1 .目前机械化秸秆还田作业中存在的主要问题近几年 ,国家投入了大量的财力、物力推广玉米秸秆还田技术 ,群众也投入了很多资金和人力。但经过多年努力 ,这项技术在我市尚未推开 ,还没有真正被广大群众所接受 ,主要是机械化秸秆还田作业还存在一些问题 :①部分还田机作业质量不 At present, there are major problems in the operation of mechanized straw returning. In recent years, the state has invested a great deal of financial resources and material resources to promote the technology of returning corn straw to the fields. The masses have also invested a lot of money and manpower. However, after many years of hard work, this technology has not yet been opened up in our city and has not yet been accepted by the general public. The main problem is the mechanized operation of returning straw to the fields: ① The quality of some returning machines is not high