The key parameters of the mechanism were optimized.Performance test results in the no-tillage corn rootstalk field show that the sample machine has a good ability to cut and dig corn rootstalk so ...

• 整机性能经田间生产试验结果表明,在有玉米根茬的未耕地上直接播种时,破茬入土能力强,扰土量少,可创造无根茬的良好种床条件,有利于种子生长发芽。