乐昌市岩溶地区石漠化综合治理项目初步效益分析

Initial Benefit Analysis on Comprehensive Treatment of Rock Desertification in Calcareous Rock Region of Lechang City

介绍乐昌市岩溶地区石漠化面积、分布、程度等情况。阐述石漠化综合治理采取的＂农、林、水＂工程集成统筹模式,流域综合治理模式,管护、监测结合模式,循环经济产业模式,以及采取的具体措施。对治理效益进行分析,认为通过2008～2010年石漠化的综合治理,森林植被结构改善,涵养水源能力增加,释氧及碳汇效益增加,发展了经济作物种植,兴修了水利,改善了人居环境,增加了就业机会。文中对其中一些效益进行了计算量化。

This paper introduces rocky desertification area,distribution and extent status and so on in Calcareous Rock Region of Lechang City. Furthermore,elaborates the comprehensive treatment of rocky desertification including ＂ agriculture,forestry,water＂ project co-ordination integrated mode,watershed comprehensive governance model,protection and monitoring combining mode,and circular economy mode,also put forward specific measures. Benefit analysis of comprehensive treatment from 2008 to 2010shows： forest vegetation structure is improving,the water conservation ability is enhancing,oxygen releasing and carbon sequestration benefits are increasing,human living environment is improving,employment opportunities is increasing and so on. Some benefits have also been calculated and quantified in this paper.