美洲斑潜蝇属双翅目,潜蝇科。是世界危险性害虫。1993年12月在海南三亚市瓜豆类作物上首先发现,并迅速向省内外扩散蔓延。现已在20多个省、直辖市、自治区发生为害,成为北方地区保护地以及露地作物的重要害虫,由于其蔓延迅速,为害严重,国家已将其列为检疫对象。一、寄主与为害 Diptera, Diptera, and Laryngidae. It is a dangerous pest in the world. December 1993 in Sanya City, Hainan melon beans first discovered on the crops, and quickly spread to and outside the province spread. Now it has been harmed in more than 20 provinces, municipalities and autonomous regions. It has become an important pest in protected areas and open-field crops in northern China. Because of its rapid spread and serious detriment, the state has listed it as a quarantine object. First, the host and harm