冬春季种植蔬菜发展快,种植面积大,种植品种较多,主要有十字花科、茄科、豆类、瓜类和冬玉米等。危害蔬菜的病虫很多,主要的害虫有菜蚜、菜蛾、菜青虫、跳虫、跳甲、茶黄螨、斑潜蝇、种蝇、豆杆蝇、玉米螟及夜蛾类;主要的病害有猝倒病、菌核病、叶斑病、十字花科蔬菜的软腐病、霜霉病和黑腐病,豆类的锈病、白粉病,茄科蔬菜的疫病、炭疽病、枯 Vegetable cultivation in winter and spring fast, large acreage, planting more varieties, mainly Cruciferae, Solanaceae, beans, melons and winter corn. Pests and diseases that endanger vegetables are many, the main pests are aphid, diamondback moth, cabbage caterpillar, hopper, hopper, yellow mite, leafminer, flies, flies, corn borer and the night moth; the main Diseases are catastrophic, sclerotinia, leaf spot, soft rot of cruciferous vegetables, downy mildew and black rot, rusts of legumes, powdery mildew, diseases of solanaceous vegetables, anthracnose,