Impacts of fragmentation on floristic composition of swamp forests in south-central Chile.

Impacts of fragmentation on floristic composition of swamp forests in south-central Chile. The swamp forests of south-central Chile have been greatly altered by the fragmentation of the landscape, which is mainly derived from anthropogenic activities. Despite their high ecological and conservation v...

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Autores principales: Urrutia-Estrada, Jonathan, Fuentes-Ramírez, Andrés, Correa-Araneda, Francisco, Hauenstein, Enrique
Formato: Artículo revista
Lenguaje:Español
Publicado: Sociedad Argentina de Botánica 2018
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Acceso en línea:https://revistas.unc.edu.ar/index.php/BSAB/article/view/20584
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record_format ojs
institution Universidad Nacional de Córdoba
institution_str I-10
repository_str R-325
container_title_str Boletín de la Sociedad Argentina de Botánica
language Español
format Artículo revista
topic Edge zone
core zone
richness
native species
non-native species
anthropogenic matrix
fragment size.
Zona borde
zona núcleo
riqueza
especies nativas
especies no-nativas
matriz antropogénica
tamaño de los fragmentos.
spellingShingle Edge zone
core zone
richness
native species
non-native species
anthropogenic matrix
fragment size.
Zona borde
zona núcleo
riqueza
especies nativas
especies no-nativas
matriz antropogénica
tamaño de los fragmentos.
Urrutia-Estrada, Jonathan
Fuentes-Ramírez, Andrés
Correa-Araneda, Francisco
Hauenstein, Enrique
Impacts of fragmentation on floristic composition of swamp forests in south-central Chile.
topic_facet Edge zone
core zone
richness
native species
non-native species
anthropogenic matrix
fragment size.
Zona borde
zona núcleo
riqueza
especies nativas
especies no-nativas
matriz antropogénica
tamaño de los fragmentos.
author Urrutia-Estrada, Jonathan
Fuentes-Ramírez, Andrés
Correa-Araneda, Francisco
Hauenstein, Enrique
author_facet Urrutia-Estrada, Jonathan
Fuentes-Ramírez, Andrés
Correa-Araneda, Francisco
Hauenstein, Enrique
author_sort Urrutia-Estrada, Jonathan
title Impacts of fragmentation on floristic composition of swamp forests in south-central Chile.
title_short Impacts of fragmentation on floristic composition of swamp forests in south-central Chile.
title_full Impacts of fragmentation on floristic composition of swamp forests in south-central Chile.
title_fullStr Impacts of fragmentation on floristic composition of swamp forests in south-central Chile.
title_full_unstemmed Impacts of fragmentation on floristic composition of swamp forests in south-central Chile.
title_sort impacts of fragmentation on floristic composition of swamp forests in south-central chile.
description Impacts of fragmentation on floristic composition of swamp forests in south-central Chile. The swamp forests of south-central Chile have been greatly altered by the fragmentation of the landscape, which is mainly derived from anthropogenic activities. Despite their high ecological and conservation value for the biodiversity, these ecosystems have been scarcely studied. The main goal of this study was to evaluate the richness of vascular plants in different fragments of swamp forests in the Araucanía region (38° S, Chile). A total of 11 fragments were studied, in which edge and core zones were defined. Floristic transects were established, and we recorded and identified all species of vascular plants. Differences in the floristic composition between the edge and the core zones were determined, and we performed a GLM to model the response of species richness according to the area of the fragments and the geographical origin of the plants. A total of 123 species of plants were found across all fragments, of which 76 were native and 47 were non-native species. The floristic composition differs significantly between edge and core zones, and the GLM revealed that species richness is influenced by the area of the fragments and the geographical origin of the plants. Our study concludes that the size of the fragments, as well as by the characteristics of the surrounding matrix are fundamental variables that influence the floristic composition of swamp forests in south-central Chile.
