机采棉主要农艺性状与密度相关性分析

王燕,王树林,张谦,冯国艺,雷晓鹏,梁青龙,祁虹

Correlation Analysis between Main Agronomic Traits and Density in Mechanical Harvest Cotton

Yan Wang,Shulin Wang,Qian Zhang,Guoyi Feng,Xiaopeng Lei,Qinglong Liang,Hong Qi

表3 棉花机采农艺性状的变异系数

Table 3 Variation coefficient of mechanical harvest agronomic traits of cotton

项目 Item 株高 Plant height (cm) 第一果枝高度 Height of the first fruit branch (cm) 果枝长度Length of the fruit branch (cm) 果枝第一节位长度 Length of the first node of the fruit branch (cm) 果枝节数 Nodes per fruit branch 单株果枝数 Fruit branches per plant 单株干物质量 Dry weight per plant (g) 单铃重 Single boll weight (g) 单株铃数 Bolls per plant 衣分(%) Lint percentage 均值Mean 96.2 27.3 36.5 13.1 5.2 12.1 121.6 5.8 12.9 38.0 标准差 Standard deviation 6.4 2.0 9.7 1.6 1.2 1.3 29.2 0.2 4.7 0.4 变异系数(%) Variable coefficient 6.6 7.5 26.6 12.2 23.3 10.7 24.0 2.8 36.2 1.1