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3 2012年不同基因型棉花叶片叶绿素荧光随时间的变化趋势
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Table 3 Trends of leaf chlorophyll fluorescence with time for different cotton genotypes in 2012
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日期
Date (month/day) | 基因型
Genotype | 倒1叶 First leaf counted from stem top | | Fo | Fv/Fm | PIABS | | 7/20 | DP99B | 526 a | 0.84 a | 6.98 a | | 百棉1号 Baimian 1 | 541 a | 0.84 a | 6.97 a | | 8/10 | DP99B | 558 a | 0.83 a | 4.71 b | | 百棉1号 Baimian 1 | 538 a | 0.84 a | 5.83 a | | 8/30 | DP99B | 551 a | 0.84 a | 5.10 b | | 百棉1号 Baimian 1 | 477 b | 0.84 a | 6.10 a | | 9/20 | DP99B | 604 a | 0.80 b | 2.72 b | | 百棉1号 Baimian 1 | 551 b | 0.83 a | 3.77 a | | 10/11 | DP99B | 610 a | 0.76 b | 0.51 b | | 百棉1号Baimian 1 | 487 b | 0.83 a | 2.68 a |
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