美洲斑潜蝇的食性杂,危害大,传播快,很难彻底防治。该虫自1994年传入我国后,现已蔓延到全国许多省市,给蔬菜生产造成了较大危害。美洲斑潜蝇为害豆角、黄瓜、丝瓜、番茄、茄子和白菜等大多数保护地蔬菜和露地蔬菜。几年来,我们认真贯彻综合防治措施防治美洲斑潜蝇;其中适期用药防治是综合防治的一项重要措施。在用药上,过去应用化学农药防治,效果不太理想。通过药剂筛选研究,得出的结论是,应 Liriomyza sativa feeding complex, harmful, fast spread, it is difficult to thoroughly control. Since the insect was introduced into our country in 1994, it has now spread to many provinces and cities in the country, causing great harm to vegetable production. Native leaf miner infects most of the protected vegetable and open field vegetables such as beans, cucumbers, sponge gourd, tomato, eggplant and cabbage. Over the past few years, we conscientiously implement comprehensive prevention and control measures to prevent and control American louse; which medication is a comprehensive prevention and control is an important measure. In medication, the past application of chemical pesticide control, the effect is not ideal. Through the pharmacy screening study, the conclusion drawn is that