黄淮海地区夏玉米弯孢叶斑病菌遗传多样性分析

常佳迎,刘树森,马红霞,石洁,郭宁,张海剑

Genetic Diversity Analysis of Curvularia lunata in Summer Maize in Huang-Huai-Hai Region

CHANG JiaYing,LIU ShuSen,MA HongXia,SHI Jie,GUO Ning,ZHANG HaiJian

表3 新月弯孢不同地理种群的遗传多样性水平

Table 3 Genetic diversity parameters among geographic populations of C. lunata

多态性位点 Number of polymorphic loci 多态性比率 Polymorphism ratio (%) 观察等位基因数 Observed number of alleles (NA) 有效等位基因 Effective number of alleles (NE) 基因多样性指数Nei’s gene diversity (H) Shannon’s信息指数 Shannon’s information index (I) 安徽AH 103 98.10 1.9810 1.6344 0.3665 0.5428 河南HN 105 100.00 2.0000 1.6309 0.3662 0.5438 河北HB 96 91.43 1.9143 1.5855 0.3415 0.5072 江苏JS 58 55.24 1.5524 1.3904 0.2170 0.3171 山东SD 90 85.71 1.8571 1.5355 0.3109 0.4623 群体水平 Population level 105 100.00 2.0000 1.6761 0.3867 0.5682