小麦苗期至返青期是多种病虫草害防治的关键时期,抓住时机,科学合理使用农药,能够有效地控制小麦苗期及中后期的病虫草危害。现将小麦出苗期至返青期病虫草害防治技术介绍如下。一、冬前苗期小麦病虫草害防治技术在药剂拌种或种子包衣的基础上,冬前小麦 The wheat seedling up to greening stage is a key period for the prevention and control of various diseases, pests and weeds. Grasping the opportunity and using pesticides scientifically and rationally can effectively control the harm of pests and weeds in the seedling stage and the mid-late stage. Now wheat seedling emergence and return to green pest control techniques are as follows. First, pre-winter seedling pest control technology in the seed dressing or seed coating on the basis of pre-winter wheat