Research On Ecosystem Characteristics And Ecological Compensation In Xin’an River Basin(Anhui Section)

Abstrast(in Chinese)................................................................................I Abstrast(in English)..............................................................................IIIChapter 1 Introduction.................................................................................11.1 Background and research significance of topic selection...............................11.2 Research status and progress at home and abroad..........................................31.2.1 Current status of foreign research.........................................................31.2.2 Domestic research status.......................................................................41.3 Research content and technical route..............................................................51.3.1 Research content....................................................................................51.3.2 Technical route......................................................................................61.4 Data sources....................................................................................................61.5 The innovation of this paper............................................................................71.6 The workload of this paper..............................................................................8Chapter 2 Overview of the Study Area.....................................................92.1 Xin’an River Basin Range...............................................................................92.2 Physical Geography.......................................................................................102.3 Overview of regional socio-economic development.....................................12 Chapter 3 Research on the Current Situation of Ecological CompensationMechanism in Xin’an River Basin...........................................................153.1 Research on water environment compensation in Xin’an River Basin.........153.2 Analysis of the water quality of Qiandao Lake in Hangzhou in the lower reaches of the Xin’an River Basin.......................................................................203.3 Before and after analysis of ecological compensation in Huangshan City in the upper reaches of the Xin’an River Basin.......................................................223.3.1 The overall economy maintains rapid development............................223.3.2 Continuous optimization and adjustment of industrial structure.........243.3 Chapter Summary..........................................................................................26 Chapter 4 Research on Ecosystem Distribution and Element Changes inXin’an River Basin...................................................................................274.1 Element Analysis of Six Land Use Types in Xin’an River Basin.................274.2 Analysis of changes in ecosystem composition in the Xin’an River Basin...294.2.1 2011-2015 Xin’an River Basin(Anhui Section)Land Use Transfer Matrix...........................................................................................................294.2.2 2015-2020 Xin’an River Basin(Anhui Section)Land Use Transfer Matrix...........................................................................................................304.2.3 Type Interconversion Strength............................................................304.2.4 Habitat quality index...........................................................................314.3 Chapter Summary..........................................................................................32 Chapter 5 Analysis and Research on Spatial Distribution Differences ofMajor Pollutants in the Xin’an River Basin.............................................335.1 Spatial distribution characteristics of water quality index concentrations in the Xin’an River Basin..............................................................................................335.2 Analysis of characteristics of water and soil samples in the upper reaches of the Xin’an River Basin.........................................................................................365.2.1 Analysis of soil and water samples.....................................................385.3 Analysis of spatial distribution differences of major pollutants nitrogen and phosphorus in the Xin’an River Basin.................................................................465.4 Chapter Summary..........................................................................................50 Chapter 6 Accounting of Ecosystem Services Value in Xinan River Basin....................................................................................................................516.1 Calculation method of ecosystem service value............................................516.2 Accounting for the value of ecosystem services...........................................526.3 Chapter Summary..........................................................................................54Chapter 7 Cost analysis method in the Xinan River Basin.....................567.1 The cost of comprehensive protection of ecological compensation in the upper reaches of the Xin’an River Basin.............................................................567.1.1 Direct costing......................................................................................567.1.2 Opportunity Costing............................................................................577.2 Chapter Summary..........................................................................................61 Chapter 8 Water Quality Treatment Cost Accounting in Xinan RiverBasin.........................................................................................................628.1 Total allocation of water quality improvement...................................628.2 Calculation of Treatment Costs for Total Nitrogen and Total Phosphorus........................................................................................................638.3 Chapter Summary.....................................................................................64Chapter 9 Results and Discussion...........................................................669.1 Results...........................................................................................................66...