摘要
经田间采集、分离培养、室内鉴定及致病性测定。本文报道了寄生于菊科Comp ositae和桑科M oraceae等9种草本植物上的3种尾孢菌及其病害:蒿褐斑病(C ercospora artenm isiae Y.L.Guo&Y.Jiang)、蓟褐斑病(Cercosp ora cirsii Ellis&Everh.)和草褐斑病(Cercospora humuligena Y.L.Guo&L.X u)。上述病害在国内外均未见报道,属国内3种新病害,其中9种草本植物为国内新纪录寄主。并对每一种病害的症状和病原形态进行了描述。
Three fungous diseases were found first on nine forage grasses in China in the paper, through field collection,isolation culture,test of pathogenicity and retro-isolation. Among which Cercospora artenmisiae on Artemisia sp. ,C. cirsii on Cirsium sp. and C. humuligena on Humulus scandentis were new diseases within China. 9 kinds host of Cercospora were new records host plants in China. Diseases symptom and morphology were described of each diseases its causal agent.
出处
《草地学报》
CAS
CSCD
2006年第3期284-286,共3页
Acta Agrestia Sinica
关键词
牧草
尾孢菌
病原鉴定
新病害
Forage grass
Cercospora
Identification of pathogen
New disease
