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城乡交错带土地利用变化及其生态效应

Land use changes and their ecological effects in urban-rural ecotone

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【作者】 于开芹冯永军郑九华李新举李政

【Author】 Yu Kaiqin 1 ,Feng Yongjun 1 ,Zheng Jiuhua 1 ,Li Xinju 1,2 ,Li Zheng 1 (1.College of Resources and Environment,Shandong Agricultural University,Tai’an 271000,China; 2.Institute of Land Reclamation and Ecology,China University of Mining and Technology(Beijing),Beijing 100083,China)

【机构】 山东农业大学资源与环境学院中国矿业大学(北京)土地复垦与生态重建研究所

【摘要】 以泰安市岱岳区为例,运用1990年和2003年的土地利用数据,采用GIS与实地调查相结合,运用Costanza等提出的生态服务价值系数,分析了城乡交错带土地利用变化与生态服务价值的响应。结果表明:研究区1990~2003年间,建设用地、园地、水域呈增加趋势。林地、耕地、未利用土地呈减少趋势。区域生态服务总价值随土地利用类型的变化而变化,生态服务功能在气候调节、气体调节、废物处理、土壤形成与保护和食物生产等方面有所下降,而在娱乐休闲、侵蚀控制和原材料方面生态服务功能增强,说明城市的快速发展在一定程度上影响了城乡交错带的生态环境。

【Abstract】 According to land use data of Daiyue District,Tai’an in 1990 and 2003,the effects of land use changes to ecosystem service values in urban-rural ecotone were studied by the ecosystem service value coefficient method which Costanza put forword based on GIS and field survey comprehensively.The results indicated that the areas of construction land,orchard land and water land increased while those of forest land,cultivated land and unused land decreased from 1990 to 2003.The ecosystem service values changed with the changes of the different land use types. The ecosystem service function values dropped slightly in atmosphere regulation function,climate regulation function, waste treatment function,soil formation function and food production function,while increased in the entertainment function,erosion control and raw materials.The rapid development of the city affected the ecosystem environment in urban-rural ecotone to a certain degree.

  • 【文献出处】 农业工程学报 ,Transactions of the Chinese Society of Agricultural Engineering , 编辑部邮箱 ,2009年03期
  • 【分类号】F301.24
  • 【被引频次】47
  • 【下载频次】1106
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