0.416NA0.365
38.55036.83637.15447.88250.25742.07548.56936.288
74.00074.00074.00094.00088.50093.00090.00092.000
607.3607.3607.3840.0769.5826.7786.8814.0
NANANA146.2NANANA141.3
NANANA1544.8NANANA1473.8
563.9537.3591.0769.5715.1756.1756.1768.4
1133.11133.11100.81191.91194.61221.51200.01252.2
NANA1.259NANA1.475NA1.753
4.7674.9595.7476.0565.2456.6803.3874.763
1.0230.9560.9850.8361.1230.8780.9411.778
0.8150.6350.6354.9364.0533.0102.1002.885
92.40091.80791.37987.24187.94285.65690.90392.520
53.86360.08351.13049.70057.01955.10053.85353.908
51.47954.69450.47354.40755.75453.63352.79155.657
43.45047.83943.08644.08645.07946.69744.81141.231
0.5470.4126.9793.4426.6501.205NA7.502
173.345151.866167.177104.02282.27866.905172.576131.264
NANANA20.55337.99437.39870.13266.732
0.3300.2710.2861.2261.0980.8140.4780.751
0.0300.0240.0270.0510.0460.0400.0400.079
3.5833.5422.8932.1671.0001.0671.1332.733
1987517979216001406416583154001650021250
NANA91.382NANA88.568NA129.502
68.15656.02359.009403.078323.425264.537140.877231.139
0.1410.1100.1280.2500.2270.1980.1980.397
10.1018.9108.77110.07511.5038.8068.56410.101
0.2580.2120.2381.1360.9690.7610.4140.672
0.0140.0120.0130.0270.0200.0220.0210.061
53.34843.78449.111373.451285.461247.528121.890206.527
0.0560.0620.0740.1280.0720.0830.0830.283
16.31715.58816.52332.23127.38225.11327.84220.006
1.4911.4241.4371.7441.8111.5161.7731.289
1.1980.8051.1212.4992.3971.9232.0141.840
37.98721.98432.67054.30058.94146.08550.53039.929
Table 66: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (“L” = Line) under normal conditions. Growth conditions are specified in the experimental procedure section
TABLE 67
Measured parameters in Sorghum accessions under drought conditions
Line/
Corr.
IDLine-1Line-2Line-3Line-4Line-5Line-6Line-7
178.35278.01071.04463.41569.90873.11977.679
20.2650.3950.2500.2270.5720.1180.259
30.4820.6890.6270.6450.6480.4990.407
427.43928.68634.53128.11925.84222.91817.494
51300813795118832278831653974119460
617.99013.8359.45612.47125.5449.7459.906
70.1500.1310.1440.1340.1310.1870.109
80.1170.1260.1350.1300.1220.1030.092
931.832.232.031.625.432.623.4
10415.250404.350403.300409.850330.450408.850306.550
11539.551494.005653.565568.314358.361474.717364.646
1229.00716.97917.26022.34722.50635.35815.765
1319183840172659202015162018904060126529681924080018560870
142226.72367.62602.63022.62051.12957.72089.8
1559.17662.69077.53582.57053.30267.11137.943
160.2120.2190.2730.3060.1940.3600.126
17102.63379.92782.53178.49672.27672.38981.281
180.7050.6170.7240.6300.4920.5480.568
190.3370.3440.3810.4500.3320.5580.317
200.9911.8982.0721.7001.0851.0080.980
21−13.414−13.017−13.382−13.459−13.873−13.370−13.373
2231.24732.38333.13231.79030.90330.87730.608
2362.944NA70.94369.16552.28276.83560.839
2413806.810419.010992.010397.810516.76092.06199.8
2518.28714.35514.35519.09616.93214.93614.148
261095.968998.7321092.3351171.0341082.7011401.8981073.967
2730.35929.02437.87432.87928.81832.25719.801
2889.682.683.487.490.682.295.0
29784.8704.9714.2757.7795.5700.4853.3
30130.5114.2114.0122.4114.2126.7121.4
311325.31100.81098.11213.01100.81274.71199.2
32748.2634.9654.4723.6754.3624.8779.1
331200.01109.21117.51167.51125.91109.21159.8
344.0293.9663.7953.0483.0393.9213.843
350.8782.0661.5711.3261.8701.1302.069
362.1561.2931.2701.3812.1270.7841.403
3783.15284.26686.92681.74982.84089.48577.472
3852.36549.91045.25350.39743.08351.76245.108
3953.56149.29347.65751.11242.56254.85245.172
4048.93643.20842.79742.11735.54247.49235.083
410.0404.8544.63614.1923.0581.1453.180
42126.869146.608158.066160.683116.771135.76883.774
4342.91875.71375.80777.10666.00475.82071.374
440.9370.6250.5320.4980.8470.3700.577
450.0560.0630.0580.0550.0510.0360.061
461.1073.2003.4333.3001.0001.1004.379
4717250292573600023967152501268821430
48161.696.182.784.2145.356.0109.1
490.1570.1630.1520.1480.1340.0930.162
509.3279.1147.80210.1509.8248.7177.802
510.8330.5350.4720.4240.6980.3060.525
520.0390.0420.0360.0310.0340.0160.042
53143.63882.26073.27571.738119.79546.25599.235
540.0820.0860.0830.0750.0870.0460.105
5517.07015.35620.62417.89214.01114.57315.448
561.9361.9222.4812.1081.3861.8471.374
570.9781.0521.3541.3931.1621.0140.946
5820.59125.63829.81732.10327.30928.43426.690
Table 67: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (“L” = Line) under drought conditions. Growth conditions are specified in the experimental procedure section.
TABLE 68
Measured parameters in additional Sorghum accessions under drought conditions
Line/
Corr.
IDLine-8Line-9Line-10Line-11Line-12Line-13Line-14
1NA91.009NA80.98870.46779.80975.754
20.0000.3210.2780.3140.2340.1150.301
30.2100.6250.7600.6750.5730.3640.427
421.71821.76512.29928.29723.75223.52927.665
579251539146856266001323581019566
65.94211.0748.45515.9257.9069.8608.572
7NA0.1650.1450.1710.1450.1630.162
80.1130.0970.0700.1200.1060.1050.121
937.028.318.328.837.230.629.8
10453.500369.250193.900391.700469.150384.250374.550
11176.209586.83895.022321.492275.869459.694426.101
1210.82423.1906.56616.6969.49325.78122.166
13810615425074700647027610728240110828801781075014047530
14922.63192.61275.32368.51297.72280.51687.8
1518.75468.58517.45466.28829.76853.87846.381
160.1920.2960.0270.1740.1800.2520.349
17188.433128.80480.847114.85778.77570.47754.292
180.2650.7060.2270.3540.4430.5660.588
190.4640.4690.0830.2910.4210.4340.500
201.0481.3620.9481.1211.4581.1931.045
21−14.197−13.146−13.423−13.618−12.775−13.560−13.117
22NA31.738NA30.61230.14331.09032.813
2371.13068.44465.26563.31079.04975.83071.806
242894.09764.513474.814964.69651.06615.410532.6
259.01919.93523.12521.70517.47613.40317.250
26363.4331590.208817.4001579.043630.300898.267875.433
277.77535.16811.28245.21015.01721.26624.160
2876.090.3132.0112.480.483.484.2
29630.5791.91343.31080.7679.7713.9723.6
30111.8143.3150.0150.6147.3113.0114.0
311068.31501.61599.41607.31558.91084.01098.2
32630.5736.4NA945.3625.3607.3709.0
331092.41161.11602.81472.41148.81098.11098.1
34NA6.238NA3.2333.1674.8033.799
352.4700.6971.1001.0010.7951.0360.982
36NA1.062NA2.5470.9290.7970.822
3789.69079.575NA85.39286.91884.46084.347
38NA48.829NA50.91550.77852.04850.596
3955.54450.777NA52.81351.51052.92248.402
4047.15044.64239.31144.15342.03944.36946.417
410.4876.895NA0.8371.1190.3732.202
42188.735106.49496.881104.467161.086116.682152.401
4383.19968.18553.83856.66878.38974.75077.709
440.1790.5601.1770.8730.4290.4140.384
450.0140.0480.1090.0580.0330.0410.030
461.2002.8261.0671.6673.2672.8282.759
4716700230631245013300295001784318813
4822.496.9398.9209.761.063.061.6
490.0400.1190.3630.1950.0850.1050.077
507.2449.3167.95611.0118.5848.3218.269
510.1280.4961.1510.8060.3730.3500.330
520.0070.0260.1000.0410.0190.0230.016
5316.46785.863390.344193.77053.12453.16153.048
540.0350.0670.2800.1190.0440.0600.041
554.41520.9094.67610.4477.35514.82914.568
560.6362.2340.2860.9481.0731.7891.658
570.1631.3220.5291.5610.4110.6930.836
587.74833.179NA29.54613.34717.03818.455
Table 68: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (“L” = Line) under drought conditions. Growth conditions are specified in the experimental procedure section.
TABLE 69
Measured parameters in additional Sorghum accessions under drought conditions
Line/
Corr.
IDLine-15Line-16Line-17Line-18Line-19Line-20Line-21
163.08782.77461.84391.39769.40678.02372.962
20.3340.4370.1130.2980.0730.2930.134
30.3620.5890.6280.3120.3980.3560.151
423.39917.18036.53215.75524.58617.80621.837
5128131228619751127681109099246585
612.2609.46237.02510.63812.84620.4687.308
70.1950.1290.2070.1660.1630.169NA
80.1210.0820.1450.0870.1110.0920.105
923.628.030.323.032.622.440.2
10309.550365.550397.938311.800413.550291.750493.550
11267.312311.951289.762124.816507.414430.251254.426
1218.79014.78512.6263.99734.06723.35513.395
13108462781558242082478856942220185924802171338010884158
141724.41891.71683.0927.22955.12902.02221.1
1539.72834.49956.86215.11473.52552.51248.784
160.1960.1760.1630.0600.3620.2180.265
1765.790120.48184.26659.883116.99473.91160.152
180.3240.4410.3670.2780.5570.4760.298
190.3660.3410.3000.1870.5300.3130.405
200.7341.1601.8631.5901.0371.0901.855
21−13.373−13.297−13.463−13.000−13.203−13.147−13.527
2232.43132.05331.14629.93530.20831.47729.370
2368.13363.31372.54361.27375.18049.663NA
2415978.111762.417356.513226.212471.014010.04967.2
2521.79817.39121.64117.46419.07518.93714.289
261008.699932.233871.419440.9001460.1321488.968836.533
2723.65716.93631.8817.22736.16927.16519.778
2898.689.294.3109.083.694.074.0
29900.5777.6843.11032.8715.5840.0607.3
30NANA143.8148.0131.0114.5116.0
31NANA1508.41570.01332.11105.01126.0
32859.8733.3775.3945.3655.5757.7526.3
331210.01143.11241.11344.61129.01131.71100.8
342.4594.8822.6223.5993.5414.2233.209
350.6670.8890.9551.2710.8270.6770.811
362.7781.0124.2271.8781.1832.7880.645
3786.63178.46285.82886.58989.62482.92790.251
3850.10351.08257.48748.75353.70346.73850.180
3949.07253.95058.408NA55.63748.49347.695
4043.77540.13346.70338.44245.96140.67843.003
412.0292.3582.6281.4594.9340.1031.396
42153.212128.423145.79587.743182.98781.273115.342
4349.02874.30352.28958.04674.11733.404NA
440.9140.4891.3020.7220.5341.2130.377
450.0380.0470.0650.0390.0400.0520.027
462.7001.3214.0003.7672.3671.6794.900
4712750194932083328979146501695018229
48179.382.6240.6171.081.5219.447.1
490.1060.1200.1910.1230.1020.1320.069
509.9907.64411.8056.5839.7507.2597.540
510.8520.4331.0960.6460.4491.1020.319
520.0240.0240.0450.0310.0190.0370.016
53166.99473.170203.563152.47068.615198.94339.832
540.0740.0570.1180.1020.0540.0800.124
5511.24711.1859.8406.22015.75719.3316.372
560.9681.2140.9980.4051.9741.6740.990
571.0370.6401.1370.3811.1881.2340.531
5821.53018.17616.057NA27.64730.35318.934
Table 69: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (“L” = Line) under drought conditions. Growth conditions are specified in the experimental procedure section.
TABLE 70
Measured parameters in additional Sorghum accessions under drought conditions
Line/
Corr.
IDLine-22Line-23Line-24Line-25Line-26Line-27Line-28
190.72589.32263.40358.65690.32469.26678.521
20.2680.4410.3440.2150.4060.2390.225
30.7250.8430.6300.3960.7090.5170.283
426.52825.81427.59821.84826.82918.37324.199
5198592990418695751315653146068279
617.59414.91632.57510.57217.71020.43818.601
70.1570.1540.1470.1400.1750.157NA
80.1240.1130.1300.1050.1230.0980.107
932.425.429.232.825.026.640.3
10445.700349.800381.150418.800338.100337.300494.375
1173.585443.706475.258346.323243.625317.094537.350
126.22928.22833.82121.88011.81421.90532.903
13260762315608820164279201466006484947281510538019961625
14344.22572.23186.72510.21468.42754.93990.9
157.61966.81886.30454.75738.83353.78297.093
160.0260.1790.3090.3030.1360.2090.382
1785.966101.763116.92676.03447.587129.080105.902
180.1600.6450.5540.4630.2680.6520.598
190.1050.3450.5360.4940.2100.6030.576
201.4880.9221.1711.0481.1541.0131.794
21−13.460−13.526−13.860−13.320−13.280−12.893−13.197
2231.15029.90831.02531.74231.67530.97028.544
2361.60268.32052.74473.42358.11772.016NA
2414354.014782.29583.39224.812185.811844.810118.5
2521.33821.53317.56618.66619.55720.49714.358
26130.1671545.8981637.4601351.168533.7011425.0001736.125
273.52640.53745.36829.84116.07228.46341.775
28113.0116.288.884.8107.286.474.0
291086.61128.6773.0730.01010.7746.7607.3
30148.0144.8114.0118.0144.0113.0116.0
311570.21524.01098.21154.51512.21084.01126.0
