棉花根系生长与叶片衰老的协调性
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王素芳,薛惠云,张志勇,汤菊香
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Coordination of root growth and leaf senescence in cotton
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Su-Fang WANG,Hui-Yun XUE,Zhi-Yong ZHANG,Ju-Xiang TANG
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表1 大田条件下, 2个棉花基因型的产量和霜前籽棉率
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Table 1 Cotton yields and the ratio of seed cotton before frost of different genotypes under field cultivation
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| 年份Year | 品种
Variety | 籽棉
Seed cotton
(kg hm-2) | 皮棉
Ginned cotton
(kg hm-2) | 霜前籽棉
Seed cotton before frost (kg hm-2) | 霜前皮棉
Ginned cotton before frost (kg hm-2) | 霜前籽棉率
Ratio of seed cotton before frost (%) | | 2011 | DP99B | 4026.0 a | 1576.5 b | 3375.0 a | 1318.5 b | 83.8 a | | 百棉1号Baimian 1 | 4164.0 a | 1792.5 a | 3573.0 a | 1539.0 a | 85.8 a | | 2012 | DP99B | 4026.0 b | 1587.0 b | 3829.5 b | 1509.0 b | 95.1 a | | 百棉1号Baimian 1 | 4656.0 a | 2019.0 a | 4311.0 a | 1869.0 a | 92.6 a |
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