基于农艺性状分级对317份甘蔗种质资源的评价
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赵勇,赵培方,胡鑫,赵俊,昝逢刚,姚丽,赵丽萍,杨昆,覃伟,夏红明,刘家勇
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Evaluation of 317 Sugarcane Germplasm Based on Agronomic Traits Rating Data
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ZHAO Yong,ZHAO PeiFang,HU Xin,ZHAO Jun,ZAN FengGang,YAO Li,ZHAO LiPing,YANG Kun,QIN Wei,XIA HongMing,LIU JiaYong
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表4 主成分分析各性状的特征向量与特征根
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Table 4 Compute eigenvalues and eigenvectors of 5 traits in the principal component analysis
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农艺指标 Agronomic traits | 第一主成分 First component | 第二主成分 Second component | 第三主成分 Third component | 第四主成分 Fourth component | 第五主成分 Fifth component | 总体生势(X1)General vigor | 0.52 | -0.26 | 0.02 | -0.19 | -0.79 | 茎径(X2)Stalk diameter | 0.41 | -0.43 | 0.68 | 0.11 | 0.41 | 有效茎(X3)Millable stalks | 0.47 | -0.06 | -0.50 | -0.57 | 0.45 | 叶部病害(X4)Leaf disease | 0.36 | 0.86 | 0.35 | -0.11 | -0.01 | 株高(X5)Plant height | 0.46 | 0.07 | -0.40 | 0.79 | 0.08 | 百分率Percentage (%) | 63.57 | 13.56 | 12.12 | 7.41 | 2.34 | 累计百分率Cumulative percentage (%) | 63.57 | 77.13 | 90.25 | 97.66 | 100 | 特征根Eigenvectors | 3.18 | 0.68 | 0.66 | 0.37 | 0.12 | P值P value | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 |
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