马铃薯品种在冬闲稻田的稳定性和适应性评价
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李璐, 杨丹, 王素华, 万国安, 蒋万, 李树举, 张曙光, 李兵
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Stability Analysis and Adaptability Evaluation of Potato Cultivars in Winner Paddy Field
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Li Lu, Yang Dan, Wang Suhua, Wan Guoan, Jiang Wan, Li Shuju, Zhang Shuguang, Li Bing
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表7 马铃薯农艺性状主成分分析
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Table 7 Principal component analysis of potato agronomic traits
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性状 Trait | 主成分1 Component 1 | | 主成分2 Component 2 | | 主成分3 Component 3 | 特征值 Eigenvalue | 特征向量 Eigenvector | 特征值 Eigenvalue | 特征向量 Eigenvector | 特征值 Eigenvalue | 特征向量 Eigenvector | X1 | 0.729 | 0.308 | | 0.343 | 0.145 | | -0.061 | -0.026 | X2 | -0.628 | -0.265 | | 0.618 | 0.261 | | 0.122 | 0.052 | X3 | 0.884 | 0.373 | | -0.108 | -0.046 | | -0.067 | -0.028 | X4 | -0.523 | -0.221 | | 0.772 | 0.326 | | -0.143 | -0.060 | X5 | 0.612 | 0.258 | | 0.645 | 0.272 | | -0.137 | -0.058 | X6 | 0.856 | 0.361 | | 0.031 | 0.013 | | 0.049 | 0.021 | X7 | 0.746 | 0.315 | | 0.259 | 0.109 | | -0.018 | -0.008 | X8 | 0.165 | 0.070 | | 0.144 | 0.061 | | 0.971 | 0.410 | 总特征值Total eigenvalue | 3.672 | - | | 1.613 | - | | 1.007 | - | 贡献率Contribution rate (%) | 45.904 | - | | 20.167 | - | | 12.588 | - | 累计贡献率Accumulative contribution rate (%) | 45.904 | - | | 66.071 | - | | 78.660 | - |
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