蛴螬是凉城县的主要地下害虫。种类多,分布广,危害重。83年调查,六苏木公社八苏大队谷地有蛴螬57头/米~2;厢黄地公社马坊滩大队麦地有蛴螬45头/米~2;双古城公社九犋牛大队有蛴螬16头/米~2。因蛴螬危害,作物一般减产15—20％,严重的成片绝产,成为影响农林生产的重要问题。为给防治提供依据,近年来对蛴螬发生动态进行了初步研究。 蛴 螬 is the main underground pest in Liangcheng County. Many types, widely distributed, endangering heavy. 83 years of investigation, the six Suki eight brigades brigade commune have 蛴 螬 57 head / m ~ 2; box yellow mandarin flat barracks Maidi have 蛴 螬 45 heads / m ~ 2; Shuangchengcheng commune Jiuyou cattle brigade have 蛴 螬 16 Head / m ~ 2. As a result of 蛴 螬 hazards, crops generally cut 15-20%, a serious piece of junk, become an important issue affecting the production of agriculture and forestry. In order to provide a basis for prevention and treatment, in recent years, a preliminary study has been made on the occurrence of grubs.