是合理利用水资源，保土、保肥，能蓄能排的旱地节水农业夺取作物高产的有效措施。
It is a national measure for utilizing water resource, conserving soil and fertility and achieving high yield.
玉米秸秆覆盖是利用作物秸秆覆盖地表，解决保土、培肥和控制水土流失的一项旱作农业耕作措施。
The research was conducted to investigate the effect of stubble and straw mulch on soil and water erosion on loess slope land by field test and rainfall simulation experiment in lab.
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