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1990年12月19—20日,全国植保总站、中国植保学会科普专业委员会共同在江苏连云港市召开了农户贮粮害虫防治技术交流会,苏、豫、鲁、冀、皖等6省2市近40位植保技术干部出席了会议。各省市汇报了农户贮粮方式、数量、害虫种类及为害损失情况,交流了以磷化铝熏蒸为主的防治农户贮粮害虫的技术。 据不同产粮地区农户抽样调查,农户贮粮占生产粮食的70％以上,每户贮粮一般为1500—2000公斤,主要贮粮害虫有玉米象、麦蛾、谷蠹、扁谷盗、锯谷盗、绿豆象等十余种,
December 19-20, 1990, the National Plant Protection Station, China Plant Protection Society Popular Science Committee jointly held in Lianyungang, Jiangsu farmers pest control technology exchange meeting, Jiangsu, Henan, Shandong, Hebei, Anhui and other 6 provinces and 2 near 40 plant protection technical cadres attended the meeting. All provinces and municipalities reported on the ways and quantities of grain stored by peasants, the types of pests and damage caused by the damage, and exchanged technologies to prevent and control pests stored by peasant households, mainly using aluminum phosphide fumigation. According to the sampling survey of farmers in different grain-producing areas, the grain storage by peasant households accounts for over 70% of the total grain production, and the storage grain for each household is generally 1500-2000 kg. The main grain-stored pests are corn, wheat moth, Valley Pirates, mung bean like more than ten species,