32854.5945.3734.5688.7801.9709.0607.8
331532.31478.41154.11148.81348.81084.01101.6
343.5353.4392.7072.3994.5683.5374.244
350.8770.6971.4250.7450.8030.8211.134
362.4422.2852.0531.1181.5261.2041.035
3787.86887.15675.52484.97289.15185.96390.046
3844.02948.58547.35852.49847.10553.84751.967
3941.94048.00545.90251.15845.94853.49349.990
4039.20138.29442.15845.28139.60642.35045.856
410.538NA0.4341.4379.145NA3.368
4296.152113.450107.560144.48693.734143.428122.910
4355.47158.48961.58174.22063.84580.472NA
440.8870.7750.7500.3900.5880.4880.658
450.0450.0630.0580.0490.0450.0430.045
463.8001.0331.1432.1722.0671.0002.826
4720283134501280214000187171275016564
48222.3203.2126.764.4137.280.382.2
490.1520.2140.1530.1260.1380.1100.115
508.07311.18011.8758.7619.33410.7388.701
510.8170.7190.5570.3260.5110.3640.509
520.0400.0420.0260.0210.0360.0170.019
53204.688188.31094.10053.816119.45559.88563.629
540.1780.1160.0610.0520.1130.0940.063
552.49717.86416.29110.78010.57912.07213.243
560.2171.3091.8061.3480.7941.2342.091
570.1311.6331.5500.9451.0231.0771.047
584.43232.08535.92926.70618.68726.87035.317
Table 70: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (“L” = Line) under drought conditions. Growth conditions are specified in the experimental procedure section.
TABLE 71
Measured parameters in additional Sorghum accessions under drought conditions
Line/
Corr.
IDLine-29Line-30Line-31Line-32Line-33Line-34Line-35
181.12591.19491.25975.63584.77264.81981.827
20.1630.4530.3500.2200.2270.4080.416
30.3560.6020.6330.3610.3650.5610.591
425.92924.78121.28421.64423.47923.95925.378
58487104911882311730138691614325030
610.98211.53122.16749.00713.31332.10912.350
7NANA0.1740.1770.1780.1550.146
80.1140.1090.1010.1020.1120.1090.110
939.039.023.830.826.029.335.6
10476.750476.750311.250403.500341.250383.125470.650
11542.866561.268582.815506.799712.873625.018397.261
1232.22732.25839.81541.73245.25343.94217.384
1318615532214118602567930023005825292063002792002515769504
144001.92671.34808.24663.84845.44510.12317.9
15107.42867.195101.62498.272110.29999.76054.332
160.3510.3240.2740.3290.3170.2940.117
17147.091102.130142.655141.282157.432113.91180.454
180.6480.6930.6910.6480.8000.7480.455
190.6050.5580.4460.5380.4710.4390.195
201.7021.0901.1350.9611.3191.0401.580
21−13.110−13.302−13.168NA−12.932−12.773−13.641
2229.02029.21832.12731.51030.36734.52931.704
23NANA69.85465.96152.71468.98462.975
243717.87510.615198.415660.326643.716453.516261.8
2515.71515.00221.25417.99121.41218.68418.087
261588.5021445.3662590.1682483.4982041.5571695.6681071.869
2742.42836.05355.95854.93848.32739.82526.772
2874.074.093.489.595.089.593.4
29607.3607.3831.9781.0853.3781.0831.8
30115.3113.0136.6134.0136.5139.0143.3
311116.31084.01406.81369.01405.51442.01501.9
32534.3563.9775.3727.2779.1753.6761.3
331084.01084.01143.11184.51194.51164.11260.6
344.0925.5776.0983.9354.9083.2333.997
350.9591.0480.8880.8580.8191.0381.575
360.7350.6582.5634.1523.9132.7422.504
3791.80590.93776.22880.929NA81.23581.174
3858.13050.57548.28955.18552.58652.32851.328
3951.91250.60750.56556.93351.07250.31750.353
4052.57844.66943.08946.90447.91744.09743.414
4113.56016.2584.5924.2372.9733.4162.669
4290.902109.171130.887121.179100.865133.746113.632
43NANA31.22425.06933.72963.16661.858
440.4730.4801.2871.8181.7521.0271.114
450.0530.0460.0750.0630.0550.0600.090
462.1723.1071.5001.6251.1111.7082.900
4715183189061330010875147781400023500
4859.160.0233.7307.3331.2173.5205.7
490.1360.1170.1930.1750.1560.1580.276
508.5668.9818.5829.9188.5519.3558.996
510.3850.3871.1641.5281.6820.8371.046
520.0210.0200.0420.0290.0290.0330.073
5348.09148.428211.564258.277317.871141.388193.358
540.0690.0580.1080.0550.1030.0950.152
5513.92014.39124.75916.53727.69321.38111.370
562.1122.1842.2681.8362.5012.3521.293
571.3660.8642.4521.9051.8951.4250.829
5837.74725.92252.12445.98441.34235.70024.229
Table 71: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (“L” = Line) under drought conditions. Growth conditions are specified in the experimental procedure section.
TABLE 72
Measured parameters in Sorghum accessions under low N conditions
Line/
Corr.
IDLine-1Line-2Line-3Line-4Line-5Line-6Line-7
170.98280.77871.06262.93265.10474.27883.123
20.1490.2040.1230.1400.2890.0630.099
30.3030.1770.0910.3030.3210.0480.275
42.012NA1.6411.494NA1.565NA
51.617NA2.3061.380NA2.062NA
61.223NA1.0051.417NA1.674NA
70.925NA0.6670.580NA0.992NA
829.77530.57535.40430.66729.21823.38620.149
921836193191529124497446491371530944
1019.63517.3159.96511.71438.66012.44513.735
110.1790.1470.1530.1300.1350.2000.149
1224.772NA29.65737.888NA28.942NA
130.1210.1270.1320.1330.1300.1030.094
1433.829.635.028.526.333.621.8
15444.5380.4439.7373.5273.3428.2285.2
16661.8769.5745.2653.3610.1581.2324.5
1734.15035.09623.13218.83042.75538.92415.023
1822070840244380202150434021499680206850202182580016454200
193110.73929.42654.63987.64127.23314.92216.5
2088.128115.99587.409113.013114.98479.51242.224
210.2380.2810.2450.2940.2700.3000.126
22135.426108.347102.784108.131133.97794.10297.673
230.8710.8830.8180.7370.6850.6730.505
240.4190.4080.3640.4140.3900.4470.310
251.1541.3491.6352.1580.9901.1271.147
26−12.781−13.107−12.994−12.832−13.047−13.437−12.963
2730.75029.23330.85330.26229.00830.26829.357
2870.470NA71.85971.84961.25076.63865.094
2916770.410615.29361.412263.612503.97283.27295.8
3019.65714.27014.10117.05617.31715.07916.105
311700.32239.11281.71754.32275.71569.71123.2
3249.89868.28945.83953.94666.98237.49923.114
330.498NA0.4870.566NA0.453NA
34330.902384.754372.597326.628305.061290.601162.240
3592.00086.80081.20089.60089.50084.00095.800
36814.0751.3689.4782.2781.0720.7863.7
37139.0117.0122.6133.0115.3NA126.4
381442.01139.81215.21357.91115.5NA1266.7
39762.250669.063675.083757.650757.650649.438823.417
401258.51131.71129.01154.51123.31148.81148.8
4114.711NA12.0038.510NA9.037NA
423.9494.0993.3623.0232.1443.8194.352
430.8992.1781.9231.4762.0941.3702.046
442.7461.2711.2871.5573.2250.8991.665
4591.27090.88891.34987.33989.63087.14684.594
4656.30549.67746.96548.59842.80554.76343.717
4754.54051.73047.53848.72244.57452.84747.843
4850.16739.12842.38938.89736.19241.51437.042
496.4290.7893.95718.9035.8330.1372.175
50155.139162.491161.900181.391148.290144.063100.333
5149.46681.59076.05577.96160.22179.40172.605
520.5460.3600.3260.3080.6390.2430.407
530.03840.04970.04580.05290.05630.02810.0392
541.1432.2335.0342.2001.1002.7933.000
5519050.019500.030600.029007.113250.014125.019550.0
5693.293NA120.520126.608NA99.805NA
57166.039103.71585.70190.811205.65666.689138.327
580.2000.2310.2130.2430.2620.1310.183
5910.7189.6787.8799.47410.8359.7838.964
600.4820.3000.2870.2690.5220.1980.367
610.0220.0300.0290.0330.0340.0160.027
62146.54686.40075.73679.097166.99654.244124.591
630.1140.1140.1020.0830.1010.0850.127
6419.97726.22721.48521.74622.04816.90214.848
651.2771.6531.6011.3281.3111.2490.697
661.5742.3461.4302.4262.8551.1391.153
6732.65643.47230.90652.05957.15229.51925.534
Table 72: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (Line) under low N conditions. Growth conditions are specified in the experimental procedure section.
TABLE 73
Measured parameters in additional Sorghum accessions under low N conditions
Line/
Corr.
IDLine-8Line-9Line-10Line-11Line-12Line-13Line-14
1NA87.39385.48493.11655.44674.11667.367
20.0000.1050.2000.0370.2400.1650.244
30.1990.4160.5900.3440.1860.0320.206
4NA1.759NANANANANA
5NA1.160NANANANANA
6NA1.314NANANANANA
7NA0.892NANANANANA
823.74622.83816.50324.82025.57025.17729.479
9865422139481884627815265978513167
106.74510.98310.18031.7207.65010.1309.523
11NA0.1690.1310.1750.1680.1850.181
12NA22.900NANANANANA
130.1210.0960.0830.1110.1100.1080.123
1437.033.322.027.834.831.628.6
15453.5437.0303.1381.1448.5400.9366.1
16152.0633.4389.1306.5283.0558.3690.4
1712.90127.97027.66220.9119.96527.62534.066
186420783261927332115682010734122108205402158165022437200
191326.94021.63454.51697.21472.73041.22942.7
2031.06090.24058.67944.11835.68674.67484.101
210.1940.2250.0650.0850.1650.3570.296
22235.316156.903136.671190.285117.01975.92278.987
230.2000.7560.5090.4700.4990.6270.783
240.3600.3630.1220.1760.4690.5100.460
251.0671.4140.9491.1261.4641.2581.110
26−13.617−12.690−13.107−13.168−12.587−13.127−12.997
27NA30.04432.52332.46229.50329.28830.948
2871.93969.21068.57569.27979.73176.65873.608
293501.012503.715699.722712.48595.48279.614579.4
308.96719.41020.61522.69418.01713.93116.957
31520.91874.61912.8732.1810.61593.31572.2
3212.33143.66932.98319.06319.80140.77546.400
33NA0.403NANANANANA
3475.982316.713194.545153.235141.521279.168345.200
3576.00091.000120.600113.80085.80084.40086.800
36630.5802.31189.11097.1740.6725.2751.6
37112.0147.0145.5154.2148.0137.0119.0
381070.91554.51534.31659.71570.21412.01165.8
39630.500734.917NA945.250661.900670.000717.083
401084.01239.31492.21478.11189.11126.01117.6
41NA11.607NANANANANA
42NA5.2174.9756.2812.1474.0172.835
432.5000.6471.1530.9580.7110.9991.122
44NA1.3512.8752.1491.0600.8771.046
4592.26787.17186.65288.08786.86785.89191.490
46NA51.18946.23857.36349.61753.64748.521
4750.11253.10842.77756.93349.05250.50048.795
4841.90040.08336.01739.36936.29740.44245.400
495.20010.090NA5.2481.4509.657NA
50189.473125.519140.628160.009159.603178.499157.837
5184.08567.66873.14671.74882.45474.35079.973
520.1180.3810.4820.4370.1960.2320.231
530.01790.04360.07420.05180.02530.02690.0361
541.8262.4711.2002.2672.5333.8331.536
5512833.320833.313166.714150.025900.018950.018250.0
56NA104.355NANANANANA
5726.195119.974240.975200.84555.27164.62368.036
580.0780.2230.4180.2920.1220.1250.168
597.8949.5036.87611.0069.4278.6808.355
600.0860.3460.4620.3680.1690.1950.199
610.0110.0280.0630.0430.0140.0130.015
6219.450108.992230.795169.12547.62154.49358.513
630.0530.1190.4670.1920.0590.0520.071
643.97618.90717.98611.8768.17917.22524.337
650.3161.2460.6900.5440.5671.1991.483
660.4891.5111.5180.7470.6061.4171.635
6712.03440.63040.85813.33017.47134.93831.887
Table 73: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (Line) under low N conditions. Growth conditions are specified in the experimental procedure section.
TABLE 74
Measured parameters in additional Sorghum accessions under low N conditions
Line/
Corr.
IDLine-15Line-16Line-17Line-18Line-19Line-20Line-21
171.20487.74466.57788.72969.23682.99161.314
20.2800.1080.1420.1970.0440.1760.009
30.2760.2150.0800.2270.0340.1510.057
4NANANANANANANA
5NANANANANANANA
6NANANANANANANA
7NANANANANANANA
822.65416.49636.95916.85026.57717.79321.080
91493418163289621874612235154537724
109.86511.36319.74416.13517.34813.8608.299
110.1770.1650.1990.1600.1830.185NA
12NANANANANANANA
130.1160.0790.1440.0890.1130.0880.101
1422.229.229.530.035.424.642.6
15293.6384.4389.3405.6454.6323.1527.5
16605.1366.7423.1280.2590.6454.7263.7
1737.09617.57316.1015.70436.43228.13113.219
1825344720200359201158282314659840208187402329956011431484
193864.42620.71944.01369.33561.93839.11999.4
2085.48144.33566.85923.58095.69168.24143.298
210.3270.1960.1460.0740.3510.2580.290
22107.039176.32083.00766.675117.48098.12047.498
230.6930.5800.4740.5770.6790.5080.262
240.4920.3520.2570.2030.5260.3900.367
251.0641.1081.7792.2981.1541.2202.537
26−12.960−13.070−12.937−12.773−13.347−12.603−12.827
2729.69430.34330.74232.60829.95029.89827.933
2868.65470.91773.21065.33075.55162.980NA
