据预测,2010年山东省棉花病虫总体呈中等发生趋势。主要病虫有二代棉铃虫、棉盲蝽、棉苗蚜、棉叶螨、棉苗病、棉花枯黄萎病等,其中二代棉铃虫大发生,发生面积1200万亩;棉苗病偏轻发生,局部中等发生,发生面积720万亩;棉苗蚜偏轻发生,鲁西 It is predicted that in 2010 the overall occurrence of cotton pests in Shandong Province was moderate. The main pests are the second generation of cotton bollworm, cotton laceworm, cotton seedling aphid, cotton spider mite, cotton seedling disease, cotton withered wilt disease, of which the second generation of cotton bollworm occurred, an area of ​​1200 mu; Occurred, the local medium occurred, an area of ​​7.2 million mu; cotton seedling aphid partial light, Luxi