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受冬春气温偏低,夏秋降水偏多气候因素的影响,2011年我省农作物病虫害总体为中等、局部偏重发生,发生程度略重于上年。全省病虫草害发生面积1.84亿亩次,比上年增加800万次。大发生的病虫有:东亚飞蝗(夏蝗)、粟叶甲、玉米大斑病、马铃薯晚疫病、棉花铃病;麦蜘蛛、二点委夜蛾、玉米红蜘蛛、菜蚜、棉盲蝽、梨小食心虫和黄瓜霜霉病、青椒疫病局部偏重发生。与常年比较,今年我省农
Affected by the low winter and spring temperatures and the more summer and autumn precipitation, the crop diseases and insect pests in our province in 2011 were generally moderate and local biased, with the degree of occurrence slightly heavier than the previous year. The province witnessed 184 million mu of pests, diseases and insect pests, an increase of 8 million times over the previous year. Large pests are: Locusta migratoria locust (Locust), A leaf beetle, corn spot disease, potato late blight, cotton bollworm; wheat spider, two members of the night moth, corn spider mite, aphid, cotton laceworm, Pear heartworm and cucumber downy mildew, green pepper disease partial emphasis. Compared with perennial, this year my province agriculture