１、病虫种类；汝州地处河南中南部，小麦春季病虫化防对象主要有：白粉病、条锈病、叶锈病、叶枯病、叶部真菌病害、麦蜘蛛、麦蚜等害虫，这些都是大面积常发性病虫。部份地段或部份年份发生危害较重的还有；纹枯病、赤霉病等茎叶部、穗部真菌病害：蚜虫、灰飞虱传毒感染的黄 1, the species of pests and diseases; Ruzhou is located in central and southern Henan, wheat spring pest and disease prevention targets are: powdery mildew, stripe rust, leaf rust, leaf blight, foliar fungal diseases, wheat spiders, wheat aphids and other pests, These are large areas of common pests. Occurred in some locations or part of the year more serious hazards; sheath blight, scab and other stems and leaves, ear fungal diseases: aphids, Laodelphax infection infected yellow