2916710.413218.214464.511759.28621.813816.86363.6
3021.00720.01521.47617.65918.51820.68414.810
312037.51422.1854.8449.61466.91989.8659.5
3246.21324.50831.9027.67740.56235.60514.155
33NANANANANANANA
34302.543183.331211.574140.091295.283227.327131.841
35103.80094.00097.750107.40084.60095.80074.000
36967.4840.0889.31013.4726.8863.6607.3
37143.0NA149.0148.4144.0137.0NA
381498.3NA1584.51576.21512.81412.0NA
39892.583769.500814.250905.750641.550772.950534.250
401261.01224.41278.51419.01181.31186.61134.7
41NANANANANANANA
423.5675.9073.2186.0713.7014.3752.217
430.7730.7671.0741.2610.6950.6370.878
442.3471.0343.9321.5001.3181.6830.782
4591.39884.46992.50285.15088.16087.00692.399
4646.30750.00356.17149.74251.29248.13252.547
4747.38755.86055.53549.91851.23248.13344.398
4839.88639.14241.95341.99244.54239.44238.208
490.8520.4986.5373.6254.0360.61711.122
50153.250149.854148.157123.344147.837130.549150.061
5147.45878.79948.80865.76874.64143.761NA
520.4120.2770.6910.3190.3210.4110.233
530.02700.02650.05070.03450.02390.02650.0198
541.2411.3004.7924.2672.3671.4334.933
5515050.018650.026500.047771.415378.614791.323437.3
56NANANANANANANA
57159.39090.693240.230133.70588.750138.09848.102
580.1390.1340.2670.1940.1150.1290.092
599.7798.56612.7287.75310.9457.7537.522
600.3870.2420.6340.2800.2590.3680.193
610.0140.0170.0380.0280.0110.0160.012
62149.52579.330220.486117.57071.401123.36839.803
630.0690.0550.1470.1060.0710.0920.092
6427.27713.00214.8109.34116.67018.4926.211
651.1830.7310.7930.4971.2290.9340.566
662.1060.8851.3490.3661.2511.4600.593
6744.01626.27519.65411.96731.06941.68325.750
Table 74: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (Line) under low N conditions. Growth conditions are specified in the experimental procedure section.
TABLE 75
Measured parameters in additional Sorghum accessions under low N conditions
Line/
Corr.
IDLine-22Line-23Line-24Line-25Line-26Line-27Line-28
190.32885.73871.24160.07494.77960.58881.112
20.1940.2090.1450.151NA0.0740.012
30.4070.6930.2250.2770.4720.1790.050
4NA1.4661.411NANANANA
5NA1.9761.639NANANANA
6NA0.6950.986NANANANA
7NA0.4880.700NANANANA
826.72122.72331.56620.30731.21821.46825.958
93288062130280108133NA1876213549
1020.35819.75036.95510.978NA18.17014.521
110.1560.1640.1780.146NA0.188NA
12NA18.14240.260NANANANA
130.1290.1050.1360.1020.1330.1050.109
1429.029.232.831.822.429.442.3
15395.4404.3428.3411.5295.7380.9522.0
16145.5282.2605.5378.0581.1291.8671.5
179.49419.13136.40021.95936.59519.13833.894
184496747115415181874065016305080203823401216428623557125
19592.61907.33702.62806.63624.32363.93599.6
2017.46543.235111.35059.062109.25552.91293.946
210.0520.0860.3120.2370.2180.2060.364
22178.349124.018150.21082.476123.731113.667108.224
230.3470.4850.7100.5030.7200.6390.774
240.1580.2350.5180.4390.3420.4260.518
251.6870.9781.3411.0211.5311.1631.431
26−12.900−12.356−13.100−13.060−12.753−12.897−13.027
2728.39228.58030.16430.86330.92230.48528.167
2860.37272.78366.84273.948NA76.292NA
2916953.326482.615781.48543.0NA15080.69350.7
3020.91824.37318.20416.931NA21.53516.783
31161.41071.82162.91311.71900.61326.51619.0
324.76724.81366.88627.13858.63930.34342.588
33NA0.2660.568NANANANA
3472.738141.110302.756188.981290.536145.891335.752
35111.000118.00088.60086.600102.80087.80074.000
361060.41153.7771.5748.3955.2762.3607.3
37148.3149.2125.3134.0152.2NANA
381575.31586.71250.81369.01631.0NANA
39912.250NA751.550677.800901.250727.250574.750
401483.81558.01199.71159.81250.91143.11129.3
41NA8.7857.165NANANANA
424.0032.9812.9152.8846.8472.3193.891
430.8390.8541.5460.8170.8300.5720.740
443.3994.5572.6430.907NA1.3540.847
4588.58188.91689.90093.13490.59692.35693.272
4647.81947.10554.95050.33843.19250.74255.121
4748.95041.01349.18249.58748.73252.50052.931
4835.94638.51940.50348.41740.56441.08944.604
491.761NA3.73610.92436.7930.5026.363
5096.895165.864153.371165.165NA153.072143.283
5152.29562.87456.19278.702NA81.757NA
520.6290.8040.6140.185NA0.2740.340
530.03320.04430.04420.02680.05360.02960.0281
545.3331.0001.4331.8331.4001.0673.500
5526033.313200.014404.813600.015500.013466.720520.8
56NA194.870128.452NANANANA
57306.075385.010180.83153.288NA80.79570.308
580.2040.2500.2140.1270.2720.1380.133
599.42611.93712.7469.969NA10.9829.123
600.5910.7620.4890.147NA0.2130.270
610.0270.0340.0210.0150.0350.0170.014
62285.717365.260143.87642.310NA62.62555.786
630.2440.2670.0760.0690.1870.0640.057
647.5629.86819.78412.09325.9509.99915.852
650.3330.5011.2670.7991.1340.6271.409
660.3890.8692.1901.0092.4351.0451.125
674.99323.22044.88230.09336.30725.42633.842
Table 75: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (Line) under low N conditions. Growth conditions are specified in the experimental procedure section.
TABLE 76
Measured parameters in additional Sorghum accessions under low N conditions
Line/Corr.
IDLine-29Line-30Line-31Line-32Line-33Line-34
173.95688.15294.30684.53568.63284.006
20.0840.2540.0880.1180.2200.205
30.0920.0690.1750.1370.3260.404
4NA1.684NA1.326NA2.015
5NA1.532NA1.478NA1.703
6NA1.380NA1.137NA1.584
7NA0.856NA0.808NA0.539
827.92828.40220.91124.41423.54426.070
994921455427231182601832242073
1010.88311.09816.01422.55419.83714.741
11NANA0.2000.1780.1590.158
12NA35.158NA43.484NA15.477
130.1180.1160.0980.1130.1040.109
1442.342.026.331.329.833.2
15522.5518.8344.9412.3391.0437.0
16510.9774.6816.4922.4828.4485.5
1727.85840.00157.51350.77448.67726.396
18164794752574758036116975368606503356207518000140
192406.13436.26082.55855.74395.83020.8
2068.15795.293127.781139.390101.23976.087
210.3440.3340.2560.3660.3000.114
22138.647112.243185.571222.258140.774115.633
230.6350.9260.9690.9961.0400.585
240.6100.5330.4250.5350.4860.176
251.0801.1611.0181.1441.0621.281
26−13.023−12.976−13.033−12.842−12.637−13.032
2727.84627.98230.51729.68532.51729.522
28NANA67.30268.59071.74069.007
295454.09065.620008.021922.815977.018430.4
3015.37415.42021.19420.83717.49620.502
311259.41724.03230.23170.32099.31383.3
3236.01648.78169.21179.25049.55036.400
33NA0.592NA0.577NA0.312
34255.429387.307408.199461.182414.199242.755
3574.00074.00096.50096.00092.50092.000
36607.3607.3872.8866.3820.0813.4
37NA125.0145.0NA136.5135.5
38NA1247.51528.0NA1405.51392.6
39574.750607.250814.250749.083769.500772.950
401129.81126.01217.61278.61211.01250.3
41NA11.089NA10.961NA13.237
423.1775.3656.8614.9593.3854.381
430.8521.1740.8230.7720.9141.537
440.6000.6553.1273.2791.8374.079
4593.54094.22985.91087.60692.15992.029
4655.48349.84845.77551.03145.04250.562
4752.16749.88747.29253.75045.91250.865
4846.86441.39439.91341.77139.51938.342
495.1171.572NA12.8270.7655.673
50151.126142.923152.429133.144159.389139.693
51NANA30.29839.91172.54350.458
520.2200.2840.8660.8110.3851.105
530.02260.03100.05260.03980.03190.0801
543.4583.4002.2501.0001.0832.833
5516495.817950.012910.715812.515567.918400.0
56NA102.189NA112.370NA154.249
5745.40858.552293.949275.478124.359343.974
580.1050.1450.2630.2120.1630.405
598.6278.7819.0469.3969.4129.063
600.1670.2300.8190.7450.3241.058
610.0090.0150.0300.0180.0170.066
6234.52447.455277.935252.924104.523329.233
630.0450.0750.1470.0910.0830.217
6412.15418.44331.94429.92227.78414.902
651.0971.6641.6341.7401.6860.962
660.9101.1762.6732.6611.6711.316
6726.88535.28769.84461.56245.61031.897
Table 76: Provided are the values of each of the parameters (as described above) measured in Sorghum accessions (Line) under low N conditions. Growth conditions are specified in the experimental procedure section.
TABLE 77
Correlation between the expression level of selected genes of some embodiments of the
invention in various tissues and the phenotypic performance under normal conditions across
Sorghum accessions
GeneExp.Corr.GeneExp.Corr.
NameRP valuesetIDNameRP valuesetID
LBY1490.793.32E−02212LBY1500.745.56E−02241
LBY1530.822.28E−0215LBY1550.932.49E−0315
LBY1560.822.43E−02233LBY1560.764.94E−02212
LBY1560.812.82E−02133LBY1580.841.75E−02233
LBY1580.774.12E−02212LBY1600.717.56E−0225
LBY1600.726.56E−02212LBY1600.762.20E−06163
LBY1600.712.01E−05153LBY1600.773.16E−0619
LBY1600.747.02E−06158LBY1600.712.65E−05161
LBY1610.914.87E−03256LBY1620.745.71E−02233
LBY1620.726.94E−02256LBY1620.832.20E−0215
LBY1630.804.11E−07163LBY1630.726.61E−02156
LBY1640.822.29E−02256LBY1640.871.08E−0215
LBY1650.793.59E−02133LBY1650.754.99E−02112
LBY1670.803.21E−0224LBY1670.897.78E−03241
LBY1680.726.66E−0217LBY1680.871.04E−0215
LBY1680.736.14E−0214LBY1680.812.60E−0216
LBY1700.774.08E−0214LBY1710.994.33E−06256
LBY1710.711.05E−04149LBY1710.793.49E−0214
LBY1730.727.08E−0225LBY1730.736.37E−02233
LBY1730.941.58E−03256LBY1770.851.56E−0227
LBY1770.707.82E−0226LBY1780.774.17E−0226
LBY1780.774.36E−0214LBY1790.736.07E−02256
LBY1800.973.03E−04256LBY1800.783.88E−02133
LBY1800.726.98E−02112LBY1850.796.32E−07163
LBY1850.722.10E−05162LBY1850.806.38E−0719
LBY1850.702.90E−05158LBY1850.722.31E−05157
LBY1850.832.03E−02156LBY1850.745.61E−06161
LBY1860.784.01E−0225LBY1860.736.40E−02212
LBY1860.707.76E−02256LBY1860.736.51E−02112
LBY1870.717.18E−0214LBY1870.755.46E−02141
LBY1890.764.94E−0227LBY1890.923.21E−0326
LBY1900.784.03E−0224LBY1910.764.58E−0214
LBY1920.736.34E−0214LGN30.717.66E−02233
LGN40.726.56E−02212LGN50.896.83E−0327
LGN50.774.14E−0226LGN50.793.31E−0217
LGN50.764.96E−0216LGN570.831.98E−02233
LGN70.951.09E−03256
Table 77. Provided are the correlations (R) between the genes expression levels in various tissues and the phenotypic performance. “Corr. ID “—correlation set ID according to the correlated parameters specified in Table 60. “Exp. Set”—Expression set specified in Table 59. “R” = Pearson correlation coefficient; “P” = p value.
TABLE 78
Correlation between the expression level of selected genes of some embodiments of the
invention in various tissues and the phenotypic performance under drought stress conditions
across Sorghum accessions
GeneExp.Corr.GeneExp.Corr.
NameRP valuesetIDNameRP valuesetID
LBY1630.716.44E−05352LBY1850.708.87E−05349
LBY1850.709.21E−05345LBY1850.708.32E−05352
Table 78. Provided are the correlations (R) between the genes expression levels in various tissues and the phenotypic performance “Corr. ID “—correlation set ID according to the correlated parameters specified in Table 61. “Exp. Set”—Expression set specified in Table 59. “R” = Pearson correlation coefficient; “P” = p value
TABLE 79
Correlation between the expression level of selected genes of some embodiments of the
invention in various tissues and the phenotypic performance under Low N growth stress
conditions across Sorghum accessions
GeneExp.Corr.GeneExp.Corr.
NameRP valuesetIDNameRP valuesetID
LBY140.736.20E−0246LBY1510.745.82E−02441
LBY1560.822.32E−02433LBY1560.831.98E−02412
LBY1590.802.92E−02433LBY1590.736.10E−02412
LBY1610.861.35E−0245LBY1620.736.00E−02433
LBY1620.764.85E−02412LBY1660.871.08E−0244
LBY1660.717.46E−02441LBY1680.736.48E−02456
LBY1770.812.81E−02456LBY1780.764.89E−0247
LBY1810.726.86E−0244LBY1860.905.68E−03456
LBY1920.802.97E−02456LGN540.889.25E−0347
LGN570.726.55E−0245LGN60.932.47E−0346
Table 79. Provided are the correlations (R) between the genes expression levels in various tissues and the phenotypic performance. “Corr. ID “—correlation set ID according to the correlated parameters specified in Table 60. “Exp. Set”—Expression set specified in Table 59 “R” = Pearson correlation coefficient; “P” = p value

