关键词: 沙漠化, 防治区划, 北方地区, 中国

Abstract: China is one of the countries seriously suffered from land desertification in the world.In order to adopt proper controlling measures suitable for local environmental conditions, this paper, emphatically considering the consistency of natural conditions, regionalized the deserts and desertification lands of our country according to desertification distributing characteristics, causes, developing processes and trend, compositively controlling approaches, as well as using and exploiting patterns, etc.In the carrying out of regionalization, the guideline for desertification control is "firstly protect natural environment, emphatically control desertified land, rationally use land resources, keep harmonized development";the principles comprise of the natural zone principle, the desertification developmental phase and degree principle, the resources exploitation and regional sustainable development consistency principle, and so on.As result, the desertification lands in North of China have been classified into four areas which include 22 sub-areas.

Key words: desertification, regionalization for control, north of China