秸秆还田是农业生产可持续发展的方向,但在玉米秸秆还田的地块中,常出现小麦黄苗、死苗等现象,造成小麦减产,因此科学地进行秸秆还田,才能达到增产、节能的目的。一、玉米秸秆还田存在的问题1.玉米秸秆还田入土浅。玉米秸秆还田机多为粉碎、翻埋一次性作业,多数地块秸秆入土深度不足 Straw return to agriculture is the direction of sustainable development of agricultural production, but in the field of corn stalks often appear yellow seedlings, dead seedlings and other phenomena, resulting in wheat yield reduction, so the scientific return of straw, in order to achieve increased production, Energy-saving purposes. First, the existence of corn stalks problems 1. Corn stalks into the soil shallow. Most of the corn stalks back to the field crush, burying one-time operation, most plots of straw into the soil depth