谷子苗期耐低磷种质筛选及其根系保护酶系统对低磷胁迫的响应

苑乂川,陈小雨,李明明,李萍,贾亚涛,韩渊怀,邢国芳

Screening of germplasm tolerant to low phosphorus of seedling stage and response of root protective enzymes to low phosphorus in foxtail millet

Yi-Chuan YUAN,Xiao-Yu CHEN,Ming-Ming LI,Ping LI,Ya-Tao JIA,Yuan-Huai HAN,Guo-Fang XING

表3 各综合指标特征值及贡献率

Table 3 Eigenvalue and contribution of each comprehensive index

主成分 Principal component 特征值 Eigenvalue 贡献率 Contributive ratio (%) 累积贡献率 Cumulative contributive ratio (%) 1 4.657 42.334 42.334 2 2.287 20.793 63.127 3 1.233 11.206 74.333 4 0.959 8.716 83.049