白三叶黄斑病的发现和病原菌鉴定  

OCCURRENCE OF CURVULARIA LEAF SPOT OF WHITE CLOVER AND PATHOGEN IDENTIFICATION

作　　者：商鸿生[1] 贾明贵[1] 

机构地区：[1]西北农业大学植保系

出　　处：《草业科学》1990年第2期35-36,24,共3页Pratacultural Science

摘　　要：在贵州独山等地发现国内尚无报道的一种白三叶草病害,该病造成严重的叶斑和叶枯。小叶典型症状是沿叶缘发生大型褐色病斑,周围有V型黄变中毒部分。该病被命名为“三叶草黄斑病”,经鉴定,病原茵为三叶草弯孢Curvularia trifolii(Kauff)Boed.Curvularia leaf spot of white colover(Trifolium repens L.), an unreported disease in China, was found occurring in Guizhou province. The virulent isolates were identified as Curvularia trifolii(Kauff.)Boed. The symptoms of the disease and morphological characters of the pathogen were described in this paper.

关 键 词：白三叶草 黄斑病 病原菌鉴定 

分 类 号：S435.4[农业科学—农业昆虫与害虫防治]