Evaluating ecosystem services of four vegetation types in Karst areas

Abstract

Four vegetation types in Karst areas in Pingguo,Guangxi were investigated to evaluate their ecosystem services by Analytic Network Process( ANP). The model contained 6 criteria( biodiversity,profitability,regulation,protection,scenic beauty,culture and history value) and 9 alternatives. Super Decision 2. 2 was used in the process to synthesize the scores of data from sampled plots and questionnaires. The results showed that with respect to the goal of ecosystem services,the order of scores was Toona sinensis forest Dendrocalamopsis minor forest Zenia insignis forest shrubs. Forest product values and total biomass contributed the most to the scores in the evaluation.

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