美洲斑潜蝇是多食性、危害大、分布广、传播快和防治难的检疫性害虫。１９９４年由国外传入海南省，现已蔓延全国２８个省市。美洲斑潜蝇最喜欢吃菜豆、豇豆、黄瓜、丝瓜、番茄、茄子、红菜薹和白菜等蔬菜。湖北省一年约发生９～１１代。发生期４～１１月，发虫盛期５月中旬～ Liriomyza sativae is a polyphagous, harmful, widely distributed, fast transmission and prevention of quarantine pests. In 1994, it was introduced into Hainan Province from abroad and now it has spread to 28 provinces and cities nationwide. Liriomyza sativae like to eat beans, cowpea, cucumber, sponge gourd, tomato, eggplant, red cabbage and cabbage and other vegetables. Hubei Province, about 9 to 11 generations a year. The occurrence of 4 to 11 months, the worm extinction in mid-May ~