山区水土流失治理程度达到70%以上,风沙危害区沙荒地治理率达到100%。
Wasteland caused by rats is the secondary bare land of grassland on which vegetation is damaged by rodent movement and overgrazing.鼠荒地主要是因鼠类活动和超载过牧等原因引起草原严重退化的次生裸地。
Their analyses revealed that more than 354 square kilometers, or about 23 percent, of the pandas' habitat was converted to bare land.他们的分析显示,超过354平方公里(或者说23%)的大熊猫栖息地被转化为荒地。