蛴螬是重要的地下害虫。它是金龟子的幼虫,为一类害虫的统称。金龟子主要有华北大黑、暗黑鳃金龟,黑绒金龟、铜绿金龟、黄褐丽金龟等。近年大葱受害严重,2012年9月10日赞皇县种大葱的农户心急如焚,大葱出现死棵,有的还十分严重,现场调查情况的确严重。到底是病害还是虫害呢?让我们一起深入研究一下。赞皇镇里寨村是种植大葱的传统村,种植面积大,经验多。到葱地里看,农户 Scabies are important underground pests. It is a beetle's larvae, collectively referred to as a group of pests. Scarabs are mainly North China black, dark gill beetles, black velvet beetles, copper beetles, yellow brown beetles and so on. In recent years, green onions have suffered serious injuries. On September 10, 2012, farmers in Zanhuang County were scrambled with some green onions, dead trees appeared on the green onions, and some were still very serious. The scene investigation was indeed serious. In the end is a disease or pest it Let us study together. Zhaizhuang town Zhaizi village is a traditional village planting green onions, planting area, more experience. Onion ground to see, farmer