甘蓝型油菜种子萌发期耐铝毒特性综合评价及其种质筛选

郜欢欢,叶桑,王倩,王刘艳,王瑞莉,陈柳依,唐章林,李加纳,周清元,崔翠

Screening and comprehensive evaluation of aluminum-toxicity tolerance during seed germination in Brassca napus

Huan-Huan GAO,Sang YE,Qian WANG,Liu-Yan WANG,Rui-Li WANG,Liu-Yi CHEN,Zhang-Lin TANG,Jia-Na LI,Qing-Yuan ZHOU,Cui CUI

表5 各综合指标的特征值、贡献率和主成分特征向量值

Table 5 Characteristic value, contribution rate, and principal component characteristic value of each comprehensive index

主成分Principal component 特征值Eigen value 贡献率 Variance contribution ratio 累计贡献率Accumulated variance contribution ratio 特征向量值 Eigen vector of measured indicators 发芽势 GV 发芽率 GR 鲜重 FW 干重 DW 根长 RL 芽长 SL 1 2.005 33.418 33.418 0.944 0.956 0.090 -0.230 0.372 -0.015 2 1.771 29.522 62.940 -0.087 -0.068 0.837 0.652 0.616 0.505 3 0.885 14.747 77.688 -0.021 -0.031 -0.154 -0.407 -0.048 0.832 4 0.763 12.723 90.411 0.216 0.157 -0.039 0.511 -0.618 0.219