# Tretyakov et al. 2022: The equations of the relation of the weight of absolutely dry phytomass fractions of Alnus incana (L.) Moench trees with the taxation diameter in the taiga zone of the Arkhangelsk region

Tretyakov, S., Koptev, S., Tsvetkov, I., et al. (2022). The equations of the relation of the weight of absolutely dry phytomass fractions of Alnus incana (L.) Moench trees with the taxation diameter in the taiga zone of the Arkhangelsk region. Forestry Engineering Journal (Lesotekhnicheskii zhurnal), 12(3), 62-78.

- DOI: https://doi.org/10.34220/issn.2222-7962/2022.3/6
- Access: open access
- Copy we read: http://lestehjournal.ru/sites/default/files/journal_pdf/62-78_0.pdf
- Status: no retraction or correction notice recorded (Crossref is asked weekly); last checked 2026-11-02
- Page: https://treeallometry.org/sources/tretyakov-2022/

## Equations from this source (3)

### Grey alder branches dry mass from DBH (general equation)

Branch biomass for Alnus incana, Russia. Inputs: DBH. DBH 4–17 cm. 21 trees.

As printed (Eq. 20, p. 73):

> M_branches a.d. = 0.0131 · D^2.3413, R² = 0.9074

Page: https://treeallometry.org/equations/tretyakov-2022-branches/

### Grey alder foliage dry mass from DBH (general equation)

Foliage biomass for Alnus incana, Russia. Inputs: DBH. DBH 4–17 cm. 21 trees.

As printed (Eq. 21, p. 73):

> M_foliage a.d. = 0.0041 · D^2.0522, R² = 0.8214

Page: https://treeallometry.org/equations/tretyakov-2022-foliage/

### Grey alder trunk wood (bark excluded) dry mass from DBH (general equation)

Stem biomass for Alnus incana, Russia. Inputs: DBH. DBH 4–17 cm. 21 trees.

As printed (Eq. 18, p. 68):

> M_wood a.d. = 0.0485 · D^2.5138, R² = 0.9196

Page: https://treeallometry.org/equations/tretyakov-2022-wood/