| abstract |
comprises isolated polynucleotides that are at least 80% homologous to ids. seq. nos: 75, 1-74, 76-473, 783-1272, 1277-4139, 4142, 4146-5508 or 5509; and isolated polypeptides that are at least 80% homologous to 548, 474-547, 549-562, 564-620, 622-750, 752-782, 5510-5939, 5946-6856, 6858-7540, 7543, 7544, 7548 -8735 or 8736, nucleic acid constructs comprising isolated polynucleotides, transgenic plants expressing them and method for using them to increase tolerance to abiotic stress, yield, biomass, growth factor, vigor, content of oil, fiber yield, fiber quality and / or nitrogen use efficiency of a plant. |