ASSESSMENT OF FOREST ECOSYSTEM HEALTH BASED ON FUZZY EVALUATION METHOD-A CASE STUDY OF FOREST ECOSYSTEM IN LIANGSHUI NATURAL RESERVE

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Ning Tao
Dan Liu
Jiang Wu

Resumen

Based on the establishment of health assessment index system of forest ecosystem in Liangshui Natural Reserve, the weight of each index was determined by using analytic hierarchy process (AHP) and questionnaire method, and then the model of forest ecosystem fuzzy evaluation was established to assess the health of Liangshui Natural Reserve from 2007 to 2013. The results indicated that certain changes have taken place to the health of forest ecosystem in Liangshui Natural Reserve from 2007 to 2013, which showed a declining trend, while the trend of the change is also consistent with the changes of internal and external environments of the forest ecosystem in Liangshui Natural Reserve.

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