Driving factors of tree biomass and soil carbon pool in xerophytic forests of northeastern Argentina

Autor: Silvana María José Sione, Marcelo Germán Wilson, Silvia Gabriela Ledesma, Emmanuel Adrián Gabioud, José Daniel Oszust, Leandro Javier Rosenberger
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Ecological Processes, Vol 12, Iss 1, Pp 1-13 (2023)
Druh dokumentu: article
ISSN: 2192-1709
DOI: 10.1186/s13717-023-00478-1
Popis: Abstract Background The conversion of forests into agricultural lands can be a threat because the forests carbon stored could be a source of emissions. The capacity to improve the predictions on the consequences of land use change depends on the identification of factors that influence carbon pools. We investigated the key driving factors of tree biomass and soil carbon pools in xerophytic forests in northeastern Argentina. Based on analyses of forest structure variables and abiotic factors (topography and soil properties) from 18 mature forests, we evaluated carbon pools using uni- and multivariate (redundancy analysis) methods. Results The total carbon pool was estimated at 102.4 ± 24.0 Mg ha−1. Soil organic carbon storage is the single largest carbon pool relative to tree biomass, representing 73.1% of total carbon. Tree canopy cover and basal area were positively correlated with biomass carbon pool (r = 0.77 and r = 0.73, p
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