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在省农业厅和民航局的大力支持下,我县于一九七九年七月十六日至二十日,在花生种植比较集中的范村公社进行了飞机喷洒磷酸二氢钾对花生根外追肥的试验。飞机作业面积18800亩,其中花生地9685亩,使用河南农药厂生产的磷酸二钾2.8吨,每亩用量3两(稀释液为5斤) 一、增产效果据范村公社传里寨大队的六个复盖点对比试验测产统计:五个点增产,增产幅度为
With the strong support of Provincial Department of Agriculture and Civil Aviation Authority, our county conducted an aircraft spraying of potassium dihydrogen phosphate on peanut root in Fancun commune where peanut planting is relatively concentrated from July 16 to July 20, Top dressing test. Aircraft operating area of 18,800 acres, of which 9685 acres of peanut, the use of Henan Pesticide Factory production of 2.8 tons of dipotassium phosphate, the amount of 3 acres per mu (diluted to 5 pounds) First, the production effect According to Fan Village commune pass Village Brigade six A coverage point comparison test Measured production statistics: five points by yield, yield increase