基于非线性主成分分析的绿色超级稻品种综合评价

纪龙,申红芳,徐春春,陈中督,方福平

Comprehensive evaluation of green super rice varieties based on nonlinear principal component analysis

Long JI,Hong-Fang SHEN,Chun-Chun XU,Zhong-Du CHEN,Fu-Ping FANG

表3 主成分载荷矩阵

Table 3 Load matrix of the principal component

主成分1 Principal component 1 主成分2 Principal component 2 主成分3 Principal component 3 主成分4 Principal component 4 有效穗 EP (ln X1) 0.474 0.144 -0.139 结实率 SSR (ln X2) 0.467 -0.305 抗倒伏性LR (ln X3) 0.420 -0.184 -0.173 -0.145 抗病虫性RID (ln X4) 0.109 0.523 -0.314 0.266 单产Y (ln X7) 0.449 0.306 -0.333 整精米率HR (ln X9) -0.182 0.363 0.115 0.679 垩白度CD (ln X10) 0.589 -0.340 -0.153 直链淀粉含量AC (ln X11) 0.103 0.571 -0.511 氮素利用效率NUE (ln X13) 0.347 0.553 0.375