自１９９５年１１月初在我市四季豆上首次发生以后，对“菜篮子工程”的实施和蔬菜生产的持续发展，带来了极大威胁。现将美洲斑潜蝇分布危害及防治记述如下： 一、发生危害 １．发生分布。 四川省有２０个市（地、州）的１００个以上县发生该虫危害，我市也发现美洲斑潜蝇。 Since the first occurrence of green beans in our city in early November 1995, the implementation of “vegetable basket project” and the continuous development of vegetable production have posed a great threat. Presently, the distribution and control of Liriomyza sativae are as follows: First, the occurrence of harm 1. Occurred distribution. In Sichuan Province, 20 cities (prefectures and prefectures) in more than 100 counties of the pest damage, the city also found that the United States Liriomyza.