建国以来甘肃省人口重心迁移轨迹研究

Study of the Migration of Population Gravity Center in Gansu Province Since the Founding of China

采用人口重心模型,以5次人口普查数据为基础,研究了建国以来甘肃省人口重心的迁移轨迹。结果显示,甘肃省人口重心向省会兰州市迁移的趋势明显,人口重心移动轨迹呈现出一定的曲折和波动。甘肃省人口重心迁移受自然、社会经济和政策等多种因素的影响。

This paper makes emphases on the study of the characteristics of the migration of population gravity center in Gansu province Since the Founding of China.Using population gravity center model,the study is finished on the based of the 5 census data.The results show that the trand that population gravity center move to Lanzhou——the capital of Gansu Province is obvious,and the migration orbit of population gravity center demonstrates certain fluctuation.The migration of population gravity center in Gansu province is mainly affected by many factors such as nature,socioeconomic factor and policy.etc.