The consequences of an excessive number of livestock grazing in an area are the reduction of the vegetation cover and the trampling and pulverization of the soil.

在一个地区过度放牧的后果是植被覆盖的减少和对土壤的践踏和粉碎。

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Even in the areas that retain a soil cover, the reduction of vegetation typically results in the loss of the soil's ability to absorb substantial quantities of water.

即使在保留土壤覆盖的地区，植被的减少通常也会导致土壤丧失吸收大量水分的能力。

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Vegetation cover is effective on the reduction of soil erosion and sediment loss. About 80% SS could be cut down when the coverage changed from 50% to 90%.

植被覆盖可有效地减少泥沙流失，当植被盖度从5 0 %上升到90 %时，泥沙流失浓度可减少80 % 。

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