棉花根系生长与叶片衰老的协调性

王素芳,薛惠云,张志勇,汤菊香

Coordination of root growth and leaf senescence in cotton

Su-Fang WANG,Hui-Yun XUE,Zhi-Yong ZHANG,Ju-Xiang TANG

表2 2012年2个基因型棉花白花以上主茎节数/开白花动态

Table 2 Main stem nodes above white flower (No.) and white flower opening trends in two cotton genotypes (No. 30 plants -1) in 2012

基因型 Genotype 日期 Date June 28/June 30 July 5/July 7 July 12/July 14 July 19/July 21 July 26/July 28 -/August 4 DP99B 8.3 b/2 a 6.7 b/14 a 6.8 b/31 a 6.0 b/11 a 3.8 a/15 b -/16 b 百棉1号Baimian 1 9.4 a/1 a 7.5 a/13 a 7.2 a/31 a 6.6 a/11 a 3.8 a/19 a -/23 a