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东北森林在国家生态文明建设、生态环境保护、社会经济发展等方面发挥着重要的作用。本文在分析东北林区森林资源现状的基础上,指出东北次生林生态系统目前存在的问题,指明东北次生林生态系统的发展方向;结合未来三十年全国森林经营规划与国家天然林保护工程等,提出东北次生林生态系统保护、恢复与利用技术及对策,探讨了“后天保时代”(天然林保护工程结束以后)的次生林经营与保护,为东北林区的可持续发展指明了方向。
Northeast forests play an important role in the construction of national ecological civilization, ecological environment protection, social and economic development. Based on the analysis of the present situation of forest resources in Northeast China, this paper points out the existing problems of the secondary forest ecosystems in Northeast China, and points out the development direction of the secondary forest ecosystems in Northeast China. According to the national forest management plan and the national natural forest protection project in the next 30 years, The technologies for the protection, restoration and utilization of secondary forest ecosystems in northeast China and their countermeasures are discussed. The management and management of secondary forests in the “post-Tianbao era” (after the end of natural forest protection project) are discussed, pointing out the direction for the sustainable development of the forest regions in Northeast China.