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为在蔬菜病虫害防治上采用超低量喷雾技术提供科学依据。目前,我国在施用农药防治农作物病虫草害方面普遍存在下列突出问题,即用药量越来越大、防治成本越来越高、污染越来越重、防效越来越低、有害生物抗性越来越强、人畜中毒事件越来越多。
To provide a scientific basis for using ultra-low volume spray technology in the prevention and control of vegetable diseases and pests. At present, the following outstanding problems are commonly encountered in the prevention and control of crop pests, weeds and pesticides in our country. That is, more and more drugs are used, the cost of prevention and treatment is getting higher and higher, the pollution is getting heavier and heavier, the control efficiency is getting lower and lower, and the pest resistance Increasingly, more and more human and animal poisoning incidents.