旧志所记载的户口数需认真考核。由于人口统计与赋税制度、地方官政绩密切相关 ,因而常有户口隐匿或夸大等现象 ,加之少数民族与妇女人口不在统计范围之内、古今地域差异导致人口的不统一性及历次传抄中的笔误 ,方志记载的户口数已失去了原始性。由于方志具有广泛的地域性、连续性 ,所载户口数字涉及范围广、覆盖年份多 ,分类更为详细 ,可以补正史之缺 ,因而对志书中的户口数既要认真核实 ,也要发挥它的长处 ,提供人口发展的大致方向和规律 Old records recorded in the number of accounts to be carefully examined. Due to the close relationship between the demographic and tax systems and the local government officials’ performance, there are often hidden or overstaffed accounts. Besides, ethnic minorities and women are not included in the statistics. The disparity between the ancient and the modern regions leads to population heterogeneity and clerical mistakes , Recorded in the number of records has lost its original sex. Because of the wide geographical and continuity of local records, the account numbers contained in the book cover a wide range and cover more years. The classification is more detailed and can correct the shortage of history. Therefore, it is necessary to verify both the household registration records and the records Its strengths provide the general direction and laws of population development