玄菟郡人口问题解析

玄菟郡自公元前107年始设至公元432年消亡，历西汉、东汉、公孙氏政权、曹魏、西晋、前燕、前秦、后燕、北燕九朝（包括割据政权在内），在东北历史上延续了500余年。本文锁定玄菟郡的人口问题，旨在探讨玄菟郡在移徙过程中虽然县均人口数均呈现出递减的趋势，但就横向来看，玄菟郡下辖各县的规模均为同一时期东北边郡中较大者，借以推定玄菟郡始终为东北地区的重要边郡。

An Analysis of the Population of Xuantu County

Xuantu County han dynasty, Donghan dynasty, nine dynasties in northern Yan was founded in 107 BC and disappeared in 432AD. Xuantu County went through Xi- Regime of Mr. Gong sun, Cao Wei kingdom, Xijin, pre-Yan, pre-Qin, later Yan and （including the separatist regime） which lasted for over 500 years. The thesis focuses on the population of Xuantu County. Although the average population in Xuantu County appears to be gradually reducing during the migration process, from the lateral point of view, the population scope in towns under the jurisdiction of Xuantu County is relatively bigger than those in other north-east Counties in the same period. These are the main points in the thesis which can conclude that Xuantu County is always an important county in north-east County.