我国谷子登记品种遗传多样性分析及综合评价

袁迪, 智慧, 王海岗, 张慧, 姚琦, 梁红凯, 王君杰, 陈凌, 刁现民, 贾冠清

Genetic Diversity Analysis and Comprehensive Evaluation of Registered Varieties of Foxtail Millet in China

Yuan Di, Zhi Hui, Wang Haigang, Zhang Hui, Yao Qi, Liang Hongkai, Wang Junjie, Chen Ling, Diao Xianmin, Jia Guanqing

表5 农艺性状主成分分析

Table 5 Principal component analysis of the agronomic traits

性状Trait PV1 PV2 PV3 PV4 株高Plant height 0.262 0.754 -0.402 -0.286 茎粗Stem diameter 0.781 -0.163 -0.101 -0.286 茎节数Stem node number 0.632 0.265 -0.472 -0.462 穗颈长Panicle neck length -0.309 0.687 0.249 0.190 穗长Panicle length 0.472 0.451 0.102 0.565 穗粗Panicle diameter 0.656 -0.305 0.031 0.216 穗重Panicle weight 0.803 -0.087 0.493 -0.237 穗粒重Grain weight per panicle 0.754 -0.038 0.532 -0.313 千粒重1000-grain weight -0.078 0.656 0.464 -0.107 谷码数Spikelet number per panicle 0.474 0.072 -0.088 -0.198 叶长Leaf length 0.673 0.255 -0.192 0.444 叶宽Leaf width 0.712 -0.134 -0.138 0.314 特征值Eigenvalue 4.231 1.962 1.273 1.198 贡献率Contribution rate (%) 35.26 16.35 10.61 9.98 累计贡献率 Cumulative contribution rate (%) 35.26 51.61 62.22 72.20