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防治农作物病虫害的方法很多,但从目前国内外的资料看,主要还以化学防治为主,它一直是世界农业防止病虫为害的主要手段,约占防治面积的90%。进行化学防治,除了农药的品质外,施药技术水平的高低也是决定防治效果的关键因素。施药技术综合了农药、药械、植保等多种学科,它包括对施药方法和施药器械进行一系列的研究、设计、研制、试验、推广应用工作等,从而达到和提高农药的施用水平。1 当前施药技术的状况
There are many ways to prevent crop pests and diseases. However, judging from the data at home and abroad, chemical prevention and control are the main methods. It has been the main means of prevention and control of pests and diseases in the world agriculture, accounting for about 90% of the control area. Chemical control, in addition to the quality of pesticides, the level of application of technology is also a key factor in the prevention and control of the effect. Application of pesticides, pharmacy, plant protection and other disciplines, which includes a series of research on the application methods and equipment, design, development, testing, promotion and application of work, so as to achieve and improve the level of pesticide application . 1 current status of application technology