黄淮海夏大豆品种(系)主要农艺性状的综合性分析
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常世豪, 杨青春, 舒文涛, 李金花, 李琼, 张保亮, 张东辉, 耿臻
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Comprehensive Analysis of Main Agronomic Traits of Summer Sowing Soybean Varieties (Lines) in Huang-Huai-Hai Region
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Shihao Chang, Qingchun Yang, Wentao Shu, Jinhua Li, Qiong Li, Baoliang Zhang, Donghui Zhang, Zhen Geng
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表5 4个主成分的特征向量
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Table 5 The eigenvectors of 4 main components
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性状Trait | 第1主成分 The first principal component | 第2主成分 The second principal component | 第3主成分 The third principal component | 第4主成分 The fourth principal component | 产量Yield | 0.03 | 0.36 | 0.11 | -0.23 | 生育期Growth period | 0.14 | -0.05 | 0.24 | -0.34 | 株高Plant height | 0.19 | -0.23 | 0.11 | 0.01 | 底荚高度Lowest pow height | 0.04 | -0.17 | 0.35 | 0.43 | 主茎节数Number of main stem nodes | 0.18 | -0.24 | 0.09 | 0.09 | 有效分枝数Number of effective branches | 0.03 | 0.16 | -0.17 | 0.13 | 单株有效荚数Number of effective pods per plant | 0.18 | 0.23 | -0.04 | 0.23 | 单株粒数Number of seeds per plant | 0.20 | 0.21 | -0.02 | 0.18 | 单株粒重Seed weight per plant | 0.10 | 0.26 | 0.34 | -0.12 | 百粒重100-seed weight | -0.13 | -0.06 | 0.37 | -0.32 | 粗蛋白含量Crude protein content | -0.17 | 0.10 | 0.10 | 0.31 | 粗脂肪含量Crude fat content | 0.12 | -0.11 | -0.34 | -0.32 |
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