Aboveground biomass and carbon estimations for Abies religiosa (Kunth) Schltdl. & Cham. in Mexico: regional allometric models
Juan Carlos Guzmán-Santiago (1-7-8), Benedicto Vargas-Larreta (2), Martín Gómez-Cárdenas (3-5), Adan Nava-Nava (4-6) , Vicente Espinosa-Hernández (1), Ana Carolina González-Trillo (5), Wenceslao Santiago-García (6), Rigoberto González-Cubas (7)
iForest - Biogeosciences and Forestry, Volume 19, Issue 5, Pages 339-347 (2026)
doi: https://doi.org/10.3832/ifor4893-019
Published: Sep 02, 2026 - Copyright © 2026 SISEF
Research Articles
Abstract
Accurate estimation of forest biomass and carbon is essential for understanding ecosystem functions and supporting climate change mitigation efforts. This study presents regionally calibrated allometric equations to estimate aboveground biomass and carbon across different forest regions in Mexico, which is an important step toward improving national forest inventories and carbon accounting frameworks. We analyzed a dataset of 1919 trees from 13 Regional Forest Management Units (UMAFORs), collected through a targeted sampling strategy that encompasses all tree diameter classes. We evaluated two additive equation systems to predict aboveground biomass and carbon content by component (stem, branches, and total). Both systems were fitted simultaneously using the MODEL procedure and assessed through multiple goodness-of-fit statistics. The additive equations for tree components and total biomass and carbon showed acceptable fits. Although their overall performance was comparable, system 2 (S2) provided slightly higher predictive accuracy. The resulting region-specific equations offer practical tools for forest managers and policymakers to enhance sustainable forest management and carbon monitoring in the heterogeneous forest landscapes of Mexico.
Keywords
Additive Biomass Equations, Carbon Content, Equations System, Forest Inventories, Simultaneous Fitting, Sustainable Forest Management
Authors’ Info
Authors’ address
Vicente Espinosa-Hernández 0000-0001-7009-4522
Colegio de Postgraduados, Posgrado en Ciencias Forestales, Campus Montecillo, Texcoco, CP 56230, Estado de México (Mexico)
Tecnológico Nacional de México/Instituto Tecnológico de El Salto. Tecnológico no. 101, La Forestal, CP 34942 El Salto, Pueblo Nuevo, Durango (Mexico)
Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias, Campo Experimental Uruapan, CP 60150 Avenida Latinoamericana, Col. Revolución, Uruapan, Michoacán (Mexico)
Agropecuaria Santa Genoveva SAPI de CV Carretera Cayal Nohyaxche km 87, Alfredo V Bonfil, CP 24570 San Francisco de Campeche, Campeche (Mexico)
Ana Carolina González-Trillo
Centro Interdisciplinario de Investigación Integral Regional IPN Unidad Durango, Sigma 119, 20 de Noviembre II, CP 34220 Durango (México)
Wenceslao Santiago-García 0000-0003-1958-1696
Universidad de la Sierra Juárez, División de Estudios de Posgrado - Instituto de Estudios Ambientales, Avenida Universidad s/n, CP 68725 Ixtlán de Juárez, Oaxaca (Mexico)
Rigoberto González-Cubas 0000-0001-9035-9874
Centro de Investigación, Divulgación y Asesoría Técnica Forestal y Agropecuaria SC, CP 69800 Tlaxiaco, Oaxaca (Mexico)
Tecnológico Nacional de México/Campus Teposcolula, CP 69500 Teposcolula, Oaxaca (Mexico)
Corresponding author
Paper Info
Citation
Guzmán-Santiago JC, Vargas-Larreta B, Gómez-Cárdenas M, Nava-Nava A, Espinosa-Hernández V, González-Trillo AC, Santiago-García W, González-Cubas R (2026). Aboveground biomass and carbon estimations for Abies religiosa (Kunth) Schltdl. & Cham. in Mexico: regional allometric models. iForest 19: 339-347. - doi: 10.3832/ifor4893-019
Academic Editor
Pierluigi Paris
Paper history
Received: May 04, 2025
Accepted: Apr 20, 2026
First online: Sep 02, 2026
Publication Date: Oct 31, 2026
Publication Time: 4.50 months
Copyright Information
© SISEF - The Italian Society of Silviculture and Forest Ecology 2026
Open Access
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