摘要
本文论述了国内外土地退化研究状况和含义以及类型，在此基础上，进一步阐述了人类活动加速了土地退化的进程，最后提出了综合防治对策。
This paper analyses resarch statue,implication and type of national and international land degradation.Based on these arguments,the authors further expound land degradation is developed very quickly due to unreasonable man′s activity,then put forward to the comorehensive strategy of sustainable development to control and degradation.
关键词
土地退化
土地退化防治
综合防治对策
森林地
land degradation
sustainable development control of land degradation
