控制人口增长、减轻土地压力、退耕还牧和保护植被是促进当地荒漠化土地逆转所必须的。
It is essential to control population increase to lighten the burden on the land, to withdraw the farmland to the grassland and to protect thd vegetation for anti-desertification.
再将敖汉旗土地利用空间及属性数据与土地适宜性评价的结果进行叠加分析，得出退耕地数量与空间分布，以及还林还草地数量与空间分布。
Then we overlay land-use map and the results of land suitability evaluation of Aohanqi Banner to get the amount and spatial distribution of farmland which should be returned to forest and grassland.
再将敖汉旗土地利用空间及属性数据与土地适宜性评价的结果进行叠加分析，得出退耕地数量与空间分布，以及还林还草地数量与空间分布。
Then we overlay land-use map and the results of land suitability evaluation of Aohanqi Banner to get the amount and spatial distribution of farmland which should be returned to forest and grassland.
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