中国和欧洲大豆资源农艺性状综合性评价

潘文婧, 孙亚男, 高陆思, 曲梦楠, 张维耀, 付春旭, 姜世波, 姜成喜, 付亚书, 王金星

Comprehensive Evaluation of Agronomic Characteristics of Soybean Resources in China and Europe

Pan Wenjing, Sun Yanan, Gao Lusi, Qu Mengnan, Zhang Weiyao, Fu Chunxu, Jiang Shibo, Jiang Chengxi, Fu Yashu, Wang Jinxing

表7 中国和欧洲大豆资源主成分的特征向量值与贡献率

Table 7 The eigenvalues and contribution rates of principal components of soybean resources in China and Europe

指标 Index 来自中国材料Materials from China 来自欧洲材料Materials from Europe 主成分Ⅰ PCA Ⅰ(Y1) 主成分Ⅱ PCA Ⅱ(Y2) 主成分Ⅰ PCA Ⅰ(Y1) 主成分Ⅱ PCA Ⅱ(Y2) 株高Plant height(X1) 3.750 0.116 4.107 0.160 底荚高度Bottom pod height(X2) -0.996 -0.058 -1.051 0.015 有效分枝数Effective branchnumber(X3) -2.147 0.001 -2.091 -0.010 主茎节数Main stem section number(X4) -1.209 0.007 -1.167 0.012 单株无效荚数Number of invalid pods per plant(X5) -2.062 -0.007 -2.024 -0.012 单株有效荚数Number of effective pods per plant(X6) 0.386 -0.034 0.418 -0.043 单株粒数Number of grains per plant(X7) 4.169 -0.113 3.822 -0.184 粗蛋白质含量Crude protein content(X8) 0.124 0.067 0.130 0.085 粗脂肪含量Crude fat content(X9) -0.951 0.030 -0.961 0.028 百粒重100-grain weight(X10) -1.064 -0.008 -1.182 -0.048 特征值Eigenvalue 4.995 0.004 4.992 0.008 贡献率Contribution rate (%) 99.91 0.08 99.83 0.16