Sources / Barbosa et al. 2019
Barbosa et al. 2019
Allometric models to estimate tree height in northern Amazonian ecotone forests
Barbosa, R.I., Ramírez-Narváez, P.N., Fearnside, P.M., Villacorta, C.D.A., Carvalho, L.C. da S. (2019). Allometric models to estimate tree height in northern Amazonian ecotone forests. Acta Amazonica, 49(2), 81-90.
Checked 2026-11-02. Crossref is asked weekly for retraction or correction notices; none recorded.
4 equations from this source
- Height from DBH, logistic power (Table 3)
Height · Mixed tree species of ombrophilous/seasonal forest ecotone (65 fallen trees) · Brazil · DBH · DBH from 10 cm · 65 trees
Logistic Power Y = β0 / 1 + (X / β1) β2 43.6264 29.7079 -1.0709 3.372 0.7152 159.16As printed (Table 3)
- Height from DBH, Michaelis-Menten (Table 3, best fit)
Height · Mixed tree species of ombrophilous/seasonal forest ecotone (65 fallen trees) · Brazil · DBH · DBH from 10 cm · 65 trees
Michaelis-Menten Y = β0 × X / β1 + X 45.8528 32.8330 - 3.347 0.7149 157.09As printed (Table 3)
- Height from DBH, modified exponential (Table 3)
Height · Mixed tree species of ombrophilous/seasonal forest ecotone (65 fallen trees) · Brazil · DBH · DBH from 10 cm · 65 trees
Modified Exponential Y = β0 × exp β1 X 38.7760 -16.4933 - 3.393 0.7071 158.85As printed (Table 3)
- Height from DBH, natural-log model (Table 3)
Height · Mixed tree species of ombrophilous/seasonal forest ecotone (65 fallen trees) · Brazil · DBH · DBH from 10 cm · 65 trees
Natural Logarithm Y = β0 + β1 × ln X -15.3629 10.9623 - 3.350 0.7144 157.21As printed (Table 3)