大白菜软腐病又叫腐烂病、烂葫芦、烂疙瘩,是我县白菜生产上最为普遍的一种病害。它与白菜孤丁病、霜霉病统称为白菜的三大病害。一、症状及侵染途径这种病害,多在白菜包心的时侯发生。刚得病的白菜,外表还看不出来,但在中午太阳光强的时侯,叶片就表现萎蔫。 Cabbage soft rot, also known as rot disease, rotten gourd, rotten knots, is the most common in our county cabbage production of a disease. It is with cabbage Solitary disease, downy mildew collectively referred to as the three major diseases cabbage. First, the symptoms and routes of infection This disease, mostly in the heart of cabbage occurred at the time. Cabbage just got sick, the appearance can not tell, but at noon when the sun is strong, the leaves show wilting.