To produce a high throughput correlation analysis, the present inventors utilized a Maize oligonucleotide micro-array, produced by Agilent Technologies [chem. (dot) agilent (dot) com/Scripts/PDS (dot) asp?1Page=50879]. The array oligonucleotide represents about 60K Maize genes and transcripts designed based on data from Public databases (Example 1). To define correlations between the levels of RNA expression and yield, biomass components or vigor related parameters, various plant characteristics of 12 different Maize hybrids were analyzed. Among them, 10 hybrids encompassing the observed variance were selected for RNA expression analysis. The correlation between the RNA levels and the characterized parameters was analyzed using Pearson correlation test [davidmlane (dot) com/hyperstat/A34739 (dot) html].

All 10 selected maize hybrids were sampled in three time points (TP2=V2-V3 (when two to three collar leaf are visible, rapid growth phase and kernel row determination begins), TP5=R1-R2 (silking-blister), TP6=R3-R4 (milk-dough). Four types of plant tissues [Ear, flag leaf indicated in Table as leaf, grain distal part, and internode] were sampled and RNA was extracted as described in “GENERAL EXPERIMENTAL AND BIOINFORMATICS METHODS”. For convenience, each micro-array expression information tissue type has received a Set ID as summarized in Table 80 below.

TABLE 80
Tissues used for Maize transcriptome expression sets
Expression SetSet ID
Ear under normal conditions at reproductive stage: R1-R21
Ear under normal conditions at reproductive stage: R3-R42
Internode under normal conditions at vegetative stage: 3
Vegetative V2-3
Internode under normal conditions at reproductive stage: 4
R1-R2
Internode under normal conditions at reproductive stage: 5
R3-R4
Leaf under normal conditions at vegetative stage: 6
Vegetative V2-3
Leaf under normal conditions at reproductive stage: 7
R1-R2
Grain distal under normal conditions at reproductive 8
stage: R1-R2
Table 80: Provided are the identification (ID) number of each of the Maize expression sets

The following parameters were collected:

Grain Area (cm2)—At the end of the growing period the grains were separated from the ear. A sample of ˜200 grains was weighted, photographed and images were processed using the below described image processing system. The grain area was measured from those images and was divided by the number of grains.

Grain Length and Grain width (cm)—At the end of the growing period the grains were separated from the ear. A sample of ˜200 grains was weighted, photographed and images were processed using the below described image processing system. The sum of grain lengths/or width (longest axis) was measured from those images and was divided by the number of grains.

Ear Area (cm2)—At the end of the growing period 6 ears were, photographed and images were processed using the below described image processing system. The Ear area was measured from those images and was divided by the number of Ears.

Ear Length and Ear Width (cm)—At the end of the growing period 6 ears were photographed and images were processed using the below described image processing system. The Ear length and width (longest axis) was measured from those images and was divided by the number of ears.

Filled per Whole Ear—it was calculated as the length of the ear with grains out of the total ear.

Percent Filled Ear—At the end of the growing period 6 ears were photographed and images were processed using the below described image processing system. The percent filled Ear grain was the ear with grains out of the total ear and was measured from those images and was divided by the number of Ears.

The image processing system was used, which consists of a personal desktop computer (Intel P4 3.0 GHz processor) and a public domain program—ImageJ 1.37, Java based image processing software, which was developed at the U.S. National Institutes of Health and is freely available on the internet at rsbweb (dot) nih (dot) gov/. Images were captured in resolution of 10 Mega Pixels (3888×2592 pixels) and stored in a low compression JPEG (Joint Photographic Experts Group standard) format. Next, image processing output data for seed area and seed length was saved to text files and analyzed using the JMP statistical analysis software (SAS institute).

Additional parameters were collected either by sampling 6 plants per plot or by measuring the parameter across all the plants within the plot.

Normalized Grain Weight per plant (gr.), measurement of yield parameter—At the end of the experiment all ears from plots within blocks A-C were collected. Six ears were separately threshed and grains were weighted, all additional ears were threshed together and weighted as well. The grain weight was normalized using the relative humidity to be 0%. The normalized average grain weight per ear was calculated by dividing the total normalized grain weight by the total number of ears per plot (based on plot). In case of 6 ears, the total grains weight of 6 ears was divided by 6.

Ear fresh weight (FW) (gr.)—At the end of the experiment (when ears were harvested) total and 6 selected ears per plots within blocks A-C were collected separately. The plants' ears (total and 6) were weighted (gr.) separately and the average ear per plant was calculated for total (Ear FW per plot) and for 6 (Ear FW per plant).

Plant height and Ear height—Plants were characterized for height at harvesting. In each measure, 6 plants were measured for their height using a measuring tape. Height was measured from ground level to top of the plant below the tassel. Ear height was measured from the ground level to the place were the main ear is located Leaf number per plant—Plants were characterized for leaf number during growing period at 5 time points. In each measure, plants were measured for their leaf number by counting all the leaves of 3 selected plants per plot.

Relative Growth Rate was calculated using regression coefficient of leaf number change a long time course.

SPAD—Chlorophyll content was determined using a Minolta SPAD 502 chlorophyll meter and measurement was performed 64 days post sowing. SPAD meter readings were done on young fully developed leaf. Three measurements per leaf were taken per plot. Data were taken after 46 and 54 days after sowing (DPS).

Dry weight=total weight of the vegetative portion above ground (excluding roots) after drying at 70° C. in oven for 48 hours.

Dry weight per plant—At the end of the experiment when all vegetative material from plots within blocks A-C were collected, weight and divided by the number of plants.

Ear diameter [cm]—The diameter of the ear at the mid of the ear was measured using a ruler.

Cob diameter [cm]—The diameter of the cob without grains was measured using a ruler.

Kernel Row Number per Ear—The number of rows in each ear was counted. The average of 6 ears per plot was calculated.

