基于主成分分析的特种稻种质资源营养成分分析与评价
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张丽丽, 李振宇, 陈广红, 王绍林, 夏明, 郑英杰, 王莹, 王彤, 毛艇, 于亚辉
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Analysis and Evaluation of Nutrient Composition of Special Rice Germplasm Resources Based on the Principal Component Analysis
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Zhang Lili, Li Zhenyu, Chen Guanghong, Wang Shaolin, Xia Ming, Zheng Yingjie, Wang Ying, Wang Tong, Mao Ting, Yu Yahui
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表5 不同类型特种稻种质营养品质性状的主成分分析
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Table 5 Principal component analysis of nutrient quality traits of different special rice germplasms
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分量来源 Component source | 第1主成分 The first principal component (α1) | 第2主成分 The second principal component (α2) | 第3主成分 The third principal component (α3) | 第4主成分 The forth principal component (α4) | 第5主成分 The fifth principal component (α5) | 第6主成分 The sixth principal component (α6) | 色氨酸Trp | 0.262 | 0.452 | 0.006 | 0.149 | 0.248 | -0.051 | 苏氨酸Thr | 0.300 | 0.049 | -0.670 | 0.167 | 0.155 | 0.389 | 缬氨酸Val | 0.556 | -0.359 | -0.222 | 0.055 | -0.278 | -0.099 | 异亮氨酸Ile | 0.004 | -0.194 | 0.010 | 0.781 | 0.081 | 0.080 | 苯丙氨酸Phe | 0.617 | 0.203 | -0.312 | -0.216 | 0.346 | -0.334 | 亮氨酸Leu | 0.407 | -0.352 | 0.349 | 0.443 | 0.063 | 0.099 | 赖氨酸Lys | 0.526 | -0.219 | -0.031 | 0.299 | -0.130 | -0.241 | 甲硫氨酸Met | 0.012 | 0.484 | -0.055 | 0.545 | 0.365 | 0.202 | Ca | 0.122 | 0.783 | 0.243 | 0.066 | -0.248 | 0.053 | Mg | 0.375 | 0.606 | 0.105 | 0.017 | -0.391 | 0.156 | Fe | 0.018 | -0.351 | 0.720 | 0.075 | -0.168 | 0.301 | Zn | 0.297 | -0.382 | -0.214 | -0.354 | 0.297 | 0.563 | Se | 0.471 | -0.055 | 0.396 | -0.122 | 0.464 | -0.279 | VB1 | 0.520 | 0.096 | -0.151 | -0.126 | -0.287 | 0.370 | VB2 | 0.755 | -0.094 | -0.044 | -0.053 | -0.379 | -0.147 | 花色苷Anthocyanin | 0.369 | 0.202 | 0.587 | -0.341 | 0.278 | 0.252 | 黄酮Flavone | 0.528 | -0.066 | 0.152 | 0.084 | 0.141 | -0.074 | 特征值Eigenvalue (λ) | 3.010 | 2.140 | 1.900 | 1.580 | 1.310 | 1.130 | 贡献率Contribution rate (%) | 17.700 | 12.600 | 11.200 | 9.300 | 7.700 | 6.700 | 累计贡献率 Cumulative contribution rate (%) | 17.700
| 30.300
| 41.500
| 50.800
| 58.500
| 65.200
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