1.凋萎病的种类和鉴别方法西红柿、茄子、草莓和菠菜等的叶片,往往因突然变色而陷入萎蔫,进而逐渐扩及全身并呈现枯萎状。这就是人们所熟知的凋萎病。萎蔫现象的发生,虽然也有生理障碍等方面的原因,但就导管部分和根系的褐变而言,却是由凋萎病引起的。凋萎病菌属于不完全菌之中 1. Wilt disease types and identification methods Tomatoes, eggplant, strawberries and spinach and other leaves, often due to sudden discoloration and fall into wilting, and then gradually extended to the body and withered. This is known as wilt disease. The occurrence of wilting phenomenon, although there are physiological barriers and other reasons, but for the part of the catheter and root browning, it is caused by the wilt disease. Verticillium wilt belongs to incomplete bacteria