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目标树经营是一种通过降低邻木冠层竞争、增加目标树生长空间来提高单株木质量的营林技术,可以看作是一种特殊的抚育间伐。文中从目标树选择标准、目标树密度、树冠重叠释放作业和作业时间等方面阐述了目标树经营体系,并综述了目标树经营对单株目标树生长(直径、蓄积、树高、树冠)的影响和成本效益分析等研究进展,以期为我国森林经营实践提供借鉴。
Targeted tree management is a silvicultural technique that improves the quality of individual trees by reducing contiguity of adjacent wood canopy and increasing the space for growth of the target tree, which can be considered as a special tending thinning. In this paper, the target tree management system is described in terms of target tree selection criteria, target tree density, canopy overlay release and operation time, and the effects of target tree management on the target tree growth (diameter, accumulation, tree height, canopy) Impact and cost-benefit analysis of research progress, with a view to provide reference for China’s forest management practices.