4月13日,全国农技中心发布《植物病虫情报》,预计2015年全国小麦中后期病虫总体呈重发态势,程度重于上年和常年,小麦赤霉病、穗期蚜虫大发生态势明显。一、发生种类和面积小麦中后期病虫以赤霉病、条锈病、白粉病、叶锈病、纹枯病和蚜虫、吸浆虫、麦蜘蛛为主,叶枯病、根腐病、全 April 13, the National Agricultural Technology Center released the “Plant Diseases and Insects Intelligence” is expected in mid-and late National Pest in 2015 was an overall re-emergence of the situation, the degree heavier than the previous year and perennial, wheat head blight, aphids large spikes Obvious situation. First, the occurrence of the type and area of ​​wheat in the late pests scab, stripe rust, powdery mildew, leaf rust, sheath blight and aphids, midge, wheat spiders, leaf blight, root rot, all