Maximum stand density index (SDImax) models — sdimax

Coefficients for calculating maximum stand density index (SDImax) from Rodríguez de Prado (2020).

Usage

sdimax_models

Format

A tibble with 88 rows and 13 variables:

article_id: Character. Identifier of the article.
title: Character. Title of the article.
doi_url: Character. DOI URL of the article.
country: Character. Country where the study was conducted.
species: Character. Tree species scientific name.
model_name: Character. Name of the model/equation variant (e.g. "basic", "P1", "MXT3").
a0: Numeric. Coeffient a0.
a1: Numeric. Coeffient a1 (0 if not used/applicable).
b0: Numeric. Coeffient b0.
b1: Numeric. Coeffient b1 (0 if not used/applicable).
aic: Numeric. Akaike Information Criterion.
pseudo_r2: Numeric. Pseudo R-squared value.
q_index: Numeric. Q index value.

References

Rodríguez-de-Prado, M., et al. (2020). Potential climatic influence on maximum stand carrying capacity for 15 Mediterranean coniferous and broadleaf species. Forest Ecology and Management, 458, 117824.