Process / pipelineForest Mensuration
蓄积密度指数
蓄积密度指数(SDI)由Reineke于1933年引入,是一个无量纲的森林密度指标,同时考虑了树木的数量和大小。它表示单位公顷林地的树木数量,并根据25厘米的参考二次平均直径(QMD)进行调整,从而提供了一个标准化的指标,用于比较不同森林类型和大小的树木密度。SDI广泛应用于森林管理中,以评估蓄积水平和指导间伐决策。
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来源
- Reineke, L. H. (1933). Perfecting a stand-density index for even-aged forests. Journal of Agricultural Research, 46(7), 627–638. link ↗
- Long, J. N. (1985). A practical approach to density management. The Forestry Chronicle, 61(1), 23–27. DOI: 10.5558/tfc61023-1 ↗
如何引用本页
ScholarGate. (2026, June 3). Stand Density Index. ScholarGate. https://scholargate.app/zh/forestry/stand-density-index
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