美洲斑潜蝇是国内检疫性害虫 ,其寄主范围广 ,幼虫潜于叶肉内危害。近年来 ,已成为危害豆、瓜、菜的主要害虫 ,对蔬菜生产已造成一定威胁。为寻求化学防治美洲斑潜蝇的有效药剂 ,选择了目前常用的 4种杀虫剂进行药剂对比试验。现将试验结果报导如下。1　材料与方法1.1　供试药? Liriomyza sativae is a quarantine pest in China with a wide range of hosts and larvae potentially endangered in the mesophyll. In recent years, it has become a major pest that endangers beans, melons and vegetables and poses a certain threat to the production of vegetables. In order to find an effective chemical for controlling chemical leafworm in the United States, four commonly used pesticides were selected for comparative experiments. The test results are reported below. 1 Materials and Methods 1.1 for the test drug?