摘要
我国北方地区近50年来的土地沙漠化面积不断扩展,已达近35万km2,其蔓延的速率呈加快的趋势.本文在前人研究基础与历史资料分析的基础,探索典型沙漠化地区的土地利用与沙漠化过程的发展及其防治对策.
In northern China over the past 50 years of ever - expanding area of land desertification has reached nearly 35 million square kilometers, the rate of its spread was to speed up the trend. In this paper, on the basiv of previous studies and historical data analysis, I explore the typical desertification areas of land use and development of the process of desertification and its control measures.
出处
《哈尔滨师范大学自然科学学报》
CAS
2009年第3期104-107,共4页
Natural Science Journal of Harbin Normal University
关键词
北方
土地利用
沙漠化
防治对策
Northern
Land Use
Desertification
Control Measures
