在盛夏的雨季,往往发现用葵花秆搭架栽培的豆角突然枯死。这是因为葵花多易发生菌核病,其部分菌核和菌丝潜伏在葵花秆上越冬,进入雨季后,越冬菌核萌发,菌丝生长,再直接侵染豆蔓,使菜豆患菌核病而枯死。检查病豆蔓,可见有许多白色絮状菌丝,尔后形成老鼠屎状菌核。豆角感染菌核病初 Rainy season in midsummer, often found with sunflower stalk shelled cultivated beans suddenly dead. This is because sunflower more susceptible to sclerotinia, some of its sclerotia and mycelium lurking in the sunflower stalk wintering, into the rainy season, overwintering sclerotial germination, mycelial growth, and then directly affects the bean curd, so that bean kidney Sick and dead. Check the Soybean vine disease, we can see there are many white flocculent hyphae, later formed a mouse feces sclerotia. Beans Kok early sclerotinia