芋属天南星科多年生宿根草本植物。食用地下球茎。芋有清热解毒、健脾强身、滋补身体的作用 ,又是一种美味可口的名贵蔬菜。但近年来由半知菌芋枝孢引起的芋污斑病为害严重 ,造成大面积减产。其危害症状为病斑大多在叶正面出现 ,初呈淡褐色 ,边缘有不明显的圆形或不规则形斑 , Taro Araceae perennial perennial herb. Eat underground bulbs. Taro has Qingrejiedu, spleen Qiangshen, nourishing the body’s role, but also a delicious vegetable expensive. In recent years, however, the taro leaf spot disease caused by the stinking fungi, Taro spores, has been seriously devastated, resulting in a large-scale yield reduction. The harm symptoms of most of the lesions appear in the leaves positive, initially pale brown, the edge is not obvious round or irregular shaped spots,