蔬菜上的病虫害不但严重地影响产量，更主要的是影响蔬菜的品质。防治病虫害已是蔬菜种植中主要问题。当前春季蔬菜的病虫害问题更是棘手，一但防治不及时就会延误农时，影响上市。另外，春季气候变化较大，冷热无常，干湿不定，极易引起蔬菜病虫害发生和发展，笔者就春季蔬菜 Pests and diseases on vegetables not only seriously affect the yield, more importantly, affect the quality of vegetables. Prevention and control of pests and diseases is a major problem in vegetable cultivation. The current problems of pests and diseases of vegetables in spring are even more troublesome. However, if the control is not implemented in time, it will delay farming and affect the listing. In addition, large changes in spring climate, hot and humid, wet and dry, can easily cause the occurrence and development of vegetable pests and diseases, the author on the spring vegetables