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通过设立专防区、自防区、杂草防治区、病虫防治区4类处理,在栽培管理条件一致、多种病虫害并存的状态下,依据测报技术规范、全面、系统调查各处理病虫、草的发生、为害及防效情况,结合辖区内病虫发生面积、发生级别、防控情况以及病虫危害系数等统计数据,对辖区内病虫危害损失情况进行全面的评估和分解。
Through the establishment of special protection zone, self-defense zone, weed control zone, pest control zone 4 categories of treatment, in the same cultivation and management conditions, a variety of pests and diseases coexist state, according to the technical specifications of the newspaper, a comprehensive and systematic investigation of pests and diseases The occurrence and the harm and the prevention and control of the pests in the area combined with the statistical data such as pest occurrence area, occurrence level, prevention and control and pest and disease hazard coefficient in the area, and comprehensively evaluated and decomposed the pests and diseases damage in the area.