水稻大穗形成及其调控的研究进展
水稻每穗粒数是构成产量的关键因素,现代高产水稻品种多表现为穗大粒多.增加每穗粒数、促进大穗形成是提高水稻产量的重要途径.本文概述了水稻每穗粒数形成与幼穗发育的关系,并结合作者相关研究,从水稻穗型的遗传调控、营养状况与氮肥管理、水分、温光条件和内源激素等方面分析了其对每穗粒数形成的影响.从根系形态生理与幼穗发育、水肥管理和温光条件以及植物激素间的相互作用调节颖花分化与退化的生理和分子机制等方面提出了未来加强水稻大穗形成研究的重点,以期为大穗高产水稻品种选育和栽培调控提供依据....
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| Published in | 作物学报 Vol. 49; no. 3; pp. 585 - 596 |
|---|---|
| Main Authors | , , , , |
| Format | Journal Article |
| Language | Chinese |
| Published |
扬州大学江苏省作物遗传生理重点实验室/江苏省粮食作物现代产业技术协同创新中心/江苏省作物基因组学和分子育种重点实验室/农业农村部耕地质量监测与评价重点实验室,江苏扬州225009
12.03.2023
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| Subjects | |
| Online Access | Get full text |
| ISSN | 0496-3490 |
| DOI | 10.3724/SP.J.1006.2023.22035 |
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| Abstract | 水稻每穗粒数是构成产量的关键因素,现代高产水稻品种多表现为穗大粒多.增加每穗粒数、促进大穗形成是提高水稻产量的重要途径.本文概述了水稻每穗粒数形成与幼穗发育的关系,并结合作者相关研究,从水稻穗型的遗传调控、营养状况与氮肥管理、水分、温光条件和内源激素等方面分析了其对每穗粒数形成的影响.从根系形态生理与幼穗发育、水肥管理和温光条件以及植物激素间的相互作用调节颖花分化与退化的生理和分子机制等方面提出了未来加强水稻大穗形成研究的重点,以期为大穗高产水稻品种选育和栽培调控提供依据. |
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| AbstractList | 水稻每穗粒数是构成产量的关键因素,现代高产水稻品种多表现为穗大粒多.增加每穗粒数、促进大穗形成是提高水稻产量的重要途径.本文概述了水稻每穗粒数形成与幼穗发育的关系,并结合作者相关研究,从水稻穗型的遗传调控、营养状况与氮肥管理、水分、温光条件和内源激素等方面分析了其对每穗粒数形成的影响.从根系形态生理与幼穗发育、水肥管理和温光条件以及植物激素间的相互作用调节颖花分化与退化的生理和分子机制等方面提出了未来加强水稻大穗形成研究的重点,以期为大穗高产水稻品种选育和栽培调控提供依据. |
| Author | 周沈琪 杨建昌 刘立军 刘昆 张伟杨 |
| AuthorAffiliation | 扬州大学江苏省作物遗传生理重点实验室/江苏省粮食作物现代产业技术协同创新中心/江苏省作物基因组学和分子育种重点实验室/农业农村部耕地质量监测与评价重点实验室,江苏扬州225009 |
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| Author_FL | LIU Li-Jun ZHANG Wei-Yang LIU Kun ZHOU Shen-Qi YANG Jian-Chang |
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| Keywords | 水稻 大穗 水肥管理 颖花分化与退化 激素 |
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