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7 主成分因子得分系数

Table 7 Score coefficient of principal component factors

指标 Index 第1主成分 Component 1 第2主成分 Component 2 株高 Plant height 0.180 -0.162 果枝数 Fruiting branches number 0.167 0.093 茎粗 Stem diameter -0.084 0.625 节间数 Internode number 0.181 0.153 节间长度 Internode length -0.161 -0.293 近远端直径比 Diameter ratio of near and far branches -0.173 0.198 果节数 Fruiting node number 0.150 0.346 上部果枝长度 Upper fruiting branches length -0.108 0.242