A collection of tools to calculate tree- or stand-level attributes developed for Canadian forests
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Canadian national tree aboveground biomass equations (Lambert et al. 2005, Ung et al. 2008).
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Individual tree volume equations for major Alberta tree species (Huang 1994)
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Volume-to-biomass conversions models (Boudewyn et al. 2007)
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Total volume to merchantable volume conversions models (Boudewyn et al. 2007)
Updated model parameters for models developed by Boudewyn et al (2007) downloaded from https://nfi.nfis.org/en/biomass_models.
Boudewyn, P.A.; Song, X.; Magnussen, S.; Gillis, M.D. (2007). Model-based, volume-to-biomass conversion for forested and vegetated land in Canada. Natural Resources Canada, Canadian Forest Service, Pacific Forestry Centre, Victoria, BC. Information Report BC-X-411. 112 p.
Huang, S. (1994). Ecologically Based Individual Tree Volume Estimation for Major Alberta Tree Species. Report 1 - Individual tree volume estimation procedures for Alberta: Methods of Formulation and Statistical Foundations. Alberta Environmental Protection, Land and Forest Service, Forest Management Division, Edmonton, AB.
Lambert, M. C., Ung, C. H., & Raulier, F. (2005). Canadian national tree aboveground biomass equations. Canadian Journal of Forest Research, 35(8), 1996–2018. https://doi.org/10.1139/x05-112
Ung, C.-H., Bernier, P., & Guo, X.-J. (2008). Canadian national biomass equations: new parameter estimates that include British Columbia data. Canadian Journal of Forest Research, 38(5), 1123–1132. https://doi.org/10.1139/X07-224
You can install the most recent version of the package by executing the code below:
devtools::install_github("ptompalski/CTAE")
library(CTAE)