1949-1990 Mulei County Population Research

In 1949,there were 19,967 people in the county.By 1990,the total population was 87,438.During different periods during this period,different demographic changes were presented.There are differences in the intensity of natural variability and migration,and the causes of change vary.Overall,the large increase in population has had a positive impact on local social development.This paper first introduces the natural and social foundation of population development,and reviews before 1949.Time for the node,with four times the population census of population movement in period of time,population data directly reflect the phase change of population after 1949,based on the analysis of major influential factors of population change in the different periods.Secondly,the structural changes of the population were analyzed in terms of gender,nationality,age,etc.,and the characteristics of population structure were summarized.In the final analysis the relationship between population change and social development,as well as the changes of population and economy,the ecological environment,social development,religious belief and other aspects of mutual influence,summarizes the population development of wooden base of social development.Comb through the population change,population structure characteristics of the induction and the understanding of the relationship between population and social development,wood barrier to a better understanding of historical period of social development,for the wooden base to provide history lessons in the 21st century.