藜麦农艺性状多样性分析及核心种质构建

郭会会, 卢晶, 李小安, 高小丽, 何财林, 郑春雨, 尼玛次仁, 吴琪

Diversity Analysis of Agronomic Traits and Core Collection Construction of Quinoa

Guo Huihui, Lu Jin, Li Xiaoan, Gao Xiaoli, He Cailin, Zheng Chunyu, Nimaciren , Wu Qi

表5 352份藜麦材料主成分分析

Table 5 Principal component analysis of 352 quinoa materials

性状 Trait 主成分1 PC1 主成分2 PC2 主成分3 PC3 主成分4 PC4 主成分5 PC5 株高Plant height (cm) 0.282 -0.612 0.341 -0.139 0.364 主茎分枝数Branch number of main stem 0.579 0.040 -0.098 0.323 0.309 主穗长Main panicle length (cm) 0.315 -0.526 0.240 0.117 0.474 茎粗Stem diameter (cm) -0.030 0.178 -0.451 0.708 0.012 叶长Leaf length (cm) 0.452 -0.344 0.276 0.382 -0.366 叶宽Leaf width (cm) 0.123 -0.451 0.332 -0.059 -0.514 株型Plant architecture 0.685 0.509 -0.056 -0.295 0.041 穗型Panicle architecture 0.695 0.477 -0.027 -0.264 0.040 茎色Stem color -0.273 0.416 0.649 0.075 -0.023 穗色Panicle color 0.165 0.506 0.583 0.210 -0.094 粒色Grain color 0.637 0.005 -0.021 0.196 -0.201 成熟期Mature period -0.353 0.346 0.405 0.231 0.343 特征值Eigenvalue 2.318 2.040 1.503 1.086 1.021 贡献率Contribution rate (%) 19.318 17.004 12.526 9.052 8.511 累积贡献率Cumulative contribution rate (%) 19.318 36.323 48.849 57.901 66.412