【摘要】 土地荒漠化是当今全球关注的重大社会、经济和环境问题。以吉林西部乾安县为例 ,阐述了研究区土地荒漠化的现状及成因 ,首次在该区建立了土地荒漠化的评价指标体系 ,并采用综合模型进行评价。最后提出对荒漠化土地进行综合整治的对策更多还原

【Abstract】 Soil desertification is an important eco-social environmental problem on the globe. This paper shows a systematic study on soil dersertification in Qian’an County We first analyse the present and the genesis of the desertification, then set up an evaluation indicator system. Finally, a comprehensive index method and countermeasure are put forward.更多还原