瓜类枯萎病又叫蔓割病、蔓蔫病,尤以黄瓜发病最重。此病也为害冬瓜、西瓜、甜瓜等瓜类,所以也叫瓜类枯萎病。该病从幼苗到生长后期均可发病,尤以进入根瓜采收期发病更甚。为害主要症状是植株生长缓慢,下部叶子先变黄,逐渐向上 Fusarium also known as fusarium wilt disease, Mudanjiang disease, especially cucumber most serious. The disease is also harmful melon, watermelon, melon and other melons, so called melons wilt disease. The disease can grow from the seedling to late growth, especially in the root harvest harvested even more. Harm the main symptoms of plant growth is slow, the lower part of the first yellow leaves, gradually upward