江苏淮阴专区的淮阴、涟水、泗阳等县,大部为砂土地区,花生是主要栽培作物的一种。花生历年来常遭蛴螬等地下害虫为害,轻者减产2—3成,重者颗粒无收。如泗阳县花井乡,有200馀亩花生,自1950—1952年,连续3年无收;涟水县1952年全县花生遭蛴螬危害减产达55%。因此,蛴螬为害,成为花生增产上严重问题。1954年为了扩大油粮面 Huaiyin area in Jiangsu Huaiyin, Lianshui, Siyang and other counties, most of the sand area, peanut is a major cultivated crops. Peanuts are often victims of underground pests such as calamus over the years, reducing the production of light 2-3, severe cases of crop failure. For example, in Huajing Township, Siyang County, there are more than 200 acres of peanuts, with no receipt for three consecutive years from 1950 to 1952; Lianhe County peanut was reduced by 55% in 1952. Therefore, 蛴 螬 harm, a serious problem of peanut production. In 1954 in order to expand oil noodles