化学封顶对棉花株型的调控及评价指标筛选

祝令晓,刘连涛,张永江,孙红春,张科,白志英,董合忠,李存东

The Regulation and Evaluation Indexes Screening of Chemical Topping on Cotton’s Plant Architecture

ZHU LingXiao,LIU LianTao,ZHANG YongJiang,SUN HongChun,ZHANG Ke,BAI ZhiYing,DONG HeZhong,LI CunDong

表5 棉花株型相关性状的灰色关联度分析

Table 5 Gray correlation analysis of cotton shoot architecture parameters

指标 Index 关联度 Correlation degree 排序 Order 节间数 Internode number 0.912 1 茎粗 Stem diameter 0.901 2 近远端直径比 Diameter ratio of near and far branches 0.890 3 株高 Plant height 0.847 4 果节数 Fruiting node number 0.835 5 果枝数 Fruiting branches number 0.825 6 节间长度 Internode length 0.750 7 上部果枝长度 Upper fruiting branches length 0.717 8