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论述了林学、森林和林业近两个多世纪以来的发展变化。全面发挥森林生态系统的多功能和多种效益,林学经历了由传统林学向现代林学的转变。现代林业正在淡化或改变分林种营建和经营森林,而是按森林生态系统多功能多效益来营建和经营。现代林学是以森林生态系统的营建、恢复、改造、经营管理和合理利用为研究对象和内容。实现森林的永续利用和林业可持续发展。
Discusses the forestry, forestry and forestry development and change since more than two centuries. Full play to the multi-functional and diverse benefits of forest ecosystems, forestry has undergone a change from the traditional forest to modern forestry. Modern forestry is diluting or changing the development and management of forest types in different types of forests. Rather, it is built and managed according to the multi-functional and multi-benefits of forest ecosystems. Modern forestry is based on the forest ecosystem construction, restoration, transformation, management and rational use as the research object and content. Achieve the sustainable use of forests and forestry sustainable development.