# Tungalag et al. 2020: Tree-Level Above-Ground Biomass Equations for Pinus sylvestris L. in Mongolia

Tungalag, M., Altanzagas, B., Gerelbaatar, S., & Dorjsuren, Ch. (2020). Tree-level above-ground biomass equations for Pinus sylvestris L. in Mongolia. Mongolian Journal of Biological Sciences, 18(1), 13-21.

- DOI: https://doi.org/10.22353/mjbs.2020.18.02
- Access: open access
- Copy we read: https://www.biotaxa.org/mjbs/article/download/59351/59360 (Wayback Machine copy)
- Status: no retraction or correction notice recorded (Crossref is asked weekly); last checked 2026-11-02
- Page: https://treeallometry.org/sources/tungalag-2020/

## Equations from this source (8)

### Scots pine AGB biomass, ln-ln OLS (D and H)

Aboveground biomass for Pinus sylvestris, Mongolia. Inputs: DBH + Height. DBH 4.7–55 cm. 35 trees.

As printed (Table 4, AGB section, Eq. 6, type N, p. 17):

> lnŶ=lna+b x lnD+c x lnH; N: lna = -3.136, b = 2.2, c = 0.469, CF = 1.017

Page: https://treeallometry.org/equations/tungalag-2020-agb-dh/

### Scots pine AGB biomass, ln-ln OLS (D only)

Aboveground biomass for Pinus sylvestris, Mongolia. Inputs: DBH. DBH 4.7–55 cm. 35 trees.

As printed (Table 4, AGB section, Eq. 4, type N, p. 17):

> lnŶ=lna+blnD; N: lna = -2.71, b = 2.476, CF = 1.019

Page: https://treeallometry.org/equations/tungalag-2020-agb-d/

### Scots pine branch biomass, ln-ln OLS (D and H)

Branch biomass for Pinus sylvestris, Mongolia. Inputs: DBH + Height. DBH 4.7–55 cm. 35 trees.

As printed (Table 4, branch section, Eq. 6, type N, p. 17):

> lnŶ=lna+b x lnD+c x lnH; N: lna = -4.278, b = 3.945, c = -1.806, CF = 1.139

Page: https://treeallometry.org/equations/tungalag-2020-branch-dh/

### Scots pine branch biomass, ln-ln OLS (D only)

Branch biomass for Pinus sylvestris, Mongolia. Inputs: DBH. DBH 4.7–55 cm. 35 trees.

As printed (Table 4, branch section, Eq. 4, type N, p. 17):

> lnŶ=lna+blnD; N: lna = -5.918, b = 2.882, CF = 1.181

Page: https://treeallometry.org/equations/tungalag-2020-branch-d/

### Scots pine needle biomass, ln-ln OLS (D and H)

Foliage biomass for Pinus sylvestris, Mongolia. Inputs: DBH + Height. DBH 4.7–55 cm. 35 trees.

As printed (Table 4, needle section, Eq. 6, type N, p. 17):

> lnŶ=lna+b x lnD+c x lnH; N: lna = -2.786, b = 3.006, c = -1.593, CF = 1.164

Page: https://treeallometry.org/equations/tungalag-2020-needle-dh/

### Scots pine needle biomass, ln-ln OLS (D only)

Foliage biomass for Pinus sylvestris, Mongolia. Inputs: DBH. DBH 4.7–55 cm. 35 trees.

As printed (Table 4, needle section, Eq. 4, type N, p. 17):

> lnŶ=lna+blnD; N: lna = -4.232, b = 2.07, CF = 1.181

Page: https://treeallometry.org/equations/tungalag-2020-needle-d/

### Scots pine stem biomass, ln-ln OLS (D and H)

Stem biomass for Pinus sylvestris, Mongolia. Inputs: DBH + Height. DBH 4.7–55 cm. 35 trees.

As printed (Table 4, stem section, Eq. 6, type N, p. 17):

> lnŶ=lna+b x lnD+c x lnH; N: lna = -4.235, b = 1.741, c = 1.284, CF = 1.009

Page: https://treeallometry.org/equations/tungalag-2020-stem-dh/

### Scots pine stem biomass, ln-ln OLS (D only)

Stem biomass for Pinus sylvestris, Mongolia. Inputs: DBH. DBH 4.7–55 cm. 35 trees.

As printed (Table 4, stem section, Eq. 4, type N, p. 17):

> lnŶ=lna+blnD; N: lna = -3.07, b = 2.496, CF = 1.03

Page: https://treeallometry.org/equations/tungalag-2020-stem-d/