玉米秸秆还田是种地养地、培肥地力的好方法,但粉碎质量好坏会直接影响秸秆向有机质转化的速度。所以使用秸秆还田机应该注意以下几项: 1.配套要合理。目前我省大部分地区,与小型拖拉机配套使用的都是4FY—1型和4Fy—40型秸秆还田机。由于拖拉机本身的结构尺寸不同,所以选 Corn stalks return to farming is a good way to cultivate fertility, but the quality of crushed straw will directly affect the rate of conversion of organic matter. Therefore, the use of straw returning machine should pay attention to the following: 1. Supporting to be reasonable. At present, most areas in our province, supporting the use of small tractors are 4FY-1 and 4Fy-40 straw machine. As the structure of the tractor itself, different sizes, so choose