采用封禁保护措施以减轻沙化土地的压力,依靠其自我修复能力,植物种数量明显增加,植被总盖度由原来的不足8%增加到34.3%,土壤风蚀减少了178.2%,沙埋厚度减少了186.9%,土壤的养分和有机质含量增加了17.2%~38.5%,有效的改善土壤的质地和结构,减少了沙面的无效蒸发,土壤的含水量增高,为植被的自然修复创造良好的土壤环境。 The use of cover protection measures to reduce the pressure of desertified land, by virtue of its self-healing ability, the number of plant species increased significantly, the total cover of vegetation increased from less than 8% to 34.3%, soil erosion decreased 178.2%, sand burial thickness decreased 186.9%, soil nutrients and organic matter increased by 17.2% ~ 38.5%, effectively improve the soil texture and structure, reduce the ineffective evaporation of the sand surface, the soil moisture content increased for the natural restoration of vegetation to create a good soil environment .