北方主栽花生品种的源库特征及其分类

高芳, 刘兆新, 赵继浩, 汪颖, 潘小怡, 赖华江, 李向东, 杨东清

Source-sink characteristics and classification of peanut major cultivars in North China

GAO Fang, LIU Zhao-Xin, ZHAO Ji-Hao, WANG Ying, PAN Xiao-Yi, LAI Hua-Jiang, LI Xiang-Dong, YANG Dong-Qing

表4 花生源库性状的主成分载荷矩阵

Table 4 Loading matrix of principal components of peanut source and sink traits

性状 Trait 第1主成分 Component 1 第2主成分 Component 2 第3主成分 Component 3 第4主成分 Component 4 第5主成分 Component 5 花针期LA LA at pegging stage -0.740 0.236 0.430 0.024 0.185 结荚期LA LA at pod setting stage -0.962 -0.091 -0.077 -0.085 0.010 饱果期LA LA at pod filling stage 0.042 -0.115 0.228 0.952 0.024 花针期叶LDM LDM at peg setting stage (g) -0.355 0.091 -0.152 -0.359 0.480 结荚期叶LDM LDM at pod setting stage (g) -0.942 -0.118 0.019 -0.113 0.049 饱果期叶LDM LDM at pod filling stage (g) 0.050 -0.137 0.243 0.930 -0.128 花针期PTR PTR at peg setting stage (%) 0.595 0.101 -0.069 0.064 0.703 结荚期PTR PTR at pod setting stage (%) 0.742 0.471 -0.260 -0.208 -0.080 收获指数 HI (%) 0.529 0.466 0.069 -0.589 0.136 开花持续期 Florescence (d) -0.246 -0.191 0.865 0.200 -0.233 开花数 Number of flower (ind) -0.089 -0.122 0.901 0.272 -0.176 成针率 Peg rate (%) -0.445 -0.269 0.161 -0.076 0.759 成果率 Pod rate (%) -0.131 0.422 -0.363 -0.048 0.731 有效果比例 EPR (%) 0.182 0.894 -0.276 -0.251 0.039 单位叶面积负荷量 LAL (ind m-2) 0.254 -0.305 0.800 0.119 0.378 单位叶面积对产量贡献 LAC (mg cm-2) 0.896 0.326 0.021 -0.072 -0.071 荚果充实度 Pod plumpness (%) 0.197 0.920 -0.217 -0.093 0.087 产量 Yield (kg hm-2) 0.507 0.471 0.182 -0.192 0.491