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营口县永安公社有4万多亩耕地,其中种植棉花1.2万亩,每年灭虫任务很重。尤其因喷雾器数量不足,型号落后,每年仅防治棉蚜,全公社就要出动1,000多名劳动力,连续打药40～50天。效率低,效果差,而且还严重影响了其它农活。1977年他们在全公社推广使用东方红—18型机动弥雾喷粉机18台,其中配有超低量喷头的12台,用于全社防治农作物
Yongkang County, Yingkou County, more than 40,000 mu of cultivated land, of which 12,000 acres of cotton planted pest control task is heavy each year. In particular, due to the insufficient number of nebulizers and the backward number of models, only the cotton aphid is prevented and controlled every year. The whole commune will have to dispatch more than 1,000 workers for 40 to 50 days in a row. Low efficiency, poor results, but also seriously affected the other farm work. In 1977, they promoted the use of Dongfanghong -18 mobile misting dusting machine in the whole commune, of which 18 were equipped with ultra-low-volume spraying heads for the prevention and control of crops in the whole society