搜索结果: 1-5 共查到“林业基础学科 Stems”相关记录5条 . 查询时间(0.046 秒)
Allometric Equations for Volume, Biomass, and Carbon in Commercial Stems Harvested in a Managed Forest in the Southwestern Amazon: A Case Study
managed forests carbon sequestration state Acre Brazil tropical forest rainforest timber
2024/1/19
Forests in the southwestern Amazon are rich, diverse, and dense. The region is of high ecological importance, is crucial for conservation and management of natural resources, and contains substantial ...
Investigating the out-of-roundness and pith-off-centre in stems of three broadleaved species in Hyrcanian forests
stem diameter felled trees Alnus subcordata Acer velutinum Quercus castaneifolia
2015/4/14
The out-of-roundness and pith-off-centre of Alnus subcordata, Acer velutinum and Quercus castaneifolia growing in Hyrcanian forests of Iran were investigated. Stem disks were cut from the breast heigh...
Variation of conducting area in stems of European larch (Larix deciduas) growing in fresh mixed coniferous forest and fresh mixed forest sites
conducting area European larch mean ring conducting area relative conducting area social class of tree position
2015/3/20
The paper presents an attempt to determine conducting area (CA), relative conducting area (CA.k–1) and mean ring conducting area (CAar) on discs cut at breast height from stems of larch trees growing ...
Dynamics of heartwood formation and axial and radial distribution of sapwood and heartwood in stems of European larch (Larix decidua Mill.)
sapwood heartwood dynamics of heartwood formation social class of tree position European larch
2015/3/12
The study was an attempt to determine the dynamics of heartwood formation and the radial and axial distribution of sapwood and heartwood in stems of European larch (Larix deciduas Mill.) representing ...
Natural Drying of Logging Residue Stems along a Forest Road and on a Paved Landing
drying location logging residue moisture content natural drying woody biomass
2009/8/28
An experiment on the natural drying of Chamaecyparis obtusa logging residue stems was carried out to determine the potential for use of this material as woody biomass (e.g. wood chip bio-fuel). The ex...