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我国土地风蚀沙化形势日趋严重。目前全国土地风蚀沙化土地面积已占国土面积的16%。土地沙化主要分布在北方广大干旱半干旱地区及部分半湿润地带,其中农牧交错带、草源区、沙漠的边缘地带是沙化最为严重的地区。为防治风沙,遏止沙尘暴的危害,挡风源、保水源、增资源、拓财源,获
The situation of wind erosion and desertification in our country is worsening day by day. At present, the area of land erosion and desertification has accounted for 16% of the country’s total land area. Land desertification is mainly distributed in arid and semi-arid areas and semi-humid areas in the north of China. Among them, the transitional areas of agriculture and animal husbandry, grassland and desert are the areas with the most serious desertification. In order to prevent and control sandstorms, to prevent the harm of sandstorms, wind sources, water sources, increase resources, extension sources, won