| |
|
|
| Registros recuperados : 159 | |
| 54. |  | GOMES, M. L. F.; MAYHÉ-NUNES, A. J.; UZEDA, M. C. Comunidades de formigas (Hymenoptera, Formicidade) em fragmentos florestais circundados por diferentes culturas na Bacia Guapi-Macacu, Rio de Janeiro. SEMANA CIENTÍFICA JOHANNA DÖBEREINER, 11., 2011, Seropédica. Mudanças climáticas, desastres naturais e prevenção de riscos: resumos... Seropédica: Embrapa Agrobiologia, 2011. 18 p.| Biblioteca(s): Embrapa Agrobiologia. |
|    |
| 55. | | FERREIRA, L. de S.; SILVA, D. G. da; UZEDA, M. C. Caracterização fenológica de crotalaria incana oriunda de áreas de agricultores familiares do assentamento São José da Boa Morte em Cachoeiras De Macacu (RJ). In: ARAUJO, F. de CA. D.; DIAS, A. (org.). Ensino, pesquisa e extensão em agroecologia e agricultura orgânica: dez anos do Programa de Pós-Graduação em Agricultura Orgânica. Seropédica: PPGAO, 2022. Comissão Editorial: Adriana Maria de Aquino, Anelise Dias, Higino Marcos Lopes, Maria Fernanda de Albuquerque, Costa Fonseca, Renato Linhares de Assis. p.142-149| Biblioteca(s): Embrapa Agrobiologia. |
| |
| 58. | | UZEDA, M. C.; FIDALGO, E. C. C.; WILMER, J.; ALVES, R. Construção coletiva de paisagens multifuncionais Pesquisa Florestal Brasileira, Colombo, v. 39, (nesp), e201902043, 2019. Edição especial dos resumos do IUFRO World Congress, 25., 2019, Curitiba. p. 494 Título em Ingles: Collective construction of multifunctional landscapes| Biblioteca(s): Embrapa Agrobiologia. |
| |
| Registros recuperados : 159 | |
|
|
|
 | Acesso ao texto completo restrito à biblioteca da Embrapa Agrobiologia. Para informações adicionais entre em contato com cnpab.biblioteca@embrapa.br. |
Registro Completo
|
Biblioteca(s): |
Embrapa Agrobiologia. |
|
Data corrente: |
13/08/2019 |
|
Data da última atualização: |
19/11/2019 |
|
Tipo da produção científica: |
Artigo em Periódico Indexado |
|
Circulação/Nível: |
A - 1 |
|
Autoria: |
RIBEIRO, J. C. T.; NUNES-FREITAS, A. F.; FIDALGO, E. C. C.; UZEDA, M. C. |
|
Título: |
Forest fragmentation and impacts of intensive agriculture: responses from different tree functional groups. |
|
Ano de publicação: |
2019 |
|
Fonte/Imprenta: |
PLoS ONE, v. 14, n. 8, e0212725, 2019. |
|
DOI: |
10.1371/journal.pone.0212725 |
|
Idioma: |
Inglês |
|
Conteúdo: |
Agricultural landscapes are seen as areas of extreme importance for studying and developing strategies which integrate biodiversity conservation and ecosystem services with food production. The main strategies for intensifying agriculture are based on conventional agricultural practices of frequently using inputs for fertilization and correcting soil pH. Some studies show that these practices generate impacts on nearby forest fragments through soil contamination and increasing nutrient content. The objective of this study was to identify the impacts on the functional groups of sciophilous (late successional/shade-tolerant species) and heliophilous (pioneer/sun-loving) species of a tree community of 14 forest fragments near pasture areas and agricultural areas under conventional practices, raising the hypothesis that higher-fertility forest fragments adjacent to intensive agriculture modify the floristic composition of the tree community. Consequently, this study is based on the following questions: i) Do forest fragments within intensive farming environments present differences in floristic composition of species?; ii) Does the soil fertility influence the tree species composition?; iii) Which variables influence species abundance and richness in the forest fragments with different types of use around their environment? The floristic composition of fragments close to agricultural areas are more similar to each other than the composition of fragments close to pasture areas. Furthermore, the General Linear Model (GLM) results show a clear influence of the intensive farming environment on the richness and abundance of the two functional groups in the forest fragments, directly benefiting the abundance of heliophilous species, which are also benefited by the greater declivity and smaller fragment area, while the abundance of sciophytes is negatively correlated with these last two variables. The increase of calcium content is beneficial for the richness of heliophilous species, while the increase in phosphorus content influences a reduction in the richness of sciophyte species, which also strongly respond to the isolation between fragments. The results indicate a dominance trend of pioneer species in fragments with nutritionally enriched soils, providing evidence that the intense adoption of inputs in cultivated areas causes concrete impacts on the diversity of the tree community. MenosAgricultural landscapes are seen as areas of extreme importance for studying and developing strategies which integrate biodiversity