石家庄市农村居民点用地变化特征分析

Analysis on variation characteristics of rural residential land in Shijiazhuang city

基于1996—2006年土地利用统计数据,运用比较分析、趋势分析方法研究了石家庄市农村居民点用地变化特征.研究结果表明:石家庄市农村居民点用地总量和人均用地过大,增长速度过快;农村居民点数量有所减少;农村居民点用地增加占用的主要是农用地特别是优质耕地,农村居民点占用对耕地减少总量的贡献率为23.81%,而农村居民点用地减少的去向主要是畜禽养殖地;农村居民点用地变化区域差异明显,根据各市县农村居民点人均用地现状及其变化特征分为特别控制区、重点控制区、强化控制区和持续控制区,应分别采取相应的控制措施,尽快遏制农村居民点用地快速无序蔓延.

Based on the land use statistical data from 1996 to 2006,variation characteristics of rural residential land in Shijiazhuang city were analyzed by using comparison analysis method and trend analysis method.The results showed,the total amount of rural residential land and per capita land of rural residential area was too large and the increasing speed was too fast;the number of rural residential area was decreased;the increase of rural residential land mainly took up agricultural land especially high quality cultivated land,the contribution rate of the amount of rural residential land taking up cultivated land was 23.81% of the total amount of cultivated land reduction,whereas the decrease of rural residential land was mainly transferred to livestock and poultry raising land;rural residential land and its variations had an apparently regional differentiation,which was classified into special control area,key control area, strengthening control area and sustainable control area according to the status quo and variation characteristics of per capita land of rural residential area of the cities and counties,and corresponding control measures were taken respectively to prevent the rapid sprawl of rural residential land as soon as possible.