罗甸县地处贵州省南端,属亚热带低热河谷地区,常年气候温暖,雨量充沛,俗称“天然温室”、“贵州小三亚”。独特的气候为各类农作物的生长营造了有利条件,同时也利于多种病虫害的发生危害。本地区果树、蔬菜常年种植面积50万亩,是全省重要的果蔬生产基地。实蝇是本地果蔬上的重要害虫,主要危害柑桔、火龙果、瓜类等瓜果蔬菜,近年来呈发生面积增大、蔓延速度加快和危害程度加重的趋势,严重威胁着果蔬生产安全,每年均会造成10—50%不同程度的损失。因此,我 Luodian County is located in the southern tip of Guizhou Province, is a subtropical low valleys, perennial climate is warm, abundant rainfall, commonly known as “natural greenhouse ”, “Guizhou Sanya ”. Unique climate for the growth of all kinds of crops to create favorable conditions, but also conducive to the occurrence of a variety of pests and diseases. The perennial planting area of ​​fruit trees and vegetables in the region is 500,000 mu, which is an important fruit and vegetable production base in the province. Fruit fly is an important pest on local fruits and vegetables, the main harm to citrus, dragon fruit, melons and other fruits and vegetables, in recent years showed an increase in area, speed up the spread and increase the degree of harm, a serious threat to the safety of fruit and vegetable production, Each year will result in 10-50% of different degrees of loss. so I