| 延庆县土地利用景观格局的变化 |
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| 引用本文： | 滑永春,彭道黎. 延庆县土地利用景观格局的变化[J]. 东北林业大学学报, 2010, 38(2) |
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| 作者姓名： | 滑永春 彭道黎 |
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| 作者单位： | 省部共建森林培育与保护教育部重点实验室(北京林业大学),北京,100083;省部共建森林培育与保护教育部重点实验室(北京林业大学),北京,100083 |
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| 基金项目： | “十一五”国家科技支撑计划项目(2006BAD23B05) |
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| 摘 要： | 以京津源风沙治理试点延庆县为例,利用1999、2002、2006年3期ETM+数据,分析了该区从1999年到2006年间土地利用及景观格局的变化情况。研究表明:延庆县7a间沙化土地、荒山荒地、灌木林、针叶林、农地都有所减少;阔叶林、城镇用地显著增加,其中阔叶林增加最为明显。研究区斑块形状趋于规则,边缘复杂程度降低,景观的破碎化程度降低,景观异质性减少。引起变化的主要原因为区域经济发展和政策导向等,特别是各种林业工程的实施是景观格局变化的最关键因素。
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| 关 键 词： | 延庆县 景观指数 动态监测 |
Land Use and Landscape Pattern Change in Yanqing County,Beijing City |
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| Hua Yongchun,Peng Daoli. Land Use and Landscape Pattern Change in Yanqing County,Beijing City[J]. Journal of Northeast Forestry University, 2010, 38(2) |
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| Authors: | Hua Yongchun Peng Daoli |
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| Affiliation: | Hua Yongchun,Peng Daoli(Key Laboratory for Silviculture , Conservation,Ministry of Education(Beijing Forestry University),Beijing 100083,P.R.China) |
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| Abstract: | A study was conducted to discuss the land use and landscape pattern change from 1999 to 2006 in Yanqing County,an experimental unit for combating sandstorm affecting Beijing-Tianjin metropolitan region,by means of ETM+ data in 1999,2002,and 2006.Result showed that the areas of desertification land,barren hills and wasteland,shrub forest,coniferous forest,agricultural land all reduced,while those of broad-leaved forest and urban land increased significantly,in which broad-leaved forest exhibited the most obv... |
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| Keywords: | Yanqing county Landscape indexes Dynamic monitoring |
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