conservation and ecosystem services with food production. The main strategies for intensifying agriculture are based on conventional agricultural practices of frequently using inputs for fertilization and correcting soil pH. Some studies show that these practices generate impacts on nearby forest fragments through soil contamination and increasing nutrient content. The objective of this study was to identify the impacts on the functional groups of sciophilous (late successional/shade-tolerant species) and heliophilous (pioneer/sun-loving) species of a tree community of 14 forest fragments near pasture areas and agricultural areas under conventional practices, raising the hypothesis that higher-fertility forest fragments adjacent to intensive agriculture modify the floristic composition of the tree community. Consequently, this study is based on the following questions: i) Do forest fragments within intensive farming environments present differences in floristic composition of species?; ii) Does the soil fertility influence the tree species composition?; iii) Which variables influence species abundance and richness in the forest fragments with different types of use around their environment? The floristic composition of fragments close to agricultural areas are more similar to each other than the composition of fragments close to pasture areas. F... Mostrar Tudo |
|
Thesagro: |
Agricultura; Fertilidade do Solo; Floresta. |
|
Thesaurus NAL: |
agriculture; forests; landscapes; soil fertility. |
|
Categoria do assunto: |
P Recursos Naturais, Ciências Ambientais e da Terra |
|
Marc: |
LEADER 03163naa a2200253 a 4500
001 2111321
005 2019-11-19
008 2019 bl --- 0-- u #d
024 7 $a10.1371/journal.pone.0212725$2DOI
100 1 $aRIBEIRO, J. C. T.
245 $aForest fragmentation and impacts of intensive agriculture$bresponses from different tree functional groups.$h[electronic resource]
260 $c2019
520 $aAgricultural landscapes are seen as areas of extreme importance for studying and developing strategies which integrate biodiversity conservation and ecosystem services with food production. The main strategies for intensifying agriculture are based on conventional agricultural practices of frequently using inputs for fertilization and correcting soil pH. Some studies show that these practices generate impacts on nearby forest fragments through soil contamination and increasing nutrient content. The objective of this study was to identify the impacts on the functional groups of sciophilous (late successional/shade-tolerant species) and heliophilous (pioneer/sun-loving) species of a tree community of 14 forest fragments near pasture areas and agricultural areas under conventional practices, raising the hypothesis that higher-fertility forest fragments adjacent to intensive agriculture modify the floristic composition of the tree community. Consequently, this study is based on the following questions: i) Do forest fragments within intensive farming environments present differences in floristic composition of species?; ii) Does the soil fertility influence the tree species composition?; iii) Which variables influence species abundance and richness in the forest fragments with different types of use around their environment? The floristic composition of fragments close to agricultural areas are more similar to each other than the composition of fragments close to pasture areas. Furthermore, the General Linear Model (GLM) results show a clear influence of the intensive farming environment on the richness and abundance of the two functional groups in the forest fragments, directly benefiting the abundance of heliophilous species, which are also benefited by the greater declivity and smaller fragment area, while the abundance of sciophytes is negatively correlated with these last two variables. The increase of calcium content is beneficial for the richness of heliophilous species, while the increase in phosphorus content influences a reduction in the richness of sciophyte species, which also strongly respond to the isolation between fragments. The results indicate a dominance trend of pioneer species in fragments with nutritionally enriched soils, providing evidence that the intense adoption of inputs in cultivated areas causes concrete impacts on the diversity of the tree community.
650 $aagriculture
650 $aforests
650 $alandscapes
650 $asoil fertility
650 $aAgricultura
650 $aFertilidade do Solo
650 $aFloresta
700 1 $aNUNES-FREITAS, A. F.
700 1 $aFIDALGO, E. C. C.
700 1 $aUZEDA, M. C.
773 $tPLoS ONE$gv. 14, n. 8, e0212725, 2019.
Download
Esconder MarcMostrar Marc Completo |
|
Registro original: |
Embrapa Agrobiologia (CNPAB) |
|
|
Biblioteca |
ID |
Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
Fechar
|
| Nenhum registro encontrado para a expressão de busca informada. |
|
|
