211份板栗种质资源花序表型多样性和聚类分析
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李颖,张树航,郭燕,张馨方,王广鹏
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Catkin Phenotypic Diversity and Cluster Analysis of 211 Chinese Chestnut Germplasms
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LI Ying,ZHANG ShuHang,GUO Yan,ZHANG XinFang,WANG GuangPeng
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表7 板栗花相关表型性状的主成分矩阵、特征向量和贡献率
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Table 7 The eigenvalue and contributive percentage of principal components and component scores coefficient matrix of t phenotypic traits related catkin for Chinese chestnut
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性状编号
Character code | 主成分 Principal component | 1主成分
First principal component | 2主成分
Second principal component | 3主成分
Third principal component | 4主成分
Fourth principal component | 5主成分
Fifth principal component | | 花序长度CL | 0.194 | -0.203 | -0.073 | -0.073 | 0.864 | | 花序粗度CW | -0.068 | 0.912 | -0.089 | 0.063 | 0.361 | | 花序小花簇密度DC | -0.098 | 0.217 | 0.263 | 0.154 | -0.336 | | 花轴粗度FAW | 0.305 | 0.502 | 0.528 | -0.512 | 0.309 | | 雄蕊长度SL | -0.208 | 0.806 | -0.338 | 0.295 | 0.276 | | 花序长粗比CL/CW f | 0.203 | -0.889 | 0.015 | -0.094 | 0.274 | | 花轴长粗比FAL/FAW | -0.173 | -0.676 | -0.504 | 0.404 | 0.214 | | 序轴粗度比FAW/CW | 0.401 | -0.232 | 0.639 | -0.602 | 0.034 | | 雄花序个数/果枝MCN/BS | 0.203 | -0.045 | 0.729 | 0.619 | 0.111 | | 两性花序个数/果枝BCN/BS | 0.931 | 0.086 | -0.097 | 0.196 | -0.043 | | 雌花个数/果枝FFN/BS | 0.828 | 0.043 | -0.101 | 0.225 | -0.011 | | 总花序个数/果枝CN/BS | 0.411 | -0.021 | 0.649 | 0.618 | 0.091 | | 雌花个数/两性花FFN/BC | 0.023 | -0.036 | -0.263 | -0.046 | 0.390 | | 雄花序比例MCN/CN | -0.821 | -0.117 | 0.472 | 0.097 | 0.165 | | 两性花序比例BCN/CN | 0.828 | 0.043 | -0.101 | 0.225 | -0.011 | | 特征值Eigenvalue | 3.527 | 3.165 | 2.631 | 1.794 | 1.510 | | 贡献率 Contributive percentage (%) | 23.516 | 21.098 | 17.537 | 11.963 | 10.065 | 累计贡献率
Cumulative contributive percentage (%) | 23.516 | 44.613 | 62.150 | 74.113 | 84.178 |
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