摘要
本文针对影响人口经济压力的内在矛盾和外在因素,确定评价指标,采用主成分分析法计算人口经济压力指数,定量分析了研究区人口经济压力空间格局。研究结果表明:石羊河流域人口经济压力空间格局呈反写的C形半环状结构;同时文章研究分析了石羊河流域各县区人口经济压力现状并提出了相应对策。
Aiming at the internal contradictions and extemal factors which affect the population-economy pressure, we confirm evaluation indicators. The principal component analysis is adopted to calculate the population-economy pressure index, we analyze quantifieationally the population-economy pressure in Shiyang River Valley. The result shows that the Spatial pattern of the population-economy pressure in the Shiyang River Valley assumes semi-circular structure. This paper studys the population-economy pressure of all these counties in the zone and provided
出处
《西北人口》
CSSCI
2008年第6期100-103,共4页
Northwest Population Journal
基金
甘肃省自然科学基金资助(3ZS061-A25-012)
关键词
人口经济压力
主成分分析
石羊河流域
the population-economy pressure
the principal component analysis
Shiyang- River Valley
