番茄斑枯病又称白星病，危害叶片、叶柄、茎、花萼及果实，番茄各生育阶段均可发病。番茄斑枯病是一种细菌性病害，一般在高湿条件下易于发病（湿度达不到不发病）。如遇多雨，特别是雨后转晴及番茄生长衰弱，肥料不足时易发病。其防治方法是：一、苗床选用新土。或选两年内没 Tomato spot blight also known as white star disease, endanger the leaves, petiole, stems, calyx and fruit, tomato all stages of development can be disease. Tomato spot blight is a bacterial disease that is prone to morbidity under conditions of high humidity (humidity does not reach disease-free). In case of rainy day, especially when the rain is clear and the growth of tomato is weak, it is easy to get sick when the fertilizer is not enough. The prevention and treatment methods are: First, seedbed selection of new soil. Or choose two years did not