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| Registros recuperados : 34 | |
| 3. |  | RIOS, P. R. P.; SILVA NETO, E. B.; SILVEIRA, E. B.; MARTINS, L. S. S.; GOMES, A. M. A. Caracterização de isolados de Colletotrichum lagenarium através de padrões eletroforéticos de isoenzimas. Horticultura Brasileira, Brasília, v. 21, n. 2, jul. 2003. Suplemento 2. Trabalho apresentado no 43º Congresso Brasileiro de Olericultura, 2003. Publicado também como resumo em: Horticultura Brasileira, Brasília, v. 21, n. 2, p. 340, jul. 2003. Suplemento 1.| Biblioteca(s): Embrapa Hortaliças. |
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| 4. | | RIOS, P. R. P.; SILVEIRA, E. B.; MARTINS, L. S. S.; SILVA NETO, E. B.; GOMES, A. M. A. Caracterização de isolados de Colletotrichum lagenarium de pepino com base em marcadores isoenzimáticos. Horticultura Brasileira, Brasília, DF, v. 22, n. 4, p. 729-733, out./dez, 2006.| Biblioteca(s): Embrapa Hortaliças. |
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| 7. | | SILVA NETO, E. B.; SILVEIRA, E. B.; MARIANO, R. L. R.; NOGUEIRA, N. L.; ROSSI, M. L.; SANTOS, L. A. Penetração e colonização de Acidovorax avenae subsp. citrulli em folhas, frutos e sementes de melão amarelo. Fitopatologia Brasileira, Brasília, DF, v. 31, n. 1, p. 84-88, jan./fev. 2006.| Biblioteca(s): Embrapa Hortaliças. |
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| 9. | | LIMA, S. S. de; PEREIRA, M. G.; SILVA NETO, E. C. da; FERNANDES D. A. C.; AQUINO, A. M. de. Biogenic and physicogenic aggregates under differente crops with black oat in Nova Friburgo, Brazil. Revista Caatinga, Mossoró, v. 33, n. 2, p. 299 ? 309, abr./jun., 2020| Biblioteca(s): Embrapa Agrobiologia. |
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| 11. | | PEREIRA, M. G.; FONTANA, A.; RIBEIRO, J. C.; SILVA NETO, E. C. da; PINHEIRO JUNIOR, C. R. Solos e sistemas de uso e manejo em ambientes de montanha, Mar de Morros e Tabuleiros Costeiros. In: MARTINS, A. G.; BATISTA, A. H.; WENDLING, B.; PEREIRA, M. G.; SANTOS, W. O. (ed.). Manejo do solo em sistemas integrados de produção. Ponta Grossa: Atena, 2022. cap. 3, p. 61-79.| Biblioteca(s): Embrapa Solos. |
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| 12. | | SILVA NETO, E. C. da; PEREIRA, M. G.; FRADE JUNIOR, E. F.; CARVALHO JUNIOR, J. A.; SANTOS, J. C.; SILVA, S. B. da; COSTA, F. de S. Alterações químicas na mudança no uso do solo com corte raso e fogo na amazônia ocidental brasileira. In: CONGRESSO BRASILEIRO DE CIÊNCIA DO SOLO, 33., 2011, Uberlândia. Solos nos biomas brasileiros: sustentabilidade e mudanças climáticas: anais. [Uberlândia]: SBCS: UFU, ICIAG, 2011. 3 p. 1 CD-ROM.| Biblioteca(s): Embrapa Acre. |
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| 13. | | PINHEIRO JUNIOR, C. R.; PEREIRA, M. G.; SILVA NETO, E. C. da; FONTANA, A.; SANTOS, O. A. Q. dos; SOUZA, R. S. de. Caracterização dos solos e limitações de uso em uma topossequência na Baixada Litorânea Fluminense, RJ. In: TULLIO, L. (org.). Características do solo e sua interação com as plantas. Ponta Grossa: Atena, 2019. v. 2, cap. 3, p. 25-37.| Biblioteca(s): Embrapa Solos. |
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| 14. | | ALMEIDA, G. M. de; LIMA, G. M. de; SILVA NETO, E. da; COSTA, A. L. da; CAMARGO, R. C. R. de. Nidificação de abelhas indígenas e espécies arbóreas na área de bosque da Embrapa Meio-Norte. In: SIMPÓSIO DE PRODUÇÃO CIENTÍFICA, 6.; SEMINÁRIO DE INICIAÇÃO CIENTÍFICA, 4.; SEMINÁRIO DE PÓS-GRADUAÇÃO, 3., 2005, Teresina, PI. Resumos... Teresina: UESPI, 2005. p. 219.| Biblioteca(s): Embrapa Meio-Norte. |
