四川省金沙江流域及其支流雅砻江与安宁河下游地区的果蔬受实蝇严重为害。常年瓜果的被害率为10～20％,芒果与桃则达50％左右。1982—1984年在13个县(市)的30个点进行了采集调查,现已鉴定的种类有六种,即桔小实蝇(东方果实蝇),瓜实蝇,黑颜实蝇,南瓜实蝇,具条实蝇(柚实蝇),黑膝实蝇。 The fruit and vegetable in the Jinsha River Basin in Sichuan Province and its tributaries, Yalong River and the Lower Anning River, are severely damaged by fruit flies. The damage rate of perennial fruits is 10 ~ 20%, mango and peach is about 50%. From 1982 to 1984, the survey was conducted at 30 points in 13 counties (cities). Six species have been identified, namely, fruit fly (Drosophila orientalis), fruit fly, fruit fly, pumpkin Fruit flies, with real flies (pomelo fruit fly), black kibble fly.