小麦播种期是防治小麦多种病虫草鼠害的极为有利的关键时期,主要防治对象是蛴螬、蝼蛄、金针虫等地下害虫;其次是土传或种传的小麦病害,如小麦纹枯病、小麦秆黑粉、小麦散黑穗、小麦白粉病;第三是注意防治蚜虫、飞虱、叶蝉、红蜘蛛等刺吸式害虫及草害、鼠害。上述病虫严重影响小麦全苗、壮苗和正常的生长分蘖,必须因地制宜,分类指导,控制其发生危害。一、地下害虫发生区,可采用药剂拌种的方法。以蛴螬防治为重点的田块,可采用50%辛硫磷或40%甲基异柳磷50毫升、加水4公斤,拌麦种40-50公斤;以防治金针虫为主的田块,可用75%的3911乳油50毫升,加水2.5公斤,拌麦种25-35公斤。拌 Wheat sowing period is a very favorable and crucial period for the prevention and control of wheat diseases, pests, weeds and rodents. The main control targets are underground pests such as catfish, catfish and golden needleworms, followed by soil diseases such as wheat sheath blight, Wheat stalk black powder, wheat scattered black spike, wheat powdery mildew; the third is to pay attention to control aphids, planthoppers, leafhoppers, spider mites sucking pests and grass damage, rodents. The pests and diseases seriously affect the wheat seedlings, strong seedlings and normal growth tillers, must be based on local conditions, classification guidance, to control its occurrence. First, the occurrence of underground pests, the agent can be used seed dressing method. 50% of phoxim or 40% methyl isofenphos, 50 kg of water, 4 kg of water and 40-50 kg of mixed wheat; 75% of 3911 EC 50 ml, add water 2.5 kg, mix wheat 25-35 kg. mix