对2bmd- 12型小麦对行免耕播种机和美国JD 1590型进行了对比实验，内容包括机具适应的地表秸秆覆盖情况、施肥能力以及性能价格比等。
By the contrast experiment of 2bmd-12 specific row No-till dill and JD1590 No-till drill in their straw covering field, the capacity of apply fertilizer and ratio of performance and price.
通过田间定位试验和土壤水分的测定，探讨了免耕和秸秆覆盖还田对小麦、油菜土壤水分利用效率的影响。
Through fixed field experiment and determinations of soil moisture, the field water utilization efficiency of wheat and rape seeds was discussed under no tillage and straw mulching.
试验处理包括常规耕作、深松、秸秆覆盖、垄作、浅坑及免耕。
Treatments included conventional tillage, subsoiling, straw mulch, tied ridges, shallow pits surface and no tillage.
结果表明，免耕秸秆覆盖和传统耕作秸秆覆盖两个处理土壤贮水量少，但水分利用效率高。
Result shown no-tillage and traditional tillage treatments had little water storage but higher water use efficiency.
应用比较分析方法，对免耕整秸秆半覆盖技术进行了技术经济效果评价。
Technical economic evaluation on no-tillage with stalks mulching was made with comparative analysis method in this paper.
同时，保护性耕作所使用的免耕播种机，在秸秆残茬覆盖的地表工作，其性能可靠、通过性好。能实现化肥深施和免耕播种。
The conservation tillage mechanism works well. It can pass through soil surface that is covered with crop straws and residues to sow seed with no-tillage and deeply spread fertilizer at the same time.
同时，保护性耕作所使用的免耕播种机，在秸秆残茬覆盖的地表工作，其性能可靠、通过性好。能实现化肥深施和免耕播种。
The conservation tillage mechanism works well. It can pass through soil surface that is covered with crop straws and residues to sow seed with no-tillage and deeply spread fertilizer at the same time.
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