实验表明：净风对土表的风蚀作用微弱，即使在遭到大风吹刮时，土表的结壳仍不易受到破坏。
The experiment indicates that wind itself is of weak effect on ground surface erosion, so that the soil crust may not be destroyed even under great wind velocity.
河滩土植被覆盖率达到30%时即可将风蚀控制在轻微侵蚀范围内。
When the coverage ratio of floodplain area reaches to 30%, the wind erosion can be controlled within the range of light erosion.
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