随着人们生活水平的提高,对蔬菜的质量要求越来越严格,尤其是蔬菜的农药残留量问题,更是人们关注的重点。无公害蔬菜,因其在生长过程中,不用农药或少用农药,使蔬菜中农药残留量几乎为零,具有新鲜、天然等特点,深受广大消费者的青睐。但生产无公害蔬菜,也会受到害虫、病菌的侵染 With the improvement of people’s living standards, the quality of vegetables is more and more strict, especially the vegetable pesticide residues, it is the focus of attention. Pollution-free vegetables, because of its growth process, no pesticides or less pesticides, pesticide residues in vegetables is almost zero, with fresh, natural and other characteristics, by the vast number of consumers of all ages. However, the production of pollution-free vegetables, will also be pests, bacteria infection