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根蛆是指危害植物地下部分及接近地面幼苗和茎叶的双翅目花绳科幼虫。我省常见的蔬菜根蛆有种蝇(Hylemyia Platura Meigen)、葱蝇(Hylemyia antigua Meigen)、白菜蝇(Hylemyia Floralis Fallen)和一些腐食性蝇子——粪种蝇。此外,菌蚊类也是蔬菜及经济作物上的一大害虫。上述四种根蛆全省各地均有分布,其中尤以种蝇分布最广,寄主最多,为害最重。葱蝇主要分布在蒜区。白菜蝇分布在大面积种植冬油菜区,没有种冬油菜的地区,危害蔬菜的根蝇种群以种蝇为主。
Root maggot refers to the harmful part of the underground plant and close to the ground seedlings and stems and leaves of the Diptera Headwort larvae. Hylemyia Platura Meigen, Hylemyia antigua Meigen, Hylemyia Floralis Fallen and some rotten fly-fecundity flies are commonly found in our province. In addition, bacterial mosquitoes are also a major pest on vegetables and cash crops. The four kinds of root maggots all over the province are distributed, especially in the most widely distributed species flies, the largest host, the hardest hit. Onion flies are mainly distributed in the garlic area. Cabbage flies are distributed in large areas of winter rapeseed planting area, there is no species of winter rape, rootstocks that harm vegetables to fly-based population.