Compared with conventional tillage method, the mulchtillage practice increased soil water content.
与常规耕作方式相比，随着秸秆覆盖量增加，土壤水分增加。
2
Combined measures of no-tillage, mulch straw and ridge cultivation can improve and increase soil fertility.
免耕、垄作、秸杆覆盖相结合能改善并维护土壤结构，提高土壤肥力。
3
The growth and grain yield of summer maize in three kinds tillage management of no tillage, moldboard plowing and sub-soiling under two conditions of stubble mulch and no mulch have been conducted.