斑潜蝇是近年传入武威市的危险性害虫，在日光温室蔬菜作物上发生为害重、造成损失大。防虫网覆盖栽培是无公害蔬菜生产的重要措施。温室内全部覆盖防虫网虽然效果好，但成本高，群众不易接受。因此，我们开展了温室风口覆盖防虫网防治斑潜蝇的试验示范。１防治依据武威市地处 Liriomyza sativae is a dangerous pest that has been introduced into Wuwei City in recent years, causing serious damage to vegetable crops in sunlight greenhouse. Insect net coverage cultivation is an important measure to produce pollution-free vegetables. Although all the anti-insect nets covered in the greenhouse have a good effect, the cost is high and the masses are not easy to accept. Therefore, we conducted a demonstration of greenhouse outlet covered with insect net control leafminers. A control based on Wuwei City