# Gaui et al. 2024: Biomass Equations and Carbon Stock Estimates for the Southeastern Brazilian Atlantic Forest

Gaui, T. D., Cysneiros, V. C., de Souza, F. C., et al. (2024). Biomass Equations and Carbon Stock Estimates for the Southeastern Brazilian Atlantic Forest. Forests, 15(9), 1568.

- DOI: https://doi.org/10.3390/f15091568
- Access: open access
- Copy we read: https://www.mdpi.com/1999-4907/15/9/1568/htm
- Status: no retraction or correction notice recorded (Crossref is asked weekly); last checked 2026-11-02
- Page: https://treeallometry.org/sources/gaui-2024/

## Equations from this source (10)

### All three forest types, Rio de Janeiro (local-generic), DBH and height (Schumacher and Hall, Model 3)

Aboveground biomass, without leaves for Mixed Atlantic Forest trees (rainforest, semideciduous, restinga), Brazil. Inputs: DBH + Height. 172 trees.

As printed (Table 2 (model forms in Table 1)):

> Model 3 (Schumacher and Hall) General: B0 2 × 10−4, B1 1.519, B2 0.8251

Page: https://treeallometry.org/equations/gaui-2024-general-model3/

### All three forest types, Rio de Janeiro (local-generic), DBH and height (Spurr, Model 2)

Aboveground biomass, without leaves for Mixed Atlantic Forest trees (rainforest, semideciduous, restinga), Brazil. Inputs: DBH + Height. 172 trees.

As printed (Table 2 (model forms in Table 1)):

> Model 2 (Spurr) General: B0 0.0736, B1 1.74 × 10−5

Page: https://treeallometry.org/equations/gaui-2024-general-model2/

### All three forest types, Rio de Janeiro (local-generic), DBH only (Husch, Model 1)

Aboveground biomass, without leaves for Mixed Atlantic Forest trees (rainforest, semideciduous, restinga), Brazil. Inputs: DBH. 172 trees.

As printed (Table 2 (model forms in Table 1)):

> Model 1 (Husch) General: B0 5.45 × 10−4, B1 1.9435

Page: https://treeallometry.org/equations/gaui-2024-general-model1/

### Rainforest, Rio de Janeiro, DBH and height (Schumacher and Hall, Model 3)

Aboveground biomass, without leaves for Mixed rainforest trees, Brazil. Inputs: DBH + Height. 78 trees.

As printed (Table 2 (model forms in Table 1)):

> Model 3 (Schumacher and Hall) RAF: B0 1.52 × 10−4, B1 1.465, B2 0.9627

Page: https://treeallometry.org/equations/gaui-2024-raf-model3/

### Rainforest, Rio de Janeiro, DBH and height (Spurr, Model 2)

Aboveground biomass, without leaves for Mixed rainforest trees, Brazil. Inputs: DBH + Height. 78 trees.

As printed (Table 2 (model forms in Table 1)):

> Model 2 (Spurr) RAF: B0 0.0787, B1 1.63 × 10−5

Page: https://treeallometry.org/equations/gaui-2024-raf-model2/

### Rainforest, Rio de Janeiro, DBH only (Husch, Model 1)

Aboveground biomass, without leaves for Mixed rainforest trees, Brazil. Inputs: DBH. 78 trees.

As printed (Table 2 (model forms in Table 1)):

> Model 1 (Husch) RAF: B0 7.2 × 10−4, B1 1.8586

Page: https://treeallometry.org/equations/gaui-2024-raf-model1/

### Restinga forest, Rio de Janeiro, DBH and height (Spurr, Model 2)

Aboveground biomass, without leaves for Mixed restinga forest trees, Brazil. Inputs: DBH + Height. 37 trees.

As printed (Table 2 (model forms in Table 1)):

> Model 2 (Spurr) RF: B0 0.05, B1 1.83 × 10−5

Page: https://treeallometry.org/equations/gaui-2024-rf-model2/

### Semideciduous forest, Rio de Janeiro, DBH and height (Schumacher and Hall, Model 3)

Aboveground biomass, without leaves for Mixed semideciduous forest trees, Brazil. Inputs: DBH + Height. 57 trees.

As printed (Table 2 (model forms in Table 1)):

> Model 3 (Schumacher and Hall) SF: B0 3 × 10−4, B1 1.6954, B2 0.5059

Page: https://treeallometry.org/equations/gaui-2024-sf-model3/

### Semideciduous forest, Rio de Janeiro, DBH and height (Spurr, Model 2)

Aboveground biomass, without leaves for Mixed semideciduous forest trees, Brazil. Inputs: DBH + Height. 57 trees.

As printed (Table 2 (model forms in Table 1)):

> Model 2 (Spurr) SF: B0 0.0834, B1 1.85 × 10−5

Page: https://treeallometry.org/equations/gaui-2024-sf-model2/

### Semideciduous forest, Rio de Janeiro, DBH only (Husch, Model 1)

Aboveground biomass, without leaves for Mixed semideciduous forest trees, Brazil. Inputs: DBH. 57 trees.

As printed (Table 2 (model forms in Table 1)):

> Model 1 (Husch) SF: B0 4.61 × 10−4, B1 2.0109

Page: https://treeallometry.org/equations/gaui-2024-sf-model1/