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Forest Ecosystems

Table 1 Morphologic traits measured for each sample tree

From: Effects of local neighbourhood diversity on crown structure and productivity of individual trees in mature mixed-species forests

Measure Abbreviation Origin Reference/Calculation
Basal area (cm2) BA Point cloud/Inventory DBH2 × π/4
Diameter at breast height (cm) DBH QSM Raumonen et al. (2013)
Crown volume (m3) CV Point cloud See methods this publication
Tree height (m) TH Point cloud Zmax – Zmin
Total wood volume (m3) Vtot QSM Raumonen et al. (2013)
Merchantable wood volume (m3) Vmw QSM See methods this publication
Volume of fine woody material (m3) Vfwm QSM See methods this publication
Crown base height (m) CBH Point cloud See methods this publication
Crown projection area (m2) CPA Point cloud See methods this publication
Crown surface area (m2) CSA Point cloud See methods this publication
Basal area increment (cm2∙year−1) BAI Point cloud/Inventory ∆BA/∆years
Branch length sum (m)   QSM Raumonen et al. (2013)
Mean branch angle 1st order (°)   QSM See methods this publication
Mean branch angle 2nd order (°)   QSM See methods this publication
Formula wood volume (m3) Vf Inventory Bergel (1973, 1974)
Formula wood volume increment (m3∙year−1) VfI Inventory ∆VfI /∆years
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