谷子种质资源表型性状遗传多样性分析

赵雅杰, 温蕊, 贾祎明, 金晓蕾, 张永虎, 张利俊, 张彪, 张慧, 于立霞

Analysis of Genetic Diversity of Phenotypic Traits of Foxtail Millet Germplasm Resources

Zhao Yajie, Wen Rui, Jia Yiming, Jin Xiaolei, Zhang Yonghu, Zhang Lijun, Zhang Biao, Zhang Hui, Yu Lixia

表6 谷子种质资源主要农艺性状的主成分分析

Table 6 Principal component analysis of main agronomic traits of foxtail millet germplasm resources

性状 Characteristic 主成分PCA 1 2 3 4 5 6 7 株高Plant height -0.317 -0.032 0.104 0.735 0.128 -0.120 -0.036 单株穗重Panicle weight per plant 0.678 0.257 -0.056 0.430 0.039 -0.116 -0.151 单株粒重Grain weight per plant 0.742 0.086 -0.115 0.301 -0.059 -0.019 -0.002 出谷率Grain output 0.655 -0.375 -0.055 -0.111 -0.199 0.336 0.142 主穗长Main panicle length 0.536 -0.073 0.261 0.189 0.057 -0.498 0.033 穗粗Panicle diameter 0.276 0.293 -0.058 -0.257 0.202 -0.041 -0.328 千粒重1000-grain weight 0.566 0.139 0.380 -0.115 0.205 0.182 0.173 出苗―抽穗日数Days of emergence-heading -0.263 0.671 -0.345 0.037 -0.338 -0.185 0.244 抽穗―成熟日数Days of heading-ripening 0.234 0.453 0.326 -0.190 0.593 0.270 -0.077 生育日数Days of reproductive -0.053 0.896 -0.055 -0.107 0.144 0.039 0.150 茎粗Stem diameter 0.542 0.398 -0.238 -0.118 -0.314 -0.112 -0.276 产量Yield 0.457 -0.079 -0.225 0.489 0.108 0.351 0.058 叶片颜色Leaf color -0.024 0.415 0.481 -0.096 -0.288 0.112 -0.233 幼苗叶鞘颜色Larval color -0.024 -0.090 0.668 0.153 -0.264 0.252 -0.100 株型Plant type 0.489 -0.257 -0.244 -0.497 -0.240 -0.043 -0.059 穗型Panicle type -0.332 0.035 -0.299 0.031 0.339 -0.027 -0.464 刺毛长短Length of seta 0.033 -0.351 -0.024 -0.265 0.417 -0.071 0.257 谷码松紧Panicle compactness -0.314 0.180 -0.083 0.106 -0.220 0.640 0.010 粒色Grain color -0.077 0.086 0.641 -0.085 -0.163 -0.323 0.116 颖果颜色Cargopsis color 0.105 0.332 -0.121 0.041 0.080 -0.006 0.555 特征值Eigenvalue 3.320 2.467 1.842 1.615 1.324 1.267 1.020 贡献率Contribution rate (%) 16.599 12.336 9.208 8.077 6.621 6.337 5.102 累计贡献率Cumulative contribution rate (%) 16.599 28.935 38.143 46.220 52.840 59.177 64.279