Study on Benefit Appraisal of Urban Forest of and the Sustainable Management in Chang-Zhu-Tan Area

December 7, 2007, City Group is approved by the State Council to become a \Ecological civilized society is to establish the nature of the \Xiangtan Urban Agglomeration construction, ecological laws must be followed to ensure harmony between man and nature, and to building a resource-saving and environment-friendly society, the both Changzhutan urban forest construction target, but also Changzhutan The goal of the Urban Agglomeration. The urban forest is the dominant force in improving the urban ecological environment, the environment for the survival of the urban residents, a huge urban forest ecological service functions, the improvement of urban ecological environment plays a very important role. Xiangtan Urban Agglomeration integration process, the evaluation of urban forest benefits will directly affect the economic activity in this area is also one of the most important factors to promote the sustainable development of the ecological environment and the economy of the three cities, urban construction and the living environment . As the study area, the thesis posed to the three cities of Changsha, Zhuzhou, Xiangtan city group closely linked to the urban forest Changzhutan District Benefit Evaluation and Sustainable Management of study the integrated forest ecology, ecological economics, urban ecology forest management, landscape ecology theories and methods of a variety of disciplines. Urban forest is generally defined in the Act, made a preliminary defined on the basis of analysis of Changsha, Zhuzhou and Xiangtan Urban Forest Resource Status of Changsha, Zhuzhou and regional urban forest range. Urban forest defined on the basis of the functional characteristics of the urban forest service, to explore and to establish a mathematical model of Changsha, Zhuzhou and Xiangtan Urban Forest Benefit Evaluation Index System (a total of 25 indicators) and to evaluate which area of ??Changsha, Zhuzhou and Xiangtan urban forest benefits evaluation, the results of the evaluation: the comprehensive benefits of the urban forest Changzhutan District 2005 2717210.22 × 104 yuan, which the ecological benefits 1944328.76 × 104 yuan of social benefits 628799.27x104 million economic benefit 144082.18 × 104 yuan, the ecological benefits, social, economic, respectively, accounting for 71.56 percent of the comprehensive benefits of the urban forest, 23.14%, 5.30%, and ecological benefits are social benefits three times, 14 times the economic benefits and ecological benefits gt; social benefits gt; economic, ecological benefit is significantly, the results also show great potential Changzhutan region urban forest benefits. Analysis of the problems of Changsha, Zhuzhou and Xiangtan urban sustainable forest management in accordance with the results of the evaluation, and Changsha, Zhuzhou and regional urban forest sustainable management countermeasures: (1) vegetation resource allocation; (2) scientific management; (3) funds the sources; (4) urban forest layout (spatial layout, functional layout and landscape layout).