小麦病虫草害是影响小麦高产、稳产、优质的重要因素。随着小麦产量的提高，麦田施肥水平增加，田间小气候及品种等诸多因素的改变，麦田病虫草害也不断演替，总体发生危害有加重趋势。因此搞好病虫草害防治是小麦生产过程中必不可少的技术措施，特别是对于高产、超高产麦... Wheat diseases and insect pests is an important factor that affects wheat high yield, stable yield and high quality. With the increase of wheat yield, fertilization level of wheat field increased, the microclimate of the field and varieties and many other factors change, wheat field pests and diseases also continued succession, the overall occurrence of hazards tend to increase. So do a good job in the prevention and control of pests and diseases of wheat is an essential technical measure in the production of wheat, especially for high yield, high yield wheat ...