When the wind erosion cycle was inlaid in soil, its surface was at the same horizontal level with the ground, and it could prevent the effect of local microtopography on the process of wind erosion.

• [方法]在综合分析土壤风蚀量评估主要方法和手段优缺点的基础上，提出一种野外土壤风蚀量定量观测的新方法-风蚀圈法。