Table. 1.

General equations used in the aboveground biomass model development

Model code Model form
M1 AGBest. = exp {α + β1Ln (D)}
M2 AGBest. = exp {α + β1Ln (ρ.D2.H)}
M3 AGBest. = exp {α + β1Ln (D2.H)}
M4 AGBest. = exp {α + β1Ln (D) + β2Ln (H)}
M5 AGBest. = exp {α + β1Ln (D) + β2Ln (CW)}
M6 AGBest. = exp {α + β1Ln (D) + β2Ln (H) + β3Ln (CW)}
M7 AGBest. = exp {α + β1Ln (ρ.D2.H) + β2Ln (CW)}
M8 AGBest. = exp {α + β1Ln (ρ.D2.H) + β2Ln (CW) +
β3Ln (DSH30)}
M9 AGBest. = exp {α + β1Ln (DSH30) + β2Ln (ρ) + β3Ln (CW)}

AGB: aboveground biomass; Exp: exponential function; Ln: natural logarithm; D: diameter at breast height (cm); H: total tree height (m); ρ: basic wood density (g/cm3); α: constant; β1, β2, β3: regression parameters.
J Ecol Environ 2024;48:- https://doi.org/10.5141/jee.24.036
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