Treatments included conventional tillage, subsoiling, straw mulch, tied ridges, shallow pits surface and no tillage.
试验处理包括常规耕作、深松、秸秆覆盖、垄作、浅坑及免耕。
By the further test, shallow rotary tillage or shallow harrow of the surface soil, can solve all the problems.
通过进一步试验，增加浅旋或浅耙表土作业，可解决问题。
By the further test, shallow rotary tillage or shallow harrow of the surface soil, can solve all the problems.
通过进一步试验，增加浅旋或浅耙表土作业，可解决问题。
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