# Riofrío et al. 2013: Modelos para estimar la biomasa de especies forestales en sistemas agroforestales de la ecorregión andina del Ecuador

Riofrío, J., Herrero de Aza, C., Grijalva, J., & Bravo, F. (2013). Modelos para estimar la biomasa de especies forestales en sistemas agroforestales de la ecorregión andina del Ecuador. 6º Congreso Forestal Español, Vitoria-Gasteiz, Spain. Paper 6CFE01-023.

- Link: https://www.congresoforestal.es/actas/doc/6CFE/6CFE01-023.pdf
- Access: open access
- Status: current (link checked weekly); last checked 2026-11-01
- Page: https://treeallometry.org/sources/riofrio-2013/

## Equations from this source (3)

### Acacia melanoxylon AGB in Andean agroforestry, sum of SUR component models (DBH, height)

Aboveground biomass for Acacia melanoxylon, Ecuador. Inputs: DBH + Height. DBH 13.4–31.5 cm. 30 trees.

As printed (Tabla 4, Acacia, Fuste):

> W f = 0,083622*DBH 1,826783 *Ht 0,689611

Page: https://treeallometry.org/equations/riofrio-2013-acacia-melanoxylon/

### Alnus acuminata (aliso) AGB, sum of SUR component models (DBH, height)

Aboveground biomass for Alnus acuminata, Ecuador. Inputs: DBH + Height. DBH 9.3–20.3 cm. 30 trees.

As printed (Tabla 4, Aliso, Fuste):

> W f = 0,1483*DBH2+0,003688*DBH2*Ht

Page: https://treeallometry.org/equations/riofrio-2013-alnus-acuminata/

### Buddleja coriacea (colle) AGB per stem from diameter at 30 cm and height (sum of SUR components)

Aboveground biomass for Buddleja coriacea, Ecuador. Inputs: D30 + Height. 13 trees.

As printed (Tabla 4, Colle, Ramas gruesas):

> W rg = 0,01489*d2 *Ht

Page: https://treeallometry.org/equations/riofrio-2013-buddleja-coriacea/