锡林郭勒草原的大针茅病害  

Diseases of Stipa grandis on Grassland of Xilinguole.

作　　者：侯天爵[1] 李魁英[1] 刘爱萍[1] 

机构地区：[1]中国农业科学院草研究所

出　　处：《中国草地》1999年第4期48-51,共4页Grassland of China

基　　金：内蒙古计委"狼针草害综合防治研究"课题

摘　　要：在内蒙古锡林郭勒草原的大针茅草场上，发现５种大针茅真菌病害，除茎黑粉病于１９９７年发现并报道外，其余４种是穗黑粉病、叶枯病、茎枯斑病和锈病。这５种病害均属国内新发现的大针茅病害，其中穗黑粉病１９９８年在锡林浩特以北某些大针茅草场上发生较为普遍，其他仅有少量或微量发生。There were 5 fungi diseases of Stipa grandis on the pasture of Stipa grandis in Xilinguole grassland. Besides stem smut (Ustilago hypodytes) was found in 1997 and was reported, the other 4 diseases: Smut (Ustilago williamsii), leaf blight (Ascochyta sp.), stem blight (Hendersonia sp.) and rust (Puccinia stipae), were newly discovered in China. Among 5 diseases, smut occurred commonly on the pasture of Stipa grandis in northern of Xilinhot in 1998, the other 4 diseases occurred very little in the same area.

关 键 词：大针茅 黑粉病 叶枯病 茎枯斑病 锈病 

分 类 号：S431.18[农业科学—农业昆虫与害虫防治]