玉米穗腐病致病禾谷镰孢复合种的遗传多样性、致病力与毒素化学型分析

王宝宝,郭成,孙素丽,夏玉生,朱振东,段灿星

The Genetic Diversity, Pathogenicity, and Toxigenic Chemotypes of Fusarium graminearum Species Complex Causing Maize Ear Rot

WANG BaoBao,GUO Cheng,SUN SuLi,XIA YuSheng,ZHU ZhenDong,DUAN CanXing

表3 禾谷镰孢复合种遗传相似度和遗传距离

Table 3 Nei’s genetic identity (above diagonal) and genetic distance (below diagonal) of FGSC

种群 Population 华北 North China 华中 Central China 华东 East China 东北 Northeast China 华南 South China 西北 Northwest China 西南 Southwest China 华北North China — 0.6888 0.7100 0.7979 0.7011 0.8120 0.7910 华中Central China 0.3727 — 0.8489 0.8484 0.7067 0.6934 0.6677 华东East China 0.3424 0.1638 — 0.8572 0.7782 0.7556 0.7452 东北Northeast China 0.2257 0.1644 0.1540 — 0.8170 0.8797 0.8502 华南South China 0.3551 0.3471 0.2508 0.2021 — 0.8196 0.8609 西北Northwest China 0.2083 0.3662 0.2803 0.1282 0.1990 — 0.8775 西南Southwest China 0.2345 0.4039 0.2942 0.1623 0.1498 0.1307 —