贵州牧草病害及其防治

Major Fugal Diseases of Pasture Crops and Their Control in Guizhou

贵州牧草的主要病害有10种,分别是:黑麦草(Loliumperenne)冠锈病(Pucciniacoronata)、褐斑病(Bipolarissorrkiniana)、大斑病(Drechslerasiccans)、网斑病(Drechsleradictyoides)、禾草云斑病(Rhyncohsporiumsecalis);三叶草(Trifoliumspp.)白粉病(Oidiumsp.,Oidiopsissp.)白绢根腐病(Sckrotiumrolfsii)、褐纹斑病(Stemphyliumsarciniiforme,S.botryosum);苜蓿(Medicagosativa)锈病(Uromycesstriatus)、白绢病(Sclerotiumrolfsii)。本文概述这10种主要病害的病原、症状及发病规律,并提出相应的防治措施。

The ten major fungal diseases have been reported on ryegrass （Lolium spp）, clovers （Trifolium spp）,Lucerne （Medicago sativa） and other grasses in Guizhou province. They are Puccinia coronata, Biplaris sorrkinianum Drechslera siccans, Helminthosporium siccana and Rhyncohsporium secalis on ryegrass and other grasses; Oidium spp and Oidiopsis spp., Sckrotium rolfsii, Stemphylium sarciniiforme and S.botryosum on clovers; and Uromyces striatus and Sclerotium rolfsii on Lucerne, respetively.The causal pathogeny, symptom, epidemiology of each of those ten diseases were presented and the control measures were suggested.