publisher Sociedad Argentina de Botánica
publishDate 2018
url https://revistas.unc.edu.ar/index.php/BSAB/article/view/20584
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spelling I10-R325-article-205842019-12-14T13:46:27Z Impacts of fragmentation on floristic composition of swamp forests in south-central Chile. Impactos de la fragmentación sobre la composición florística en bosques pantanosos del centro-sur de Chile. Urrutia-Estrada, Jonathan Fuentes-Ramírez, Andrés Correa-Araneda, Francisco Hauenstein, Enrique Edge zone core zone richness native species non-native species anthropogenic matrix fragment size. Zona borde zona núcleo riqueza especies nativas especies no-nativas matriz antropogénica tamaño de los fragmentos. Impacts of fragmentation on floristic composition of swamp forests in south-central Chile. The swamp forests of south-central Chile have been greatly altered by the fragmentation of the landscape, which is mainly derived from anthropogenic activities. Despite their high ecological and conservation value for the biodiversity, these ecosystems have been scarcely studied. The main goal of this study was to evaluate the richness of vascular plants in different fragments of swamp forests in the Araucanía region (38° S, Chile). A total of 11 fragments were studied, in which edge and core zones were defined. Floristic transects were established, and we recorded and identified all species of vascular plants. Differences in the floristic composition between the edge and the core zones were determined, and we performed a GLM to model the response of species richness according to the area of the fragments and the geographical origin of the plants. A total of 123 species of plants were found across all fragments, of which 76 were native and 47 were non-native species. The floristic composition differs significantly between edge and core zones, and the GLM revealed that species richness is influenced by the area of the fragments and the geographical origin of the plants. Our study concludes that the size of the fragments, as well as by the characteristics of the surrounding matrix are fundamental variables that influence the floristic composition of swamp forests in south-central Chile. Los bosques pantanosos del centro-sur de Chile han sido fuertemente alterados por la fragmentación del paisaje, derivada principalmente de actividades antrópicas. A pesar de su alto valor ecológico y de conservación para la biodiversidad, estos ecosistemas han sido poco estudiados. El objetivo de este estudio fue evaluar la riqueza de plantas vasculares en distintos fragmentos de bosque pantanoso de la región de La Araucanía (38° S, Chile). Se estudiaron 11 fragmentos en total, en los cuales se definieron zonas de borde y núcleo. Se levantaron transectos florísticos y se identificaron todas las especies de plantas vasculares. Se determinaron diferencias en la composición florística entre el borde y núcleo, y se realizó un GLM para modelar la respuesta de la riqueza de especies en función de la superficie de los fragmentos y el origen geográfico de las plantas. Los resultados mostraron un total de 123 especies de plantas, de las cuales 76 son nativas y 47 son no-nativas. La composición florística difiere significativamente entre zonas de borde y núcleo, y la riqueza de especies está influenciada por la superficie de los fragmentos y el origen geográfico de las plantas. Nuestro estudio concluye que el tamaño de los fragmentos y las características de la matriz circundante son variables fundamentales que influencian la composición florística de los bosques pantanosos en el centro-sur de Chile. Sociedad Argentina de Botánica 2018-07-06 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Artículo original application/pdf https://revistas.unc.edu.ar/index.php/BSAB/article/view/20584 10.31055/1851.2372.v53.n2.20584 Boletín de la Sociedad Argentina de Botánica (Journal of the Argentine Botanical Society; Vol. 53 No. 2 (2018): June; 267-278 Boletín de la Sociedad Argentina de Botánica; Vol. 53 Núm. 2 (2018): Junio; 267-278 Boletín de la Sociedad Argentina de Botánica; v. 53 n. 2 (2018): Junio; 267-278 1851-2372 0373-580X 10.31055/1851.2372.v53.n2 spa https://revistas.unc.edu.ar/index.php/BSAB/article/view/20584/20260 Derechos de autor 2018 Boletín de la Sociedad Argentina de Botánica