# Basuki et al. 2009: Allometric equations for estimating the above-ground biomass in tropical lowland Dipterocarp forests

Basuki, T.M., van Laake, P.E., Skidmore, A.K., Hussin, Y.A. (2009). Allometric equations for estimating the above-ground biomass in tropical lowland Dipterocarp forests. Forest Ecology and Management, 257(8), 1684–1694.

- DOI: https://doi.org/10.1016/j.foreco.2009.01.027
- Access: open access
- Copy we read: https://ris.utwente.nl/ws/files/305501505/1_s2.0_S0378112709000516_main.pdf
- Status: no retraction or correction notice recorded (Crossref is asked weekly); last checked 2026-11-01
- Page: https://treeallometry.org/sources/basuki-2009/

## Equations from this source (4)

### Dipterocarpus spp., DBH only

Aboveground biomass for Dipterocarpus, Indonesia. Inputs: DBH. 20 trees.

As printed (Table 1):

> Dipterocarpus 20 ln(TAGB) = c + αln(DBH) c −1.232 ... α 2.178 ... 0.989 0.210 18.65 1.022

Page: https://treeallometry.org/equations/basuki-2009-dipterocarpus-d/

### Lowland Dipterocarp forest, mixed species, DBH and wood density

Aboveground biomass for Mixed species of lowland Dipterocarp forest, Indonesia. Inputs: DBH + Wood density. DBH 6–200 cm. 122 trees.

As printed (Table 1):

> ln(TAGB) = c + αln(DBH) + βln(WD) c −0.744 ... α 2.188 ... β 0.832 ... 0.970 0.303 26.51 1.047

Page: https://treeallometry.org/equations/basuki-2009-mixed-d-rho/

### Lowland Dipterocarp forest, mixed species, DBH only

Aboveground biomass for Mixed species of lowland Dipterocarp forest, Indonesia. Inputs: DBH. DBH 6–200 cm. 122 trees.

As printed (Table 1):

> Mixed species 122 ln(TAGB) = c + αln(DBH) c −1.201 ... α 2.196 ... 0.963 0.335 30.32 1.058

Page: https://treeallometry.org/equations/basuki-2009-mixed-d/

### Shorea spp., DBH only

Aboveground biomass for Shorea, Indonesia. Inputs: DBH. 24 trees.

As printed (Table 1):

> Shorea 24 ln(TAGB) = c + αln(DBH) c −2.193 ... α 2.371 ... 0.984 0.2601 20.49 1.034

Page: https://treeallometry.org/equations/basuki-2009-shorea-d/