黄淮海麦区小麦耐热性分析及其鉴定指标的筛选
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李敏,苏慧,李阳阳,李金鹏,李金才,朱玉磊,宋有洪
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Analysis of Heat Tolerance of Wheat with Different Genotypes and Screening of Identification Indexes in Huang-Huai-Hai Region
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LI Min,SU Hui,LI YangYang,LI JinPeng,LI JinCai,ZHU YuLei,SONG YouHong
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表3 各性状主成分的特征向量及贡献率
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Table 3 Eigenvectors and percentage of accumulated contribution of principal components
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| 主成分 Principle factor | | CI1 | CI2 | CI3 | | 特征值 Eigen value | | 5.037 | 1.398 | 1.095 | | 贡献率 Contribution ratio (%) | | 55.970 | 15.530 | 12.171 | | 累计贡献率 Cumulative contribution ratio (%) | | 55.970 | 71.500 | 83.670 | | 特征向量 Eigen vector | X1 | -0.397 | -0.115 | 0.293 | | X2 | 0.351 | -0.305 | 0.265 | | X3 | -0.364 | 0.335 | 0.057 | | X4 | 0.405 | -0.004 | 0.054 | | X5 | 0.303 | 0.220 | -0.553 | | X6 | 0.318 | -0.421 | -0.029 | | X7 | 0.170 | 0.663 | 0.263 | | X8 | 0.256 | 0.070 | 0.678 | | X9 | 0.368 | 0.333 | -0.052 |
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