Leaf area index [LAI]=total leaf area of all plants in a plot. Measurement was performed using a Leaf area-meter.

Yield/LAI [kg]—is the ratio between total grain yields and total leaf area index.

TABLE 81
Maize correlated parameters (vectors)
Correlated parameter withCorrelation ID
Cob Diameter (mm)1
DW per Plant based on 6 (gr.)2
Ear Area (cm2)3
Ear FW per Plant based on 6 (gr.)4
Ear Height (cm)5
Ear Length (cm)6
Ear Width (cm)7
Ears FW per plant based on all (gr.)8
Filled per Whole Ear9
Grain Area (cm2)10
Grain Length (cm)11
Grain Width (cm)12
Growth Rate Leaf Number13
Kernel Row Number per Ear14
Leaf Number per Plant15
Normalized Grain Weight per Plant based on all (gr.)16
Normalized Grain Weight per plant based on 6 (gr.)17
Percent Filled Ear18
Plant Height per Plot (cm)19
SPAD R120
SPAD R221
Table 81.

Twelve maize varieties were grown and characterized for parameters, as described above. The average for each parameter was calculated using the JMP software, and values are summarized in Tables 82-83 below. Subsequent correlation between the various transcriptome sets for all or sub sets of lines was done by the bioinformatic unit and results were integrated into the database (Table 84 below).

TABLE 82
Measured parameters in Maize Hybrid
Ecotype/
TreatmentLine-1Line-2Line-3Line-4Line-5Line-6
128.9625.0828.0525.7328.7225.78
2657.50491.67641.11580.56655.56569.44
385.0685.8490.5195.9591.6272.41
4245.83208.33262.22263.89272.22177.78
5135.17122.33131.97114.00135.2894.28
619.6919.0520.5221.3420.9218.23
75.585.155.675.535.735.23
8278.19217.50288.28247.88280.11175.84
90.9160.9220.9270.9170.9080.950
100.750.710.750.770.810.71
111.171.091.181.201.231.12
120.810.810.800.800.820.80
130.280.220.280.270.310.24
1416.1714.6716.2015.8916.1715.17
1512.0011.1111.6911.7811.9412.33
16153.90135.88152.50159.16140.46117.14
17140.68139.54153.67176.98156.61119.67
1880.6286.7682.1492.7180.3882.76
19278.08260.50275.13238.50286.94224.83
2051.6756.4153.5555.2155.3059.35
2154.2857.1856.0159.6854.7759.14
Table 82.
TABLE 83
Measured parameters in Maize Hybrid additional parameters
Ecotype/
TreatmentLine-7Line-8Line-9Line-10Line-11Line-12
126.4325.1926.67
2511.11544.44574.17522.22
374.0376.5355.2095.36
4188.89197.22141.11261.11
5120.94107.7260.44112.50
619.0218.5716.6921.70
75.225.334.125.58
8192.47204.70142.72264.24
90.870.940.800.96
100.710.750.500.76
111.141.130.921.18
120.790.840.670.81
130.240.270.190.30
1416.0014.8314.2715.39
1512.4412.229.2812.56
16123.24131.2740.84170.66
17119.69133.5154.32173.23
1873.2581.0681.0691.60
19264.44251.61163.78278.44
2058.4855.8852.9853.8659.7549.99
2157.9960.3654.7751.3961.1453.34
Table 83
TABLE 84
Correlation between the expression level of selected genes of some embodiments of the
invention in various tissues and the phenotypic performance under normal conditions across
maize varieties
GeneCorr.GeneCorr.
NameRP valueExp. setSet IDNameRP valueExp. setSet ID
LBY1030.805.38E−0211LBY1030.834.17E−02212
LBY1040.777.55E−0271LBY1040.717.40E−02115
LBY1040.726.85E−0219LBY1040.764.90E−02112
LBY1040.831.07E−0281LBY1040.811.53E−02814
LBY1040.937.12E−04813LBY1040.921.32E−03811
LBY1040.743.47E−0286LBY1040.849.30E−03810
LBY1040.921.05E−0382LBY1040.961.42E−0487
LBY1040.792.05E−0288LBY1040.811.47E−0284
LBY1040.721.03E−01214LBY1040.796.28E−0229
LBY1050.774.07E−0243LBY1050.736.18E−02416
LBY1050.832.19E−02414LBY1050.726.98E−0246
LBY1050.803.15E−02419LBY1050.871.14E−0245
LBY1050.774.17E−0247LBY1050.923.50E−0348
LBY1050.822.37E−0244LBY1050.726.90E−02114
LBY1050.764.61E−02111LBY1050.764.84E−02110
LBY1050.726.82E−02119LBY1050.755.20E−0217
LBY1050.717.64E−02112LBY1050.772.57E−0289
LBY1050.723.00E−02314LBY1050.713.36E−02311
LBY1050.713.15E−02310LBY1050.781.28E−02318
LBY1050.742.13E−02319LBY1050.835.48E−0335
LBY1050.771.63E−0237LBY1050.818.53E−0338
LBY1050.722.95E−0234LBY1050.777.04E−02214
LBY1050.872.56E−0222LBY1050.815.01E−0225
LBY1060.714.65E−02512LBY1060.745.58E−0248
LBY1070.792.02E−0259LBY1070.717.11E−0246
LBY1070.774.25E−02418LBY1070.717.14E−0242
LBY1070.745.78E−02715LBY1070.755.06E−02721
LBY1070.822.37E−0279LBY1070.841.93E−02712
LBY1070.761.08E−0263LBY1070.779.15E−03616
LBY1070.761.06E−02617LBY1070.834.32E−0229
LBY1070.749.17E−02218LBY1070.721.05E−01212
LBY1100.707.69E−0273LBY1100.774.38E−02716
LBY1100.745.64E−02715LBY1100.913.87E−03713
LBY1100.793.46E−02721LBY1100.793.38E−02711
LBY1100.783.82E−0276LBY1100.764.61E−02710
LBY1100.755.09E−0277LBY1100.745.50E−0274
LBY1100.783.70E−02717LBY1100.724.21E−0281
LBY1100.771.51E−0239LBY1100.758.75E−02212
LBY1120.717.35E−02414LBY1120.783.73E−02115
LBY1120.783.89E−0219LBY1120.726.88E−02110
LBY1120.774.48E−02112LBY1120.739.94E−02214
LBY1130.803.14E−02115LBY1130.822.40E−0219
LBY1130.822.48E−02112LBY1130.782.26E−0281
LBY1130.921.35E−03813LBY1130.821.33E−02811
LBY1130.883.82E−03810LBY1130.801.70E−0282
LBY1130.821.19E−0287LBY1130.714.78E−0288
LBY1130.705.15E−0284LBY1140.736.49E−0243
LBY1160.743.44E−0256LBY1160.891.89E−0271
LBY1160.774.21E−0272LBY1160.734.16E−02813
LBY1160.763.00E−02811LBY1160.763.03E−0282
LBY1160.872.37E−02214LBY1170.774.17E−02115
LBY1170.783.82E−0219LBY1170.717.41E−02112
LBY1170.865.61E−03815LBY1170.971.59E−03214
LBY1170.929.96E−0325LBY1180.707.89E−0215
LBY1180.753.26E−02813LBY1180.801.63E−0282
LBY1180.796.29E−02214LBY1190.717.40E−02116
LBY1190.897.69E−03115LBY1190.764.62E−02111
LBY1190.941.93E−0319LBY1190.861.41E−02110
LBY1190.736.33E−02119LBY1190.803.21E−0217
LBY1190.932.20E−03112LBY1190.743.57E−02813
LBY1190.782.25E−0282LBY1200.721.08E−0141
LBY1200.705.17E−02814LBY1200.724.19E−02813
LBY1200.734.09E−02811LBY1200.857.21E−0382
LBY1200.811.55E−0287LBY1200.749.26E−02214
LBY1210.822.25E−02719LBY1210.736.24E−0275
LBY1210.755.18E−02712LBY1210.941.45E−0313
LBY1210.861.27E−02116LBY1210.822.43E−02114
LBY1210.745.70E−02113LBY1210.841.88E−02111
LBY1210.923.46E−0316LBY1210.793.31E−0219
LBY1210.774.36E−02110LBY1210.707.96E−02118
LBY1210.736.00E−02119LBY1210.822.31E−0215
LBY1210.803.00E−0217LBY1210.897.17E−0318
LBY1210.897.24E−03112LBY1210.951.07E−0314
LBY1210.914.34E−03117LBY1210.731.03E−01215
LBY1230.793.30E−02414LBY1230.793.62E−0213
LBY1230.745.72E−02116LBY1230.841.68E−02114
LBY1230.793.57E−02113LBY1230.717.65E−02111
LBY1230.861.36E−0216LBY1230.717.60E−02119
LBY1230.745.80E−0217LBY1230.906.03E−0318
LBY1230.871.07E−0214LBY1230.736.36E−02117
LBY1230.733.82E−0281LBY1230.791.06E−0233
LBY1230.761.82E−02311LBY1230.817.96E−0336
LBY1230.752.03E−02310LBY1230.781.34E−02319
LBY1230.722.89E−0237LBY1230.761.76E−0234
LBY1230.791.19E−02317LBY2330.882.10E−02214
LBY2330.711.13E−0125LBY50.764.59E−02715
LBY50.752.07E−0261LBY50.741.44E−02614
LBY50.761.09E−0262LBY50.731.67E−0265
LBY50.788.34E−0368LBY50.762.84E−0231
LBY50.786.53E−0229LBY50.786.57E−02218
LBY50.962.27E−03212LBY60.774.29E−02413
LBY60.783.67E−0246LBY60.871.03E−02113
LBY60.745.80E−0216LBY60.745.76E−0214
LGN170.724.42E−02518LGN170.843.85E−0241
LGN170.851.63E−0242LGN170.767.70E−0211
LGN170.745.57E−0212LGN170.891.71E−0229
LGN170.882.20E−02218LGN200.707.85E−0243
LGN200.812.63E−02418LGN200.736.22E−0273
LGN200.726.58E−0275LGN200.745.85E−02119
LGN200.717.17E−02112LGN200.722.97E−0233
LGN200.732.51E−02313LGN200.732.52E−02319
LGN200.742.37E−0235LGN200.751.91E−0238
LGN200.771.51E−0234LGN200.805.37E−02213
LGN200.711.15E−0129LGN200.921.04E−02210
LGN200.711.11E−01218LGN200.749.14E−02212
LGN200.731.02E−01217LGN230.916.58E−0461
LGN230.796.88E−03613LGN230.852.00E−0362
LGN230.832.68E−0368LGN230.787.60E−0364
LGN240.768.07E−0229LGN260.772.65E−02510
LGN260.739.62E−0211LGN260.821.22E−0281
LGN260.733.78E−02814LGN260.772.58E−02813
LGN260.714.85E−02811LGN260.734.08E−0282
LGN260.714.99E−0285LGN260.724.39E−0287
LGN260.705.25E−0288LGN330.731.02E−0129
LGN330.962.67E−03212LGN340.791.87E−0259
LGN340.851.43E−0243LGN340.923.81E−03416
LGN340.793.46E−02414LGN340.803.02E−02415
LGN340.861.40E−02411LGN340.793.40E−0246
LGN340.915.03E−0349LGN340.896.98E−03410
LGN340.922.89E−03419LGN340.905.43E−0345
LGN340.905.75E−0347LGN340.888.56E−0348
LGN340.871.09E−02412LGN340.822.39E−0244
LGN340.871.17E−02417LGN340.861.38E−0213
LGN340.923.40E−03116LGN340.784.06E−02114
LGN340.941.95E−03115LGN340.745.79E−02113
LGN340.932.15E−03111LGN340.774.40E−0216
LGN340.967.52E−0419LGN340.932.48E−03110
LGN340.861.37E−02119LGN340.888.85E−0315
LGN340.951.06E−0317LGN340.784.01E−0218
LGN340.861.37E−02112LGN340.793.47E−0214
LGN340.897.17E−03117LGN340.811.39E−0281
LGN340.753.17E−0282LGN340.835.24E−0333
LGN340.881.89E−03316LGN340.835.86E−03315
LGN340.881.92E−03313LGN340.901.08E−03311
LGN340.751.93E−0236LGN340.844.77E−0339
LGN340.932.61E−04310LGN340.835.17E−03319
LGN340.781.38E−0235LGN340.942.12E−0437
LGN340.826.92E−0338LGN340.891.28E−03312
LGN340.836.02E−0334LGN340.891.40E−03317
LGN340.777.59E−02215LGN350.772.45E−0255
LGN350.844.42E−0361LGN350.797.08E−0362
LGN350.701.19E−0127LGN360.748.96E−0271
LGN360.788.34E−03618LGN360.795.95E−02212
LGN390.717.54E−02416LGN390.745.83E−02415
LGN390.822.34E−02413LGN390.755.34E−0246
LGN390.749.14E−0211LGN390.745.97E−02114
LGN390.717.50E−02113LGN390.727.02E−0216
LGN390.717.30E−0218LGN390.736.52E−0214
LGN390.782.16E−02819LGN390.772.62E−0285
LGN490.707.73E−0249LGN490.821.27E−0281
LGN490.782.34E−0282LGN610.831.10E−0252
Table 84. Provided are the correlations (R) between the expression levels of the yield improving genes and their hom*ologs in various tissues [Expression (Exp) sets, Table 80] and the phenotypic performance [yield, biomass, growth rate and/or vigor components (Table 82-83) as determined using the Correlation vector (Corr.) in Table 81)] under normal conditions across maize varieties. P = p value.

