| 水稻颖花根活量与籽粒灌浆结实的关系 |
| |
| 引用本文： | 王余龙,蔡建中.水稻颖花根活量与籽粒灌浆结实的关系[J].作物学报,1992,18(2):81-89. |
| |
| 作者姓名： | 王余龙 蔡建中 |
| |
| 作者单位： | 江苏农学院稻麦研究室 |
| |
| 摘 要： | 1986—1990年,在群体水培、大田及盆栽条件下,对不同类型水稻品种、不同氮素处理的根量、活力、籽粒灌浆结实、物质积累与分配等进行了研究。结果表明:(1)水稻品种间根量差异较大,主要由上层根量不同所致;(2)结实期平均根系活力随品种伸长节间数的增加呈下降趋势,与根量呈负相关;(3)不同生育期氮素处理对根量的影响以前期最大
|
| 关 键 词： | 水稻 根系 氮素处理 颖花根活量 结实 |
| 收稿时间： | 1990-10-02 |
| 修稿时间： | 1991-02-05 |
The Relationships between Spikelet-Root-Activity and Grain Filling and Ripening in Rice (Oryza sativa) |
| |
| Wang Yulong Cai Jianzhong He Jiesheng Chen Lin Xu Jiakuan Bian Yue.The Relationships between Spikelet-Root-Activity and Grain Filling and Ripening in Rice (Oryza sativa)[J].Acta Agronomica Sinica,1992,18(2):81-89. |
| |
| Authors: | Wang Yulong Cai Jianzhong He Jiesheng Chen Lin Xu Jiakuan Bian Yue |
| |
| Institution: | Rice & Wheat Research Institute; Jiangsu Agric.Coll.; Yangzhou; China 225001 |
| |
| Abstract: | During 1986—1990 with the cultural conditions of solution,field and pot,differ-ent types of rice varieties and nitrogen treatments were studied with respect to:theamount and activity of roots,the features of grain filling and ripening,the accumula-tion and distribution of assimilated material.Resul |
| |
| Keywords: | Rice Root system Nitrogen treatment Spikelet-root-activity Ripening |
| 本文献已被 CNKI 维普 等数据库收录！ |
| 点击此处可从《作物学报》浏览原始摘要信息 |
| 点击此处可从《作物学报》下载免费的PDF全文 |
