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玉米螟是辽宁省玉米、高粱生产上主要害虫之一,常年减产一成左右。1964年全省开展了群众性颗粒剂治螟运动,据不完全统计,防治面积达492万余亩,比1963年增加31倍;防治后挽回损失按5％计算,至少可挽回粮食6,000万斤以上。为了总结经验,辽宁省农业厅组织有关人员,于8月18日至9月7日,先后到新金、金县、复县、庄河、岫岩、宽旬、锦西、锦县、北镇、康平等十县进行颗粒剂治螟效果考查,本文仅就技术方面,概述如下:
Corn borer is one of the major pests in corn and sorghum production in Liaoning Province, with about 10% reduction in annual output. According to incomplete statistics, the control area reached 4.92 million mu, an increase of 31 times over that of 1963. After the prevention and treatment, the loss recovered by 5% can at least save 6,000 kg of grain the above. In order to summarize the experience, Liaoning Provincial Department of Agriculture organized the relevant personnel, from August 18 to September 7, successively to the new gold, Jinxian, Fuxian County, Zhuanghe, Xiuyan, wide late, Jinxi, Jinxian, north Town, Kang and other ten counties to check for the effect of granular control borer, this article only on the technical aspects are summarized as follows: