Artículo
Combined Effects of Land-use Intensification and Plant Invasion on Native Communities
Autor/es | Gutiérrez Cánovas, C.
Sánchez Fernández, D. González Moreno, P. Mateos Naranjo, Enrique Castro Díez, P. Vilà, Montserrat |
Departamento | Universidad de Sevilla. Departamento de Biología Vegetal y Ecología |
Fecha de publicación | 2020 |
Fecha de depósito | 2022-11-18 |
Publicado en |
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Resumen | Land-use intensification (LUI) and biological invasions are two of the most important global change pressures driving biodiversity loss. However, their combined impacts on biological communities have been seldom explored, ... Land-use intensification (LUI) and biological invasions are two of the most important global change pressures driving biodiversity loss. However, their combined impacts on biological communities have been seldom explored, which may result in misleading ecological assessments or mitigation actions. Based on an extensive field survey of 445 paired invaded and control plots of coastal vegetation in SW Spain, we explored the joint effects of LUI (agricultural and urban intensification) and invasion on the taxonomic and functional richness, mean plant height and leaf area of native plants. Our survey covered five invasive species with contrasting functional similarity and competitive ability in relation to the native community. We modeled the response of native communities for the overall and invader-specific datasets, and determined if invader-native functional differences could influence the combined impacts of LUI and invasion. Overall, we found that urban intensification reduced taxonomic richness more strongly at invaded plots (synergistic interactive effects). In contrast, functional richness loss caused by urban intensification was less pronounced at invaded plots (antagonistic interactive effects). Overall models showed also that urban intensification led to reduced mean leaf area, while agriculture was linked to higher mean plant height. When exploring invader-specific models, we observed that the combined effects of agricultural and urban intensification with invasion were heterogeneous. At invaded plots, invader-native functional differences accounted for part of this variability. Our findings demonstrate the importance of considering the interactive effects of global change pressures for a better assessment and management of ecosystems. |
Agencias financiadoras | Ministerio de Economía y Competitividad (MINECO). España Portuguese Foundation for Science and Technology (FCT). Portugal Junta de Castilla-La Mancha Junta de Andalucía Programa Severo Ochoa |
Identificador del proyecto | CGL2015-65346-R
FJCI-2015-25785 IJCI-2017-31733 UID/BIA/04050/2019 POCI-01-0145-FEDER-007569 CTA-AMB/31245/2017 POII10˗0179˗4700 RNM-4031 SEV-2012-0262 |
Cita | Gutiérrez Cánovas, C., Sánchez Fernández, D., González Moreno, P., Mateos Naranjo, E., Castro Díez, P. y Vilà, M. (2020). Combined Effects of Land-use Intensification and Plant Invasion on Native Communities. Oecologia, 192 (3), 823-836. https://doi.org/10.1007/s00442-020-04603-1. |
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