Sources / Poudel & Temesgen 2016
Poudel & Temesgen 2016
Methods for estimating aboveground biomass and its components for Douglas-fir and lodgepole pine trees
Poudel, K. P., & Temesgen, H. (2016). Methods for estimating aboveground biomass and its components for Douglas-fir and lodgepole pine trees. Canadian Journal of Forest Research, 46(1), 77-87.
Checked 2026-11-02. Crossref is asked weekly for retraction or correction notices; none recorded.
8 equations from this source
- Douglas-fir bole biomass, simple SUR (D only)
Stem biomass · Pseudotsuga menziesii · United States · DBH · DBH 19.3–114 cm · 22 trees
Bole = exp(a11 + a12*X1); a11 = -0.349, a12 = 1.925As printed (Eqs. 2-5 (X1 = ln DBH) and Table 3, Simple SUR, Douglas-fir)
- Douglas-fir branch biomass, simple SUR (D only)
Branch biomass · Pseudotsuga menziesii · United States · DBH · DBH 19.3–114 cm · 22 trees
Branch = exp(a31 + a32*X1); a31 = -2.604, a32 = 1.942As printed (Eqs. 2-5 (X1 = ln DBH) and Table 3, Simple SUR, Douglas-fir)
- Douglas-fir foliage biomass, simple SUR (D only)
Foliage biomass · Pseudotsuga menziesii · United States · DBH · DBH 19.3–114 cm · 22 trees
Foliage = exp(a41 + a42*X1); a41 = -3.242, a42 = 1.758As printed (Eqs. 2-5 (X1 = ln DBH) and Table 3, Simple SUR, Douglas-fir)
- Douglas-fir total aboveground biomass, simple SUR (D only)
Aboveground biomass · Pseudotsuga menziesii · United States · DBH · DBH 19.3–114 cm · 22 trees
Total = Σ exp(aij + aij*X1 ...) over bole, bark, branch and foliage; simple SUR uses X1 = ln(DBH) onlyAs printed (Eq. 6 and Table 3, Simple SUR, Douglas-fir)
- Lodgepole pine bole biomass, simple SUR (D only)
Stem biomass · Pinus contorta · United States · DBH · DBH 13.5–42.9 cm · 33 trees
Bole = exp(a11 + a12*X1); a11 = -2.374, a12 = 2.373As printed (Eqs. 2-5 (X1 = ln DBH) and Table 3, Simple SUR, Lodgepole pine)
- Lodgepole pine branch biomass, simple SUR (D only)
Branch biomass · Pinus contorta · United States · DBH · DBH 13.5–42.9 cm · 33 trees
Branch = exp(a31 + a32*X1); a31 = -3.384, a32 = 2.202As printed (Eqs. 2-5 (X1 = ln DBH) and Table 3, Simple SUR, Lodgepole pine)
- Lodgepole pine foliage biomass, simple SUR (D only)
Foliage biomass · Pinus contorta · United States · DBH · DBH 13.5–42.9 cm · 33 trees
Foliage = exp(a41 + a42*X1); a41 = -2.472, a42 = 1.637As printed (Eqs. 2-5 (X1 = ln DBH) and Table 3, Simple SUR, Lodgepole pine)
- Lodgepole pine total aboveground biomass, simple SUR (D only)
Aboveground biomass · Pinus contorta · United States · DBH · DBH 13.5–42.9 cm · 33 trees
Total = Σ exp(aij + aij*X1 ...) over bole, bark, branch and foliage; simple SUR uses X1 = ln(DBH) onlyAs printed (Eq. 6 and Table 3, Simple SUR, Lodgepole pine)