【摘要】 通过对安徽省１９８６ 年以来实施的封山育林进行定点观测、典型调查与统计分析，结果表明封山育林具有显著的生态、经济、社会三大效益。经测算，年综合效益１２３６ 亿元。在生态问题严重困扰社会经济可持续发展的当今，封山育林具有重要的现实意义。更多还原

【Abstract】 Based on fixed observation,typical investigations and statistical analyses on benifits of forest closing in Anhui Province since 1986,the result showed that the economical,ecological and social benifits of forest closing are remarkable.It was calculated that the comprehensive benifits of forest closing was 1.236 billions Yuan RMB annually.Forest closing is very important under the circumstances that ecological problems is influencing the world badly for sustainable development.更多还原