| |
|
|
 | Acesso ao texto completo restrito à biblioteca da Embrapa Amazônia Oriental. Para informações adicionais entre em contato com cpatu.biblioteca@embrapa.br. |
|
Registro Completo |
|
Biblioteca(s): |
Embrapa Amazônia Oriental. |
|
Data corrente: |
03/02/2014 |
|
Data da última atualização: |
19/10/2022 |
|
Tipo da produção científica: |
Artigo em Periódico Indexado |
|
Autoria: |
AGUIAR JUNIOR, A.; BARBOSA, R. I.; BARBOSA, J. B. F.; MOURÃO JUNIOR, M. |
|
Afiliação: |
Agnaldo Aguiar Junior, Roraima State Foundation for Environment and Water Resources; Reinaldo I. Barbosa, National Institute for Research in Amazonia (INPA), Department of Environmental Dynamics (CDAM); José B. F. Barbosa, UFRR; MOISES CORDEIRO MOURAO DE O JUNIOR, CPATU. |
|
Título: |
Invasion of Acacia mangium in Amazonian savannas following planting for forestry. |
|
Ano de publicação: |
2014 |
|
Fonte/Imprenta: |
Plant Ecology & Diversity, v. 7, n. 1/2, p. 359-369, 2014. |
|
DOI: |
10.1080/17550874.2013.771714 |
|
Idioma: |
Inglês |
|
Notas: |
Published online: 04 Mar 2013. |
|
Conteúdo: |
No studies have examined the invasion of exotic species used for forestry purposes in the savannas of the Brazilian Amazonia.; Aims : We investigated the invasion process of Acacia mangium in savanna areas adjacent to large-scale forestry plantations in north-eastern Roraima State, Brazilian Amazonia.; Methods : A tree inventory to record the presence of all A. mangium and native tree individuals was carried out in of 14 plots (each 50 m in width and 1500 m in length) established at five plantation sites. Biometric measurements were taken for all individuals to identify their structure and maturity. Distance categories were created for determining frequency of occurrence in 100 m sections along the plots for all individuals. Correlations and goodness-of-fit tests for discrete data ordered in categories were applied to verify the occurrence of A. mangium plants in relation to distance from the plantation.; Results : Individuals of A. mangium were dispersed up to 900 m from the plantation edge 8?9 years after the plantation was established. Although most recorded individuals were in the juvenile stage, reproductive adults were found in two establishment patterns: non-nucleated and nucleated under native tree species. Crown cover of the savanna's most abundant native tree species facilitated the regeneration of A. mangium.; Conclusions : Planting of A. mangium in Amazonian savannas provides a source of continuous dispersal, and invasion by the species is facilitated by environmental conditions. MenosNo studies have examined the invasion of exotic species used for forestry purposes in the savannas of the Brazilian Amazonia.; Aims : We investigated the invasion process of Acacia mangium in savanna areas adjacent to large-scale forestry plantations in north-eastern Roraima State, Brazilian Amazonia.; Methods : A tree inventory to record the presence of all A. mangium and native tree individuals was carried out in of 14 plots (each 50 m in width and 1500 m in length) established at five plantation sites. Biometric measurements were taken for all individuals to identify their structure and maturity. Distance categories were created for determining frequency of occurrence in 100 m sections along the plots for all individuals. Correlations and goodness-of-fit tests for discrete data ordered in categories were applied to verify the occurrence of A. mangium plants in relation to distance from the plantation.; Results : Individuals of A. mangium were dispersed up to 900 m from the plantation edge 8?9 years after the plantation was established. Although most recorded individuals were in the juvenile stage, reproductive adults were found in two establishment patterns: non-nucleated and nucleated under native tree species. Crown cover of the savanna's most abundant native tree species facilitated the regeneration of A. mangium.; Conclusions : Planting of A. mangium in Amazonian savannas provides a source of continuous dispersal, and invasion by the species is facilitated by environm... Mostrar Tudo |
|
Palavras-Chave: |
Espécies invasoras; Invasão biológica. |
|
Thesagro: |
Acácia. |
|
Thesaurus Nal: |
Amazonia. |
|
Categoria do assunto: |
F Plantas e Produtos de Origem Vegetal |
|
Marc: |
LEADER 02224naa a2200229 a 4500 001 1978328 005 2022-10-19 008 2014 bl uuuu u00u1 u #d 024 7 $a10.1080/17550874.2013.771714$2DOI 100 1 $aAGUIAR JUNIOR, A. 245 $aInvasion of Acacia mangium in Amazonian savannas following planting for forestry.$h[electronic resource] 260 $c2014 500 $aPublished online: 04 Mar 2013. 520 $aNo studies have examined the invasion of exotic species used for forestry purposes in the savannas of the Brazilian Amazonia.; Aims : We investigated the invasion process of Acacia mangium in savanna areas adjacent to large-scale forestry plantations in north-eastern Roraima State, Brazilian Amazonia.; Methods : A tree inventory to record the presence of all A. mangium and native tree individuals was carried out in of 14 plots (each 50 m in width and 1500 m in length) established at five plantation sites. Biometric measurements were taken for all individuals to identify their structure and maturity. Distance categories were created for determining frequency of occurrence in 100 m sections along the plots for all individuals. Correlations and goodness-of-fit tests for discrete data ordered in categories were applied to verify the occurrence of A. mangium plants in relation to distance from the plantation.; Results : Individuals of A. mangium were dispersed up to 900 m from the plantation edge 8?9 years after the plantation was established. Although most recorded individuals were in the juvenile stage, reproductive adults were found in two establishment patterns: non-nucleated and nucleated under native tree species. Crown cover of the savanna's most abundant native tree species facilitated the regeneration of A. mangium.; Conclusions : Planting of A. mangium in Amazonian savannas provides a source of continuous dispersal, and invasion by the species is facilitated by environmental conditions. 650 $aAmazonia 650 $aAcácia 653 $aEspécies invasoras 653 $aInvasão biológica 700 1 $aBARBOSA, R. I. 700 1 $aBARBOSA, J. B. F. 700 1 $aMOURÃO JUNIOR, M. 773 $tPlant Ecology & Diversity$gv. 7, n. 1/2, p. 359-369, 2014.
