近几年 ,玉米秸秆还田做为持续性生产措施 ,逐步得到普及并产生了很好的经济效益 ,但由于部分农民对这一技术掌握不够全面耕作中出现了一些问题 ,产生负效应 ,具体表现在部分秸秆还田后的麦田出现出苗率低、苗黄、苗弱 ,甚至死苗现象 ,不但不增产 ,反而减产 ,分析其原因主要有 In recent years, corn stalks returned to the field as a continuous production measures, and gradually gained popularity and have produced very good economic benefits, but because some farmers have insufficient mastery of this technology, there are some problems in full-scale farming, resulting in negative effects, specific The results showed that some of the straw fields after emergence of emergence rate is low, seedling yellow, weak seedlings and even dead phenomenon, not only does not increase production, but cut, the analysis of the main reasons