Maize vigor related parameters under low nitrogen, 100 mM NaCl, low temperature (10±2° C.) and normal growth conditions—Twelve Maize hybrids were grown in 5 repetitive plots, each containing 7 plants, at a net house under semi-hydroponics conditions. Briefly, the growing protocol was as follows: Maize seeds were sown in trays filled with a mix of vermiculite and peat in a 1:1 ratio. Following germination, the trays were transferred to the high salinity solution (100 mM NaCl in addition to the Full Hoagland solution at 28±2° C., low temperature (“cold conditions” of 10±2° C. in the presence of Full Hoagland solution), low nitrogen solution (the amount of total nitrogen was reduced in 90% from the full Hoagland solution (i.e., to a final concentration of 10% from full Hoagland solution, final amount of 1.6 mM N, at 28±2° C.) or at Normal growth solution (Full Hoagland containing 16 mM N solution, at 28±2° C.). Plants were grown at 28±2° C.

Full Hoagland solution consists of: KNO3—0.808 grams/liter, MgSO4—0.12 grams/liter, KH2PO4—0.136 grams/liter and 0.01% (volume/volume) of ‘Super coratin’ micro elements (Iron-EDDHA [ethylenediamine-N,N′-bis(2-hydroxyphenylacetic acid)]—40.5 grams/liter; Mn—20.2 grams/liter; Zn 10.1 grams/liter; Co 1.5 grams/liter; and Mo 1.1 grams/liter), solution's pH should be 6.5-6.8].

Analyzed Maize tissues—Twelve selected Maize hybrids were sampled per each treatment. Two tissues [leaves and root tip] growing at 100 mM NaCl, low temperature (10±2° C.), low Nitrogen (1.6 mM N) or under Normal conditions were sampled at the vegetative stage (V4-5) and RNA was extracted as described above. Each micro-array expression information tissue type has received a Set ID as summarized in Table 85-88 below.

TABLE 85
Maize transcriptome expression sets under semi
hydroponics and normal conditions
Expression setSet ID
leaf at vegetative stage (V4-V5) under Normal conditions1
root tip at vegetative stage (V4-V5) under Normal 2
conditions
Table 85: Provided are the Maize transcriptome expression sets at normal conditions.
TABLE 86
Maize transcriptome expression sets under semi hydroponics
and cold conditions
Expression setSet ID
leaf at vegetative stage (V4-V5) under cold conditions1
root tip at vegetative stage (V4-V5) under cold conditions2
Table 86: Provided are the Maize transcriptome expression sets at cold conditions.
TABLE 87
Maize transcriptome expression sets under semi hydroponics and
low N (Nitrogen deficient) conditions
Expression setSet ID
leaf at vegetative stage (V4-V5) under low N 1
conditions (1.6 mM N)
root tip at vegetative stage (V4-V5) under low N 2
conditions (1.6 mM N)
Table 87: Provided are the Maize transcriptome expression sets at low nitrogen conditions 1.6 mM Nitrogen.
TABLE 88
Maize transcriptome expression sets under semi hydroponics
and salinity conditions
Expression setSet ID
leaf at vegetative stage (V4-V5) under 1
salinity conditions (NaCl 100 mM)
root tip at vegetative stage (V4-V5) under 2
salinity conditions (NaCl 100 mM)
Table 88: Provided are the Maize transcriptome expression sets at 100 mM NaCl.

The following parameters were collected:

Leaves DW—leaves dry weight per plant (average of five plants).

Plant Height growth—was calculated as regression coefficient of plant height [cm] along time course (average of five plants).

Root DW—root dry weight per plant, all vegetative tissue above ground (average of four plants).

Root length—the length of the root was measured at V4 developmental stage.

Shoot DW—shoot dry weight per plant, all vegetative tissue above ground (average of four plants) after drying at 70° C. in oven for 48 hours.

Shoot FW—shoot fresh weight per plant, all vegetative tissue above ground (average of four plants).

SPAD—Chlorophyll content was determined using a Minolta SPAD 502 chlorophyll meter and measurement was performed 30 days post sowing. SPAD meter readings were done on young fully developed leaf. Three measurements per leaf were taken per plot.

12 different Maize hybrids were grown and characterized at the vegetative stage (V4-5) for different parameters. The correlated parameters are described in Table 89 below. The average for each of the measured parameter was calculated using the JMP software and values are summarized in Tables 90-97 below. Subsequent correlation analysis was performed (Table 98-101). Results were then integrated to the database.

TABLE 89
Maize correlated parameters (vectors)
Correlated parameter withCorrelation ID
Leaves DW [gr]1
Plant height growth [cm/day]2
Root DW [gr]3
Root length [cm]4
SPAD5
Shoot DW [gr]6
Shoot FW [gr]7
Table 89: Provided are the Maize correlated parameters. “DW”-dry weight; “FW”-fresh weight.
TABLE 90
Maize accessions, measured parameters under low nitrogen
growth conditions
Ecotype/
TreatmentLine-1Line-2Line-3Line-4Line-5Line-6
10.570.450.460.480.360.51
20.750.810.880.690.830.84
30.380.350.250.360.310.30
444.5045.6344.2543.5940.6742.03
521.4321.2422.2324.5622.7526.47
62.561.962.011.941.942.52
723.2720.5819.2620.0217.9822.06
Table 90: Provided are the values of each of the parameters (as described above) measured in Maize accessions (Seed ID) under low nitrogen (nitrogen deficient) conditions. Growth conditions are specified in the experimental procedure section.
TABLE 91
Maize accessions, measured parameters under low nitrogen
growth conditions
Ecotype/
TreatmentLine-7Line-8Line-9Line-10Line-11Line-12
10.530.580.550.510.560.39
20.780.920.890.850.800.64
30.290.310.290.320.430.17
442.6545.0645.3142.1741.0337.65
522.0825.0923.7325.6825.0219.51
62.032.372.092.172.621.53
721.2822.1320.2919.9422.5015.93
Table 91: Provided are the values of each of the parameters (as described above) measured in Maize accessions (Seed ID) under low nitrogen (nitrogen deficient) conditions. Growth conditions are specified in the experimental procedure section.
TABLE 92
Maize accessions, measured parameters under 100 mM NaCl
growth conditions
Ecotype/
TreatmentLine-1Line-2Line-3Line-4Line-5Line-6
10.410.500.430.480.430.56
20.460.400.450.320.320.31
30.050.050.030.070.050.03
410.8811.2811.8210.088.4610.56
536.5539.9237.8241.3340.8244.40
62.432.192.252.261.541.94
719.5820.7818.4519.3515.6516.09
Table 92: Provided are the values of each of the parameters (as described above) measured in Maize accessions (Seed ID) under 100 mM NaCl (salinity) growth conditions. Growth conditions are specified in the experimental procedure section.
TABLE 93
Maize accessions, measured parameters under 100 mM NaCl
growth conditions
Ecotype/
TreatmentLine-7Line-8Line-9Line-10Line-11Line-12
10.330.510.470.980.480.15
20.290.360.370.350.310.27
30.100.060.020.040.050.01
410.1411.8310.5511.1810.098.90
537.9243.2239.8338.2038.1437.84
61.781.901.892.201.860.97
712.4616.9216.7517.6415.909.40
Table 93: Provided are the values of each of the parameters (as described above) measured in Maize accessions (Seed ID) under 100 mM NaCl (salinity) growth conditions. Growth conditions are specified in the experimental procedure section.
TABLE 94
Maize accessions, measured parameters under cold
growth conditions
Ecotype/
TreatmentLine-1Line-2Line-3Line-4Line-5Line-6
11.191.171.021.181.041.23
22.151.932.121.802.322.15
30.050.070.100.080.070.07
528.8829.1127.0832.3832.6832.89
65.744.863.984.224.634.93
773.7955.4653.2654.9258.9562.36
Table 94: Provided are the values of each of the parameters (as described above) measured in Maize accessions (Seed ID) under cold growth conditions. Growth conditions are specified in the experimental procedure section.
TABLE 95
Maize accessions, measured parameters under cold
growth conditions
Ecotype/
TreatmentLine-7Line-8Line-9Line-10Line-11Line-12
11.130.980.881.281.100.60
22.492.011.952.031.851.21
30.140.070.070.020.050.06
531.5833.0128.6531.4330.6430.71
64.824.033.573.994.641.89
763.6554.9048.2552.8355.0829.61
Table 95: Provided are the values of each of the parameters (as described above) measured in Maize accessions (Seed ID) under cold growth conditions. Growth conditions are specified in the experimental procedure section.
TABLE 96
Maize accessions, measured parameters under regular
growth conditions
Ecotype/
TreatmentLine-1Line-2Line-3Line-4Line-5Line-6
11.161.100.921.010.930.91
21.991.921.931.932.151.95
30.140.110.230.160.080.05
420.1515.8918.5918.7216.3814.93
534.5035.7734.7034.4235.2637.52
65.274.673.885.084.104.46
779.0062.8559.7363.9260.0664.67
Table 96: Provided are the values of each of the parameters (as described above) measured in Maize accessions (Seed ID) under regular growth conditions. Growth conditions are specified in the experimental procedure section.
TABLE 97
Maize accessions, measured parameters under regular
growth conditions
Ecotype/
TreatmentLine-7Line-8Line-9Line-10Line-11Line-12
11.111.011.011.021.230.44
22.231.941.972.051.741.26
30.170.100.070.100.140.03
417.4815.7415.7117.5816.1317.43
536.5036.0733.7434.3435.7429.04
64.684.594.084.615.422.02
768.1065.8158.3161.8770.0435.96
Table 97: Provided are the values of each of the parameters (as described above) measured in Maize accessions (Seed ID) under regular growth conditions. Growth conditions are specified in the experimental procedure section.
TABLE 98
Correlation between the expression level of selected genes of some embodiments of the
invention in various tissues and the phenotypic performance under normal conditions across
Maize accessions
GeneExp.Corr.GeneExp.Corr.
NameRP valuesetSet IDNameRP valuesetSet ID
LBY1070.779.51E−0311LBY1140.742.34E−0224
LBY1200.732.64E−0227LBY1200.723.00E−0223
LGN170.801.03E−0227LGN330.778.77E−0317
LGN360.818.75E−0325LGN360.702.29E−0215
LGN490.732.53E−0227LGN490.781.35E−0225
Table 98. Provided are the correlations (R) between the expression levels of yield improving genes and their hom*ologues in tissues [Leaves or roots; Expression sets (Exp), Table 85] and the phenotypic performance in various biomass, growth rate and/or vigor components [Tables 96-97 using the Correlation vector (corr.) as described in Table 89] under normal conditions across Maize accessions. P = p value.
TABLE 99
Correlation between the expression level of selected genes of some embodiments of the
invention in various tissues and the phenotypic performance under low nitrogen conditions
across Maize accessions
GeneExp.Corr.GeneExp. Corr.
NameRP valuesetSet IDNameRP valuesetSet ID
LGN340.771.51E−0222LGN360.791.13E−0222
LGN360.835.33E−0325LGN490.881.76E−0325
LGN620.712.05E−0215LGN620.761.14E−0216
Table 99. Provided are the correlations (R) between the expression levels of yield improving genes and their hom*ologues in tissues [Leaves or roots; Expression sets (Exp), Table 87] and the phenotypic performance in various biomass, growth rate and/or vigor components [Tables 90-91 using the Correlation vector (corr.) as described in Table 89] under low nitrogen conditions across Maize accessions. P = p value.
TABLE 100
Correlation between the expression level of selected genes of some embodiments of the
invention in various tissues and the phenotypic performance under cold conditions across
Maize accessions
GeneExp.Corr.GeneExp.Corr.
NameRP valuesetSet IDNameRP valuesetSet ID
LBY1040.713.27E−0226LBY1170.703.45E−0227
LBY50.714.78E−0216LGN170.811.42E−0213
LGN180.713.08E−0227
Table 100. Provided are the correlations (R) between the expression levels of yield improving genes and their hom*ologues in tissues [Leaves or roots; Expression sets (Exp), Table 86] and the phenotypic performance in various biomass, growth rate and/or vigor components [Tables 94-95 using the Correlation vector (corr.) as described in Table 89] under cold conditions (10 ± 2° C.) across Maize accessions. P = p value.
TABLE 101
Correlation between the expression level of selected genes of some embodiments of the
invention in various tissues and the phenotypic performance under salinity conditions across
Maize accessions
GeneExp.Corr.GeneExp.Corr.
NameRP valuesetSet IDNameRP valuesetSet ID
LBY1050.723.00E−0222LBY1070.742.13E−0221
LBY1070.761.11E−0217LBY1130.771.60E−0223
LBY1210.752.10E−0221LBY1210.761.15E−0211
LGN260.809.46E−0323LGN360.797.08E−0312
Table 101. Provided are the correlations (R) between the expression levels of yield improving genes and their hom*ologues in tissues [Leaves or roots; Expression sets (Exp), Table 88] and the phenotypic performance in various biomass, growth rate and/or vigor components [Tables 92-93 using the Correlation vector (corr.) as described in Table 89] under salinity conditions (100 mM NaCl) across Maize accessions. P = p value.