Download
Esconder MarcMostrar Marc Completo |
|
Registro original: |
Embrapa Amazônia Oriental (CPATU) |
|
|
Biblioteca |
ID |
Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
URL |
Voltar
|
|
|
| Registros recuperados : 57 | |
| 4. |  | LOPES, J.; CHAGAS, E.; CRESCENCIO, R.; MORAIS, I.; ALMEIDA, F. Espermatogênese de tambaqui (Colossoma macropomum) criado em cativeiro. In: CONGRESSO DA SOCIEDADE BRASILEIRA DE AQUICULTURA E BIOLOGIA AQUÁTICA, 5., 2012, Palmas. Unir, consolidar e avançar: anais. Palmas: AQUABIO, 2012. 1 CD-ROM.| Tipo: Resumo em Anais de Congresso |
| Biblioteca(s): Embrapa Amazônia Ocidental. |
|    |
| 10. |  | DAIRIKI, J. K.; CORREA, R. B.; INOUE, L. A. K. A.; MORAIS, I. da S. de. Feijão-caupi autoclavado na nutrição de juvenis de tambaqui. Pesquisa Agropecuária Brasileira, Brasília, DF, v. 48, n. 4, p. 450-453, abr. 2013.| Tipo: Nota Técnica/Nota Científica |
| Biblioteca(s): Embrapa Amazônia Ocidental; Embrapa Unidades Centrais. |
|    |
| 15. |  | O'SULLIVAN, F. L. A.; REIS, V. R.; MORAIS, I. da S. de. Populações monosexo em peixes nativos brasileiros: iniciando o futuro. Revista Brasileira de Reprodução Animal, v. 42, n. 3-4, p. 158-165, jul./dez. 2018. Trabalho apresentado nos anais do IX Congresso Norte e Nordeste de Reprodução Animal (CONERA 2018), Belém, PA, set. 2018.| Tipo: Artigo em Periódico Indexado | Circulação/Nível: B - 4 |
| Biblioteca(s): Embrapa Amazônia Ocidental. |
|    |
| 17. |  | SILVA, D. Y. M.; PEREIRA, W. de S.; MORAIS, I. J. de; NAKASU, E. Y. T.; INOUE-NAGATA, A. K. Caracterização de um novo begomovírus causando sintomas severos em tomateiros em Goiás. In: CONGRESSO BRASILEIRO DE FITOPATOLOGIA, 54., 2025, Lavras. Anais do evento. Brasília, DF: Sociedade Brasileira de Fitopatologia, 2025. p. 837. Resumo CBFITO 2025.| Tipo: Resumo em Anais de Congresso |
| Biblioteca(s): Embrapa Hortaliças. |
|    |
| 18. |  | SOUZA, J. da S. L.; GUALBERTO, G. F.; MORAIS, I. da S. de; ALMEIDA, F. L. de. Influência da temperatura no crescimento de juvenis de tambaqui (Colossoma macropomum). In: CONGRESSO BRASILEIRO DE AQUICULTURA DE ESPÉCIES NATIVAS, 4., 2013, Belém, PA. [Resumos]. [Belém, PA: s.n.], 2013.| Tipo: Resumo em Anais de Congresso |
| Biblioteca(s): Embrapa Amazônia Ocidental. |
|    |
| Registros recuperados : 57 | |
|
| Nenhum registro encontrado para a expressão de busca informada. |
|
|