随着全球温室效应的加剧,对于农作物生长提出了更高的要求。在农业的生产实践过程中,农作物产量低受制于多种因素的影响,其中出苗差是最主要因素。基于此,以夏播玉米为例子,对玉米出苗差的原因进行分析和总结,提出预防措施,旨在提高玉米产量,促进农业整体的发展。 As the global warming effect intensifies, higher requirements for crop growth are put forward. In the process of agricultural production practice, crop yield is low subject to many factors, of which the emergence of poor is the most important factor. Based on this, taking the summer sowing maize as an example, this paper analyzes and summarizes the causes of poor maize emergence and puts forward the preventive measures to improve the yield of maize and promote the development of agriculture as a whole.