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中国农学通报 ›› 2014, Vol. 30 ›› Issue (17): 131-137.doi: 10.11924/j.issn.1000-6850.2013-3235

所属专题: 资源与环境 现代农业发展与乡村振兴 农业生态 农业地理

• 三农研究 • 上一篇    下一篇

醴陵市农村居民点的景观生态特征及其时空演变

刘程鹏 关欣 关欣 曹慧   

  • 收稿日期:2013-12-11 修回日期:2014-01-12 出版日期:2014-06-14 发布日期:2014-06-14
  • 基金资助:
    湖南农业大学引进人才基金项目(07YJ16)。

Landscape Ecology Characteristics and Spatial-temporal Evolution of Rural Settlement in Liling City

  • Received:2013-12-11 Revised:2014-01-12 Online:2014-06-14 Published:2014-06-14

摘要: 随着人类活动加剧,探索农村居民点的景观生态特征及其演变的驱动因素对农村经济发展和农业现代化具有非常重要的意义。利用2005年土地利用变更数据库和2009年第2次土地利用调查数据库等资料,运用景观生态理论结合GIS方法制作相应的专题图,定量分析比较醴陵市2005—2009年期间农村居民点的空间分布特征及其差异。结果显示,2005—2009年期间,醴陵市农村居民点总面积规模增大;农村居民点形状变得更加复杂;醴陵市农村居民点受自然环境影响明显,距离城镇、河流、道路较近以及海拔越低与坡度越小区域的农村居民点面积增幅规模更大,形状复杂程度变化更明显。

关键词: 青霉菌, 青霉菌

Abstract: With the human activities intensified,Studied The driving factors of landscape ecological characteristics and changes was very important significance to the economic development and rural modernization of agriculture。The second land use survey databases in 2005 and the investigation database of land use change and other information, combining landscape ecology theory with GIS method of making the corresponding thematic maps, was used to analy and compare quantificationally spatial distribution characteristics of rural dweller dot in Liling City during 2005-2009 and their differences. The results show :During 2005-2009, the scale of rural settlements of Liling City has increased; rural settlements shape becomes more complex; The rural settlements affected significantly by the natural environment,In the area where the rurar settlements more closer from the town, rivers, roads and lower the slope has a larger increase and the complexity of shape is more obvious.