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本文对皖南集体林区中的天然次生林的两种类型——次生天然林、次生灌丛的生态价值和经济价值分析,揭示次生林具有生物多样性、涵养水源、保持水土、为社会提供木材和林产品等多种功能。在此基础提出了经营保护措施:建立自然保护区、实施天然林保护工程、封山育林及次生林改造,从而达到合理利用,发挥次生林最大效益目标。
This paper analyzes the ecological value and economic value of natural secondary forests in secondary forest in southern Anhui Province, revealing the biological diversity of secondary forests, conserving water sources, maintaining soil and water and providing timber for the community And forest products and other functions. On the basis of this, the paper puts forward the management and protection measures: establishing nature reserve, implementing natural forest protection project, closing hillside afforestation and rebuilding of secondary forest so as to achieve rational use and give play to the goal of maximum benefit of secondary forest.