不同玉米品种抗旱性的生理鉴定与综合评价

李春情, 刘翔宇, 闫鹏, 周六千, 卢霖, 董志强, 徐江

Physiological Identification and Comprehensive Evaluation of Drought Resistance of Different Maize Varieties

Li Chunqing, Liu Xiangyu, Yan Peng, Zhou Liuqian, Lu Lin, Dong Zhiqiang, Xu Jiang

表3 玉米各指标与CDI的关联度及关联序

Table 3 Correlation degree and correlation order between different parameters and CDI of maize

指标 Index 中度干旱Moderate drought 重度干旱Severe drought 关联度Correlation degree 权重Weight 关联序Correlation order 关联度Correlation degree 权重Weight 关联序Correlation order SOD 0.803 0.169 1 0.725 0.172 1 Chl 0.796 0.172 2 0.718 0.170 3 MDA 0.788 0.162 3 0.724 0.172 2 CAT 0.770 0.165 4 0.681 0.161 5 Pro 0.756 0.171 5 0.692 0.164 4 POD 0.755 0.162 6 0.667 0.158 6