黄淮冬麦区北片冬小麦产量和品质性状的综合分析
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陈志豪, 王婷, 常旭虹, 王艳杰, 刘希伟, 杨玉双, 王玉娇, 王德梅, 赵广才
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Comprehensive Analysis of Yield and Quality Traits of Wheat Lines in the Northern Huang-Huai Winter Wheat Region
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Chen Zhihao, Wang Ting, Chang Xuhong, Wang Yanjie, Liu Xiwei, Yang Yushuang, Wang Yujiao, Wang Demei, Zhao Guangcai
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表4 小麦11个性状的主成分分析
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Table 4 Principal component analysis of 11 traits in wheat
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| 性状Trait | PC1 | PC2 | PC3 | PC4 | PC5 | | 株高PH | -0.279 | -0.247 | -0.073 | -0.196 | 0.649 | | 粒长GL | 0.423 | 0.008 | -0.211 | -0.230 | 0.233 | | 粒宽GW | 0.313 | 0.246 | 0.294 | 0.129 | -0.234 | | 千粒重TGW | 0.463 | 0.261 | 0.047 | -0.060 | 0.277 | | 穗粒数GPS | 0.002 | -0.610 | 0.200 | 0.258 | -0.227 | | 穗数SN | -0.391 | 0.387 | -0.053 | -0.172 | -0.003 | | 成穗率ETP | -0.361 | 0.414 | 0.187 | -0.078 | 0.004 | | 土壤容重SBD | -0.325 | 0.093 | -0.084 | 0.584 | 0.045 | | 籽粒硬度GH | 0.200 | 0.271 | 0.086 | 0.612 | 0.332 | | 籽粒蛋白质含量GPC | 0.016 | -0.074 | -0.655 | 0.262 | 0.143 | | 籽粒产量GY | -0.055 | -0.172 | 0.583 | 0.041 | 0.457 | | 特征值Eigenvalue | 3.35 | 1.97 | 1.70 | 1.15 | 0.92 | | 贡献率Contribution rate(%) | 30.43 | 17.90 | 15.50 | 10.49 | 8.35 | | 累计贡献率Cumulative contribution (%) | 30.43 | 48.33 | 63.83 | 74.32 | 82.67 |
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