Estimation of aboveground biomass and carbon stocks of Quercus ilex L. saplings using UAV-derived RGB imagery

Key message

Crown area, sapling height, and biovolume extracted from UAV-acquired RGB images provided accurate estimates of aboveground biomass and carbon stocks in a 5-year-old holm oak (Quercus ilex L.) plantation. Our models regressing UAV-derived sapling variables against ground-based measurements exhibited high R2 values (0.78–0.89), thereby reflecting that RGB data can be used as an effective tool for measuring young individuals.

Keywords
Allometric equations; Carbon sequestration; Early-stage tree plantations; RGB; imagery; Sapling biomass; UAV-derived sapling variables

Publication
Juan-Ovejero, R., Elghouat, A., Navarro, C.J. et al. Estimation of aboveground biomass and carbon stocks of Quercus ilex L. saplings using UAV-derived RGB imagery. Annals of Forest Science 80, 44 (2023). https://doi.org/10.1186/s13595-023-01210-x

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Data and/or Code availability
The datasets generated and analyzed during the current study are available in the Medeley Data repository (https://data.mendeley.com/datasets/nxnsrsnnnw/1). Juan-Ovejero, Raquel; Elghouat, Akram; Navarro, Carlos J.; Reyes-Martín, Marino P.; Jiménez, M. Noelia; Navarro Reyes, Francisco; Alcaraz-Segura, Domingo; and Castro, Jorge (2023), “Estimation of aboveground biomass and carbon stocks of tree saplings using UAV-derived RGB imagery – DATASET,” Mendeley Data, V1, https://doi.org/10.17632/nxnsrsnnnw.1

Handling Editor
John M. Lhotka

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