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临潭县总寨公社上川大队第一生产队,坚持用土农药防治虫害,效果很好。一九六九年五月,有25亩川地发生了地下害虫的严重危害,种植蚕豆大部分的根被金龟(虫甲)幼虫咬断,绿油油的蚕豆苗成片成片地枯死,产量大幅度下降,由亩产300多斤下降到亩产85斤。当年在蚕豆收割后,党支部组织群众,结合耕地,边耕边拾越冬的金龟虫甲害虫。而且在下年播种青稞之前,25亩川地全部用土农药进行消毒。经过处理后,种植的青稞未受损伤,亩产350斤。土壤自土
Lintan County Zhaizhai commune on the brigade production team first team, adhere to soil pest control pests, the effect is very good. In May 1969, 25 mu of land in Kawauchi was seriously damaged by underground pests. Most of the roots of broad bean plants were bitten by larvae of beetles (Entamoebae), and the green bean plants became dead and the yield was high Decline, from 300 kilos per mu yield down to 85 kg per mu. Year after the harvest of broad beans, the party branch to organize the masses, combined with arable land, while picking the wintering beetle pests. And before sowing barley next year, 25 acres of Sichuan all with soil pesticide disinfection. After treatment, the cultivation of barley is not damaged, yield 350 pounds. Soil from soil