【摘要】 定义了土地退化的概念 ,并从土地退化的驱动因素、分类、防治及其评价理论和方法四个方面介绍了土地退化的研究进展 ,并以土地退化评价的三种理论和两种方法为基础 ,提出了土地退化的研究方向。更多还原

【Abstract】 Land degradation was defined, the advances of land degradation was introduced from four aspects, which consists of the driving factors, classification, countermeasures, assessing theories and methods of land degradation, and based on the three theories and two methods of land degradation assessment, the general direction of research on land degradation science was indicated.更多还原