内蒙古巴彦淖尔盟小麦全蚀病菌变种类型初步鉴定

Preliminary Identification on the Variety of Wheat Take-all Pathogens in Bayannol,Inner Mongolia

对巴彦淖尔盟地区采集分离的小麦全蚀病菌 ,进行形态、培养性状、致病性测定等方面的研究 ,初步鉴定该地区小麦全蚀病菌为顶囊壳属禾顶囊壳小麦变种 (Gaeumannomycesgraminisvar .triticiJ .Walker)。

It was studied on pathogen morphology,culture characteristics and pathogencity that the pathogens isolated from take all infected plants of Bayannol wheat farm.Preliminary identification indicated that the pathogen is Gaeumannomyces graminis var. tritici (Walker J) in this region.