To produce a high throughput correlation analysis, the present inventors utilized a Maize oligonucleotide micro-array, produced by Agilent Technologies [chem. (dot) agilent (dot) com/Scripts/PDS (dot) asp?1Page=50879]. The array oligonucleotide represents about 60K Maize genes and transcripts designed based on data from Public databases (Example 1). To define correlations between the levels of RNA expression and yield, biomass components or vigor related parameters, various plant characteristics of 13 different Maize hybrids were analyzed under normal and defoliation conditions. Same hybrids were subjected to RNA expression analysis. The correlation between the RNA levels and the characterized parameters was analyzed using Pearson correlation test [davidmlane (dot) com/hyperstat/A34739 (dot) html].

13 maize hybrids lines were grown in 6 repetitive plots, in field. Maize seeds were planted and plants were grown in the field using commercial fertilization and irrigation protocols. After silking, 3 plots in every hybrid line underwent the defoliation treatment. In this treatment all the leaves above the ear (about 75% of the total leaves) were removed. After the treatment, all the plants were grown according to the same commercial fertilization and irrigation protocols.

Three tissues at flowering developmental (R1) and grain filling (R3) stage including leaf (flowering -R1), stem (flowering -R1 and grain filling -R3), and flowering meristem (flowering -R1) representing different plant characteristics, were sampled from treated and untreated plants. RNA was extracted as described in “GENERAL EXPERIMENTAL AND BIOINFORMATICS METHODS”. For convenience, each micro-array expression information tissue type has received a Set ID as summarized in Tables 102-103 below.

TABLE 102
Tissues used for Maize transcriptome expression sets
(Under normal conditions)
Expression SetSet ID
Female meristem at flowering stage under normal conditions1
leaf at flowering stage under normal conditions2
stem at flowering stage under normal conditions3
stem at grain filling stage under normal conditions4
Table 102: Provided are the identification (ID) numbers of each of the Maize expression sets.
TABLE 103
Tissues used for Maize transcriptome expression sets
(Under defoliation treatment)
Expression SetSet ID
Female meristem at flowering stage under defoliation treatment1
Leaf at flowering stage under defoliation treatment2
Stem at flowering stage under defoliation treatment3
Stem at grain filling stage under defoliation treatment4
Table 103: Provided are the identification (ID) numbers of each of the Maize expression sets.

The image processing system was used, which consists of a personal desktop computer (Intel P4 3.0 GHz processor) and a public domain program—ImageJ 1.37, Java based image processing software, which was developed at the U.S. National Institutes of Health and is freely available on the internet at rsbweb (dot) nih (dot) gov/. Images were captured in resolution of 10 Mega Pixels (3888×2592 pixels) and stored in a low compression JPEG (Joint Photographic Experts Group standard) format. Next, image processing output data for seed area and seed length was saved to text files and analyzed using the JMP statistical analysis software (SAS institute).

The following parameters were collected by imaging.

1000 grain weight—At the end of the experiment all seeds from all plots were collected and weighed and the weight of 1000 was calculated.

Ear Area (cm2)—At the end of the growing period 5 ears were photographed and images were processed using the below described image processing system. The Ear area was measured from those images and was divided by the number of ears.

Ear Length and Ear Width (cm)—At the end of the growing period 6 ears were, photographed and images were processed using the below described image processing system. The Ear length and width (longest axis) was measured from those images and was divided by the number of ears.

Grain Area (cm2)—At the end of the growing period the grains were separated from the ear. A sample of ˜200 grains were weighted, photographed and images were processed using the below described image processing system. The grain area was measured from those images and was divided by the number of grains.

Grain Length and Grain width (cm)—At the end of the growing period the grains were separated from the ear. A sample of ˜200 grains was weighted, photographed and images were processed using the below described image processing system. The sum of grain lengths/or width (longest axis) was measured from those images and was divided by the number of grains.

Grain Perimeter (cm)—At the end of the growing period the grains were separated from the ear. A sample of ˜200 grains was weighted, photographed and images were processed using the below described image processing system. The sum of grain perimeter was measured from those images and was divided by the number of grains.

Ear filled grain area (cm2)—At the end of the growing period 5 ears were photographed and images were processed using the below described image processing system. The Ear area filled with kernels was measured from those images and was divided by the number of Ears.

Filled per Whole Ear—was calculated as the length of the ear with grains out of the total ear.

Additional parameters were collected either by sampling 6 plants per plot or by measuring the parameter across all the plants within the plot.

Cob width [cm]—The diameter of the cob without grains was measured using a ruler.

Ear average weight [kg]—At the end of the experiment (when ears were harvested) total and 6 selected ears per plots were collected. The ears were weighted and the average ear per plant was calculated. The ear weight was normalized using the relative humidity to be 0%.

Plant height and Ear height—Plants were characterized for height at harvesting. In each measure, 6 plants were measured for their height using a measuring tape. Height was measured from ground level to top of the plant below the tassel. Ear height was measured from the ground level to the place were the main ear is located

Ear row num—The number of rows per ear was counted.

Ear fresh weight per plant (GF)—During the grain filling period (GF) and total and 6 selected ears per plot were collected separately. The ears were weighted and the average ear weight per plant was calculated.

Ears dry weight—At the end of the experiment (when ears were harvested) total and 6 selected ears per plots were collected and weighted. The ear weight was normalized using the relative humidity to be 0%.

Ears fresh weight—At the end of the experiment (when ears were harvested) total and 6 selected ears per plots were collected and weighted.

Ears per plant—number of ears per plant were counted.

Grains weight (Kg.)—At the end of the experiment all ears were collected. Ears from 6 plants from each plot were separately threshed and grains were weighted.

Grains dry weight (Kg.)—At the end of the experiment all ears were collected. Ears from 6 plants from each plot were separately threshed and grains were weighted. The grain weight was normalized using the relative humidity to be 0%.

Grain weight per ear (Kg.)—At the end of the experiment all ears were collected. 5 ears from each plot were separately threshed and grains were weighted. The average grain weight per ear was calculated by dividing the total grain weight by the number of ears.

Leaves area per plant at GF and HD [LAI, leaf area index]=Total leaf area of 6 plants in a plot his parameter was measured at two time points during the course of the experiment; at heading (HD) and during the grain filling period (GF). Measurement was performed using a Leaf area-meter at two time points in the course of the experiment; during the grain filling period and at the heading stage (VT).

Leaves fresh weight at GF and HD—This parameter was measured at two time points during the course of the experiment; at heading (HD) and during the grain filling period (GF). Leaves used for measurement of the LAI were weighted.

Lower stem fresh weight at GF, HD and H—This parameter was measured at three time points during the course of the experiment: at heading (HD), during the grain filling period (GF) and at harvest (H). Lower internodes from at least 4 plants per plot were separated from the plant and weighted. The average internode weight per plant was calculated by dividing the total grain weight by the number of plants.

Lower stem length at GF, HD and H—This parameter was measured at three time points during the course of the experiment; at heading (HD), during the grain filling period (GF) and at harvest (H). Lower internodes from at least 4 plants per plot were separated from the plant and their length was measured using a ruler. The average internode length per plant was calculated by dividing the total grain weight by the number of plants.

Lower stem width at GF, HD, and H—This parameter was measured at three time points during the course of the experiment: at heading (HD), during the grain filling period (GF) and at harvest (H). Lower internodes from at least 4 plants per plot were separated from the plant and their diameter was measured using a caliber. The average internode width per plant was calculated by dividing the total grain weight by the number of plants.

Plant height growth—the relative growth rate (RGR) of Plant Height was calculated as described in Formula III above.

SPAD—Chlorophyll content was determined using a Minolta SPAD 502 chlorophyll meter and measurement was performed 64 days post sowing. SPAD meter readings were done on young fully developed leaf. Three measurements per leaf were taken per plot. Data were taken after 46 and 54 days after sowing (DPS).

Stem fresh weight at GF and HD—This parameter was measured at two time points during the course of the experiment: at heading (HD) and during the grain filling period (GF). Stems of the plants used for measurement of the LAI were weighted.

Total dry matter—Total dry matter was calculated using Formula XXI above.

Upper stem fresh weight at GF, HD and H—This parameter was measured at three time points during the course of the experiment; at heading (HD), during the grain filling period (GF) and at harvest (H). Upper internodes from at least 4 plants per plot were separated from the plant and weighted. The average internode weight per plant was calculated by dividing the total grain weight by the number of plants.

Upper stem length at GF, HD, and H—This parameter was measured at three time points during the course of the experiment; at heading (HD), during the grain filling period (GF) and at harvest (H). Upper internodes from at least 4 plants per plot were separated from the plant and their length was measured using a ruler. The average internode length per plant was calculated by dividing the total grain weight by the number of plants.

Upper stem width at GF, HD and H (mm)—This parameter was measured at three time points during the course of the experiment; at heading (HD), during the grain filling period (GF) and at harvest (H). Upper internodes from at least 4 plants per plot were separated from the plant and their diameter was measured using a caliber. The average internode width per plant was calculated by dividing the total grain weight by the number of plants.

Vegetative dry weight (Kg.)—total weight of the vegetative portion of 6 plants (above ground excluding roots) after drying at 70° C. in oven for 48 hours weight by the number of plants.

Vegetative fresh weight (Kg.)—total weight of the vegetative portion of 6 plants (above ground excluding roots).

Node number—nodes on the stem were counted at the heading stage of plant development.

