根据全国农技中心会同有关专家分析预测,2013年全国玉米病虫害总体偏重发生,明显重于常年,预计发生面积11.3亿亩次。为做好玉米重大病虫害防控工作,特制订本方案。一、防控目标玉米重大病虫害防治处置率90%以上,病虫害总体防治效果80%以上,危害损失率控制在5%以下, According to the analysis and forecast of relevant experts by the National Center for Agricultural Technology, the overall incidence of maize pests and diseases in 2013 was significantly heavier than that of perennials with an estimated area of ​​1.13 billion mu. To make a major corn pest prevention and control work, special formula. First, the prevention and control targets Corn major pests and diseases control and disposal rate of 90% or more, the overall pest control effect of more than 80%, the damage control rate of less than 5%