摘要
分析了我国北方农牧交错地区沙漠化形成的原因 ,主要有自然因素和人为因素两方面。自然因素有干旱少雨、多风和丰富的沙物质 ,人为因素有生产活动、耕作经营方式和人口增长等。
The causes of desertification of the agro-pastoral areas in north China were analysed. The main causes of desertification in these areas are artificial and physical factors. The physical factors are draught (less rain),strong wind and abundance sand. The artificial factors are production activity, farming method and population increase. At last the prevention and treatment measures are proposed.
出处
《中国农业气象》
CSCD
2002年第2期6-8,16,共4页
Chinese Journal of Agrometeorology