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漳州市生态服务价值对土地利用变化的响应研究

Study on the Ecosystem Services Value in Response to Land Use Change in Zhangzhou

【作者】 黄永才

【导师】 陈松林;

【作者基本信息】 福建师范大学 , 自然地理学, 2009, 硕士

【摘要】 本研究以漳州市1985年TM和2004年ASTER影像解译得到的土地利用现状图为基础数据,运用全国731个气象站点1972-2001年数据得到的气候生产力修正生态服务价值量评模型,并以此估算漳州市各县(市、区)的生态服务价值。通过分析、预测,结果显示:(1)漳州市1985年与2004年的生态服务价值分别是356.7亿元与354.6亿元,其中云霄、长泰、诏安、漳浦、华安、市区的生态服务价值下降,龙海、南靖、平和、东山的生态服务价值上升;(2)全市生态服务价值重心由南偏西6.7度迁移14659米,各县(市、区)的生态服务价值重心也有不同程度的迁移;(3)根据生态服务价值重心测算的地均价值梯度分析表明,随着到生态服务价值重心距离的增大,内陆类县(市、区)的地均服务价值呈逐渐增大趋势,而沿江靠海类则呈逐渐增大且翘尾趋势;根据人工建筑重心测算的地均价值梯度分析表明,随着到人工建筑重心距离的增大,各县(市、区)地均服务价值呈递增趋势,并在距人工建筑重心1km到2km处出现跳跃现象;(4)根据BP神经网络模型预测,2023年各县(市、区)生态服务价值均有不同变化,全市生态服务总价值为360.26亿元。最后,提出了提高生态服务价值的土地利用对策。

【Abstract】 This study based on the land-use data which was interpreted from TM(1985) and ASTER(2004) remote sensing images in Zhangzhou city, estimated ecosystem service value by quantitative evaluation model which was modified by climatic productivity obtaining from 731 meteorological stations distributed in the whole country. The results of analysis and prediction showed as follows: (1)There were 356.7 billion yuan(1985) and 354.6 billion yuan(2005) in whole city, and ecosystem service value was decreased in Yunxiao, Changtai, Zhaoan, Zhangpu, Huaan counties and Urban district, which was increased in Nanjing, Pinghe, Dongshan counties and Longhai city; (2) Ecosystem service value barycenter migrated 14659 meters from south to west by 6.7 degrees in whole city and had different extent migration in every county; (3)There were gradually increased and increased-jumped trends respectively for inland counties and river-seaside counties’ ecosystem service average value by area with the distance increased from ecosystem service value barycenter, and there were gradually increased trend and a jump between 1km to 2km for every county’s ecosystem service average value by area with the distance increased from building barycenter; (4)The ecosystem service value would have a different extent change in every county and 360.26 billion yuan in whole city for 2023. At last, this study gave some land-use countermeasures to improve ecosystem service value.

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