从1983年开始,沈阳市新城子区财落乡郎士屯村的农民在区植保站的指导下,使用甲胺磷喷雾法基本上控制了蒙古灰蟓(虫甲)、网目砂潜等苗期害虫的危害,收到了较好的防治效果.方法是,在大豆一拱土就使用50%甲胺磷乳油,每亩地用2两,对水100斤,进行苗带喷雾,防治效果为80%左右,保苗率达93%,秋后测产,大豆亩产达300斤左右.此外,他们还将此方法用 Since 1983, under the guidance of the Plant Protection Station, farmers in Langshi Village, Cailuo Township, Xinchengzi District, Shenyang City have basically controlled the growth of Mongolian ash slugs and insect pests at the seedling stage using methamidophos spray method. Pests, received a better control effect. Method is to use 50% of the soil in a soy bean methamidophos EC, with two acres per mu, 100 pounds of water, seedling spray, the control effect of 80 % Or so, the seedling rate of 93%, after the autumn measured production, soybean yield about 300 pounds.In addition, they also use this method with