政府应加大农作物病虫害统防统治工作力度进入９０年代以来，随着农村经济的发展和集约化种植水平的提高，农作物病虫害的发生为害和相应的防治措施也发生了很大变化。目前农作物病虫的发生为害特点和防治工作存在的问题，突出表现在：１．病虫为害的潜在威胁越来越重，灾... Since the government stepped up its efforts to prevent and control crop pests and diseases by the 1990s, with the development of rural economy and the enhancement of intensive planting, great changes have taken place in crop diseases and insect pests and the corresponding prevention and control measures. At present, pests and diseases of crop damage characteristics and prevention and control of existing problems, highlighted in: 1. The potential threat of pests is more and more serious, disaster ...