# Tena et al. 2026: Biomass Estimation Models for Combretum-Terminalia Woodlands of Western Ethiopia: Implications for Carbon Accounting, Climate-Change Mitigation, and Biodiversity Conservation

Tena, A., Tolera, M., Abich, A., and Tamirat, T. (2026). Biomass Estimation Models for Combretum-Terminalia Woodlands of Western Ethiopia: Implications for Carbon Accounting, Climate-Change Mitigation, and Biodiversity Conservation. Ecology and Evolutionary Biology, 11(3), 51–61.

- DOI: https://doi.org/10.11648/j.eeb.20261103.12
- Peer review: A paper in a peer-reviewed journal.
- Access: open access
- Copy we read: http://article.sciencepg.com/pdf/j.eeb.20261103.12
- Status: no retraction or correction notice recorded (Crossref is asked weekly); last checked 2026-11-05
- Page: https://treeallometry.org/sources/tena-2026/

## Equations from this source (6)

### Combretum hartmannianum aboveground biomass, M1

Aboveground biomass, without leaves for Combretum hartmannianum, Ethiopia. Inputs: DBH. 11 trees.

As printed (Methods §2.6, p. 54 (PDF p. 4)):

> ln(B) = ln(β0) + β1ln(DBH) + Ɛ M1

Page: https://treeallometry.org/equations/tena-2026-combretum-hartmannianum-m1/

### Entada africana aboveground biomass, M1

Aboveground biomass, without leaves for Entada africana, Ethiopia. Inputs: DBH. 12 trees.

As printed (Methods §2.6, p. 54 (PDF p. 4)):

> ln(B) = ln(β0) + β1ln(DBH) + Ɛ M1

Page: https://treeallometry.org/equations/tena-2026-entada-africana-m1/

### Lonchocarpus fruticosa aboveground biomass, M1

Aboveground biomass, without leaves for Lonchocarpus fruticosa, Ethiopia. Inputs: DBH. 12 trees.

As printed (Methods §2.6, p. 54 (PDF p. 4)):

> ln(B) = ln(β0) + β1ln(DBH) + Ɛ M1

Page: https://treeallometry.org/equations/tena-2026-lonchocarpus-fruticosa-m1/

### Pterocarpus lucens aboveground biomass, M1

Aboveground biomass, without leaves for Pterocarpus lucens, Ethiopia. Inputs: DBH. 12 trees.

As printed (Methods §2.6, p. 54 (PDF p. 4)):

> ln(B) = ln(β0) + β1ln(DBH) + Ɛ M1

Page: https://treeallometry.org/equations/tena-2026-pterocarpus-lucens-m1/

### Syzygium guineense aboveground biomass, M2

Aboveground biomass, without leaves for Syzygium guineense, Ethiopia. Inputs: DBH + Height. 9 trees.

As printed (Methods §2.6, p. 54 (PDF p. 4)):

> ln(B) = ln(β0) + β1ln(DBH) + β2ln(H) + Ɛ M2

Page: https://treeallometry.org/equations/tena-2026-syzygium-guineense-m2/

### Terminalia laxiflora aboveground biomass, M1

Aboveground biomass, without leaves for Terminalia laxiflora, Ethiopia. Inputs: DBH. 11 trees.

As printed (Methods §2.6, p. 54 (PDF p. 4)):

> ln(B) = ln(β0) + β1ln(DBH) + Ɛ M1

Page: https://treeallometry.org/equations/tena-2026-terminalia-laxiflora-m1/