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运用层次分析法对西大峪小流域综合治理7 a来的生态、经济、社会以及综合效益进行了科学系统地分析与评价。结果显示:小流域综合治理后,生态效益指数为0.51,比治理前(0.30)增加了70%;经济效益指数为0.74,比治理前提高了25.4%;社会效益指数为0.43,比治理前提高了16.2%;综合效益指数为0.6,比治理前提高了39.5%。
Using AHP to analyze and evaluate the ecological, economic, social and comprehensive benefits of the comprehensive management of Xiyuyu small watershed in the past 7 years. The results showed that after the comprehensive management of small watershed, the ecological benefit index was 0.51, increased by 70% compared with the pre-treatment (0.30); the economic benefit index was 0.74, increased by 25.4% compared with the pre-treatment; the social benefit index was 0.43, 16.2%; the comprehensive benefit index is 0.6, which is 39.5% higher than before.