根据当前小麦病虫害发生基数、小麦生育期及品种布局等情况,结合未来天气趋势等因素综合分析,山东省植保总站预报全省小麦后期病虫总体呈中等偏重发生趋势。一、发生种类和面积小麦后期病虫以赤霉病、锈病、白粉病、纹枯病和蚜虫、麦蜘蛛、地下害虫、吸浆 Based on the current wheat pest occurrence base, wheat growth period and variety distribution, combined with future weather trends and other factors comprehensive analysis, Shandong Provincial Plant Protection Station forecast the province’s late pests and diseases were generally moderately skewed trend. First, the occurrence of the type and area Wheat late blight to scab, rust, powdery mildew, sheath blight and aphids, wheat spiders, underground pests, suction pulp