摘要
基于AEZ法,从温饱、小康、富裕3个层次和热量、蛋白质、脂肪3个方面对庆阳市2001—2005年的土地资源承载力进行计算评价,虽然大部分县区的土地承载力呈上升趋势,人口压力值处于安全区间,但随着社会的发展,土地承载压力较大。
Based on AEZ method, this article examineed the land carrying capacity of Qingyang city from 2001 to 2005 through three levels badic,comfortably-off and prosperity,and three aspects calorie,protein, fat,. Although land carrying capacity of most of the counties was increased, the index of population pressure was in the safe interval, as the high speed development of local economy, the land carrying capacity would be under great pressure in the future.
出处
《广东农业科学》
CAS
CSCD
北大核心
2010年第3期258-261,共4页
Guangdong Agricultural Sciences
关键词
AEZ法
土地承载力
人口压力指数
AEZ Method
land carrying capacity
index of population pressure