1999年4月25日,在广东省南海客运口岸旅检现场,动植检人员从一香港旅客携带的行李中查获甜橙约5ｋｇ和苹果2个;5月13日在一个有埃及产地标志的橙子上发现一明显虫孔及实蝇蛹8头。5月18日这些蛹全部羽化为成虫,其中雄虫5头,雌虫3头,并初步鉴定为地中海实蝇,5月19日,又经梁广勤研 On April 25, 1999, at the spot check-up of the South China Sea Passenger Port in Guangdong Province, officers of the plant and animal husbandry seized about 5 kg of sweet orange and 2 apples from the baggage carried by a Hong Kong passenger. On May 13, Oranges found a clear insect hole and fly pupae 8. May 18 These pupae all emerge into adults, including 5 males and 3 females, and were initially identified as Mediterranean fruit flies. On May 19, they were further studied by Liang Guangqin