云南省部分地区玉米大斑病菌生理小种鉴定  

Identification of the Physiological Races of Exserohilum turcicum in Parts of Yunnan Province

作　　者：姜开梅[1] 范静华[2] 

机构地区：[1]云南农业职业技术学院,云南昆明650031 [2]云南农业大学植物病理重点实验室,农业生物多样性与病害控制教育部重点实验室,云南昆明650201

出　　处：《云南农业大学学报（自然科学版）》2011年第2期280-283,共4页Journal of Yunnan Agricultural University:Natural Science

基　　金：云南省科技攻关项目(2001NG10)

摘　　要：对分离于云南省部分地区的24个大斑病单孢菌株生理小种鉴定结果表明:0号生理小种仍然是云南省的优势小种,占供试菌株的41.7%;23N号生理小种占33.3%;1号、3号及23号各占供试菌株的8.3%。The physiological Races of Exserohilum turcicum were identified among 24 isolates with different resistant genes（Ht1,Ht2,Ht3,HtN）collected from parts of Yunnan Province.The results showed that the races with higher frequency were race 0,race 23N,accounting for about 41.7% and 33.4% of the total isolates collected,respectively.Races 1,3 and 23 were also identified.

关 键 词：玉米大斑病 生理小种 鉴定 

分 类 号：S435.131.49[农业科学—农业昆虫与害虫防治]