The Synthetical Appraising Of The Natural Reserve Of Wild Animal And Plant

Wild animals and plants reserve is the main part of nature reserves in our country. In recent years, the number of nature reserves has increased rapidly. However, compared with its number, the management level has not been improved. To promote the conditions of Nature Reserve ,we must appraise it properly, which is one of the important subjects we study. At present, as the appraisement to nature reserve in our country focuses on one aspect and qualitative description appraisement(定性 描述评价),and lacks synthetical, all round and quantitative appraisement. So in this thesis ,I take wild animals and plants reserve as a classification, and set up a system of an appraisement for it from appraisement point of view.According to the experiences on appraisement that the scholars at home and abroad have , and combing the present situation of wild animals and plants reserve in China, after analyzed its characteristics and abided by the principles of independence ,representation and operation, I choose ecological quality, management system, economic benefits and social benefits these four categories and three levels in all as appreciable indexes and explain each index in detail.By analyzing the accuracy and operation of former quantitative appraising method for nature reserve, I eventually select the method which consists of gradation analysis and fuzzy synthetical appraisement . Through experts' survey, I define every appraisement index, and make the methods and procedures of appraisement clear. In the thesis, I choose Yangtze river dolphins Nature Reserve at Swan Continent in Hubei province as an example to apply the appraisement system and achieve good results.The main contribution of this thesis is : to put forward a set of index system of synthetical appraisement which fits to appraise the wild animals and plants nature reserve in our country . The second is to summarize the former appraisement experiences of nature reserves in every aspect. For the first time and use the method which combines gradation analysis with fuzzy synthetical appraisement to appraise the item on wild animals and plants nature reserve .