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防治棉花病虫害,是保证棉花增产丰收的重要措施。但是由于棉花病虫害多种、多代,使用的农约又多种多样,如果虫情和用药技术掌握不好,就会出现用药多、用工多、人员中毒多,成本高,效果差的现象。近几年来这种“三多一高”的现象比较普遍,有的棉田每亩农药投瓷在10元以上,多的达20多元。群众说:“棉花增产多收的钱,从喷雾器里流走了一半”,反映了棉花增产不增收,这是一个严重的问题,必须迅速扭转。1964年湖北省农业厅为了使防治棉花病虫害做到经济有效、安全用药。在新洲等七个地方办示范点,效果都很好。
Prevention and control of cotton pests and diseases, cotton is an important measure to ensure yield increase. However, due to a variety of cotton pests and diseases, multiple generations, and the use of agronomic and diverse, if the insects and medication technology is not good, there will be more medication, more labor, personnel poisoning, high cost, poor results. In recent years, this phenomenon of “more than three highs” is more common. Some pesticides in the cotton fields invest more than 10 yuan in pesticides and more than 20 yuan more. The masses said: “The money that cotton yields more and more and half of it flows away from the sprayer” reflects the fact that increasing cotton yield does not increase income. This is a serious problem that must be quickly reversed. 1964 Hubei Provincial Department of Agriculture in order to prevent and control cotton pests and diseases so that it is cost-effective, safe medication. In Xinzhou and other seven places to do demonstration, the effect is very good.