TABLE 104
Maize correlated parameters (vectors) under normal grown
conditions and under the treatment of defoliation
Normal conditionsDefoliation treatment
Corr. Corr.
Correlated parameter withIDCorrelated parameter withID
1000 grains weight [gr.]11000 grains weight [gr.]1
Cob width [mm]2Cob width [mm]2
Ear Area [cm2]3Ear Area [cm2]3
Ear Filled Grain Area [cm2]4Ear Filled Grain Area [cm2]4
Ear Width [cm]5Ear Width [cm]5
Ear avr. Weight [gr.]6Ear avr weight [gr.]6
Ear height [cm]7Ear height [cm]7
Ear length [feret's diameter]8Ear length (feret's diameter)8
[cm][cm]
Ear row number [num]9Ear row number [num]9
Ears FW per plant (GF)10Ears dry weight (SP) [gr.]10
[gr./plant]
Ears dry weight (SP) [kg]11Ears fresh weight (SP) [kg]11
Ears fresh weight (SP) [kg]12Ears per plant (SP) [num]12
Ears per plant (SP) [num]13Filled/Whole Ear [ratio]13
Filled/Whole Ear [ratio]14Grain Perimeter [cm]14
Grain Perimeter [cm]15Grain area [cm2]15
Grain area [cm2]16Grain length [cm]16
Grain length [cm]17Grain width [mm]17
Grain width [cm]18Grains dry yield (SP) [kg]18
Grains dry yield (SP) [kg]19Grains yield (SP) [kg]19
Grains yield (SP) [kg]20Grains yield per ear (SP) 20
[kg]
Grains yield per ear (SP) [kg]21Leaves FW (HD) [gr.]21
Leaves FW (GF) [gr.]22Leaves area PP (HD) [cm2]22
Leaves FW (HD) [gr.]23Leaves 23
temperature_[GF] [° C.]
Leaves area PP (GF) [cm2]24Lower Stem FW [H] [gr.]24
Leaves area PP (HD) [cm2]25Lower Stem FW (HD) [gr.]25
Leaves temperature 26Lower Stem length [H] 26
(GF) [° C.][cm]
Lower Stem FW (GF) [gr.]27Lower Stem length (HD) 27
[cm]
Lower Stem FW (H) [gr.]28Lower Stem width [H] 28
[mm]
Lower Stem FW (HD) [gr.]29Lower Stem width 29
(HD) [mm]
Lower Stem length (GF) [cm]30Node number [num]30
Lower Stem length (H) [cm]31Plant_height [cm]31
Lower Stem length 32Plant height growth 32
(HD) [cm][cm/day]
Lower Stem width (GF) 33SPAD (GF) [SPAD unit]33
[mm]
Lower Stem width (H) [mm]34Stem FW (HD) [gr.]34
Lower Stem width 35Total dry matter (SP) [kg]35
(HD) [mm]
Node number [num]36Upper Stem FW (H) [gr.]36
Plant height [cm]37Upper Stem length (H) [cm]37
Plant height growth [cm/day]38Upper Stem width (H) [mm]38
SPAD (GF) [SPAD unit]39Vegetative DW (SP) [kg]39
Stem FW (GF) [gr.]40Vegetative FW (SP) [kg]40
Stem FW (HD) [gr.]41
Total dry matter (SP) [kg]42
Upper Stem FW (GF) [gr.]43
Upper Stem FW (H) [gr.]44
Upper Stem length (GF) [cm]45
Upper Stem length (H) [cm]46
Upper Stem width (GF) [mm]47
Upper Stem width (H) [mm]48
Vegetative DW (SP) [kg]49
Vegetative FW (SP) [kg]50
Table 104.

Thirteen maize varieties were grown, and characterized for parameters, as described above. The average for each parameter was calculated using the JMP software, and values are summarized in Tables 105-108 below. Subsequent correlation between the various transcriptome sets for all or sub set of lines was done and results were integrated into the database (Tables 109 and 110 below).

TABLE 105
Measured parameters in Maize Hybrid under normal conditions
Line/Corr.
IDLine-1Line-2Line-3Line-4Line-5Line-6Line-7
1296.50263.25303.61304.70281.18330.45290.88
224.6325.1123.2123.6922.8122.4023.18
382.3074.6377.0090.1583.8096.6378.36
480.8972.4273.4385.9680.6495.0374.41
54.6564.7874.9614.9984.6504.8024.786
6209.50164.63177.44218.53205.58135.77147.49
7121.67134.24149.64152.14143.83133.65118.39
822.0919.6220.0223.2122.6323.7420.31
913.0014.9414.5614.5613.5613.0616.12
10351.26323.08307.87330.60320.51434.60325.08
111.2571.0871.0651.3111.2341.3541.159
121.6871.4571.4121.6991.5191.7391.800
131.0001.1111.0001.0001.0001.0561.000
140.9820.9690.9530.9530.9490.9370.930
153.2993.2333.2753.3383.1783.3823.246
160.7200.6670.7060.7220.6710.7530.665
171.1251.1231.1331.1701.0811.1591.142
180.8080.7530.7890.7820.7870.8230.740
190.9070.8000.7660.9230.8330.9860.820
201.0370.9130.8691.0580.9531.1230.940
210.1510.1330.1280.1540.1390.1640.137
22230.13197.64201.03205.53224.81204.49212.41
23110.9780.57157.21128.83100.57111.80116.75
247034.606402.806353.076443.926835.506507.337123.48
254341.253171.004205.504347.503527.004517.333984.75
2633.1133.5233.8734.1833.7832.8533.19
2735.4025.0326.5121.7426.1334.4427.61
2823.5220.3425.0814.1817.5325.7420.60
2972.9959.9074.7290.4869.5266.9160.36
3019.3520.4020.9321.3820.0320.3118.08
3116.7620.0222.5921.6822.3421.3917.07
3214.5017.7520.0019.3520.3320.7515.00
3319.8616.8416.1416.3717.0117.5318.11
3419.4217.1916.0916.9217.5217.8817.96
3524.1420.5320.9724.4321.7019.4923.47
3615.2214.5614.6114.8315.0013.8314.28
37265.11255.94271.11283.89279.72268.78244.25
386.306.527.146.987.417.505.60
3959.7753.1753.2154.9553.9955.2455.38
40649.03489.32524.06512.66542.16627.76507.78
41758.61587.88801.32794.80721.87708.38660.70
422.572.062.322.442.362.572.23
4319.6115.5417.8210.7914.4120.3115.85
4412.9411.2112.986.507.9912.089.72
4516.6318.7518.3817.9217.6018.7917.07
4616.9318.7618.7220.0119.4019.6516.42
4716.0014.1113.5011.8913.0814.3415.04
4814.9313.0012.4412.0412.8913.2813.10
491.3080.9711.2511.1311.1281.2131.073
503.1572.2522.6072.5962.4162.6402.220
Table 105.
TABLE 106
Measured parameters in Maize Hybrid under normal conditions, additional maize lines
Line/Corr.
IDLine-8Line-9Line-10Line-11Line-12Line-13
1250.26306.20253.19277.03269.53274.81
224.8826.4723.0922.6923.5526.31
393.9196.7785.4476.7797.99
492.3195.4383.2874.3596.88
55.1825.0014.9524.7865.426
6207.11228.44215.92198.69188.50254.42
7145.24133.78143.71134.17143.00147.78
822.6023.8421.7420.0422.41
915.8914.0015.4414.8914.9416.78
10327.15363.70405.72338.24345.32369.69
111.2921.3711.2961.1921.1311.527
121.5951.7391.6811.5651.4211.891
131.0561.0001.0001.0001.0001.000
140.9820.9860.9740.9660.989
153.1823.2913.2693.2163.1553.384
160.6460.7050.6780.6700.6520.723
171.1181.1511.1631.1241.0901.206
180.7300.7740.7390.7560.7570.760
190.9211.0170.9420.8520.8131.142
201.0501.1551.0760.9740.9241.287
210.1540.1690.1570.1420.1360.190
22181.43199.22206.91168.54199.42200.12
23106.9585.97102.71105.73102.12143.06
246075.216597.676030.406307.066617.656848.03
253696.753926.673127.673942.753955.004854.00
2633.6633.7832.6433.9533.2833.90
2725.2626.1834.3125.5023.0625.59
2816.3518.9027.3022.3519.2622.82
2963.0755.8982.1360.0258.70116.12
3020.1819.8122.8919.8119.5321.40
3120.6918.4823.3119.3919.6619.97
3218.6820.5022.5719.8314.5020.33
3317.0916.8717.4916.6217.1017.38
3418.4217.4318.0717.6817.6118.93
3520.9721.4621.4122.1223.2524.31
3614.7215.4414.3314.4414.8914.39
37273.56273.22295.33259.25257.89277.19
386.967.027.836.986.567.25
3956.7655.8158.5451.6855.1654.16
40549.34509.74662.13527.43474.68544.03
41724.58618.46837.56612.81728.00950.29
422.732.332.402.202.082.84
4314.3917.8520.4213.9313.0516.45
446.989.4013.589.207.6910.17
4517.5218.1518.6117.6918.1518.64
4618.3416.6319.3816.7116.2715.92
4713.6314.7314.6113.1712.7714.15
4813.4813.4213.2713.1412.5313.79
491.4380.9611.1001.0070.9531.313
502.8972.2242.8272.2952.1512.900
Table 106.
TABLE 107
Measured parameters in Maize Hybrid under defoliation treatment
Line/
Corr. IDLine-1Line-2Line-3Line-4Line-5Line-6Line-7
1280.03251.86294.29295.36288.40308.25230.12
219.0322.1216.3121.5419.8418.2119.77
353.6045.5038.3158.4753.8963.5439.83
451.5042.9534.5955.6751.3661.4436.31
54.1814.2073.9194.7734.5064.6124.099
689.20100.7573.39129.84129.78115.0685.04
7119.44131.56145.53156.06145.28129.53123.38
816.3413.6312.8915.9415.3417.5313.21
912.7114.3613.0014.1213.4713.0714.06
100.7470.5830.4400.7420.7790.5760.454
110.9730.8330.6290.9791.0100.8030.648
121.0000.9441.0000.9441.0000.9410.889
130.9540.9150.8730.9500.9480.9610.905
143.1093.1443.1793.2073.1963.2303.130
150.6490.6320.6690.6750.6770.6830.631
161.0521.0801.0791.1101.0871.0941.066
170.7770.7400.7810.7650.7860.7880.750
180.5230.4000.2890.5170.5470.3980.302
190.6040.4560.3310.5880.6240.4580.345
200.0870.0690.0480.0900.0910.0800.056
21112.2794.99125.14144.48112.50116.16113.78
223914.003480.004276.504985.504643.504223.003436.00
2332.4733.0933.6432.2932.8733.4033.43
2423.0226.5026.9815.2418.1937.2127.88
2564.1653.8156.4180.9571.2766.6964.19
2616.2921.4420.8522.5822.9421.6218.76
2715.1518.5016.6718.0718.0019.8316.10
2819.5416.9015.7917.0117.1218.1718.21
2924.3020.5721.0624.8720.8520.4620.96
3015.1714.3915.0015.1114.5014.2214.39
31251.42248.64268.06285.11278.83261.88254.64
326.386.326.316.936.837.146.48
3361.2157.3658.0262.3660.7262.2259.65
34713.54538.04705.53803.33703.36664.23673.24
351.5391.3651.4401.5321.5711.5741.337
368.6811.0814.104.896.0413.9510.93
3716.2418.8317.7419.6420.7420.1417.18
3814.2712.8212.6911.0912.0013.0314.25
390.7920.7821.0000.7900.7920.9980.883
402.5111.9552.7972.1072.2052.7852.541
Table 107.
TABLE 108
Measured parameters in Maize Hybrid under defoliation treatment, additional maize lines
Line/Corr.
IDLine-8Line-9Line-10Line-11Line-12Line-13
<
1271.25259.43243.98262.41248.64244.16
222.4420.2819.6422.3223.3127.78
347.3365.9043.8343.2852.3058.31
443.3464.8039.5640.4349.2855.69
54.2024.6644.0564.0124.4074.975
633.10161.7689.3687.6888.18124.58
7135.00136.50136.39130.32139.71143.44
814.8217.6013.7813.7515.5314.87
913.7513.9412.7913.0014.2915.83
100.6300.8030.5360.5520.512