In west area, the efficient farming technique can change slope landforms, reduce soil erosion, increase the ability of soil conservation, improve soil fertility and increase crop yield.

• 在西北干旱地区实施有效的耕作技术，对改变坡面微地貌、减少土壤侵蚀、增加土壤抗性、蓄水、保土性能、培肥地力和提高作物产量均有显著作用。