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| 15. | | SILVA NETO, E. C. da; CALEGARI, M. R.; PEREIRA, M. G.; MARANHÃO, D. D. C.; SCHIAVO, J. A.; FONTANA, A.; FERNANDES, J. C. F. Phytoliths as indicators of pedogenesis and paleoenvironmental changes in Spodosols of the state of Rio de Janeiro, Brazil. Science of the Total Environment, v. 636, p. 1070-1080, Sept. 2018.| Biblioteca(s): Embrapa Solos. |
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| 16. | | PEREIRA, M. G.; ANJOS, L. H. C. dos; PINHEIRO JUNIOR, C. R.; PINTO, L. A. da S. R.; SILVA NETO, E. C. da; FONTANA, A. Formação e caracterização de solos. In: TULLIO, L. (Org.). Formação, classificação e cartografia dos solos. Ponta Grossa: Atena Editora, 2019. cap. 1, p. 1-20.| Biblioteca(s): Embrapa Solos. |
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| 17. | | SILVA NETO, E. C. da; PEREIRA, M. G.; SCHIAVO, J. A.; FONTANA, A.; FERNANDES, J. C. F.; ANJOS, L. H. C. dos. Atributos edáficos de Latossolos com horizontes A húmico como ferramentas para reconstrução paleoambiental. In: CONGRESSO BRASILEIRO DE CIÊNCIA DO SOLO, 35., 2015, Natal. O solo e suas múltiplas funções: anais. Natal: Sociedade Brasileira de Ciência do Solo, 2015.| Biblioteca(s): Embrapa Solos / UEP-Recife. |
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| 18. | | SILVA NETO, E. C. da; PEREIRA, M. G.; SCHIAVO, J. A.; FONTANA, A.; FERNANDES, J. C. F.; ANJOS, L. H. C. dos. Atributos edáficos de Latossolos com horizontes A húmico como ferramentas para reconstrução paleoambiental. In: CONGRESSO BRASILEIRO DE CIÊNCIA DO SOLO, 35., 2015, Natal. O solo e suas múltiplas funções: anais. Natal: Sociedade Brasileira de Ciência do Solo, 2015.| Biblioteca(s): Embrapa Solos. |
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| Registros recuperados : 34 | |
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 | Acesso ao texto completo restrito à biblioteca da Embrapa Solos. Para informações adicionais entre em contato com cnps.biblioteca@embrapa.br. |
Registro Completo
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Biblioteca(s): |
Embrapa Solos. |
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Data corrente: |
07/07/2021 |
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Data da última atualização: |
13/10/2021 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Circulação/Nível: |
A - 2 |
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Autoria: |
PINHEIRO JUNIOR, C. R.; PEREIRA, M. G.; AZEVEDO, A. C. de; HUYSSTEEN, C. van; ANJOS, L. H. C. dos; FONTANA, A.; SILVA NETO, E. C. da; VIEIRA, J. N.; SANTOS, T. G. |
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Afiliação: |
CARLOS ROBERTO PINHEIRO JUNIOR, UFRRJ; MARCOS GERVASIO PEREIRA, UFRRJ; ANTÔNIO CARLOS DE AZEVEDO, USP/ESALQ; CORNIE VAN HUYSSTEEN, UNIVERSITY OF THE FREE STATE; LÚCIA HELENA CUNHA DOS ANJOS, UFRRJ; ADEMIR FONTANA, CNPS; EDUARDO CARVALHO DA SILVA NETO, UFRRJ; JONAS NUNES VIEIRA, UFRRJ; THAIRIS GOMES SANTOS, USP/ESALQ. |
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Título: |
Genesis and classification of carbonate soils in the State of Rio de Janeiro, Brazil. |
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Ano de publicação: |
2021 |
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Fonte/Imprenta: |
Journal of South American Earth Sciences, v. 108, 103183, Jun. 2021. |
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DOI: |
https://doi.org/10.1016/j.jsames.2021.103183 |
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Idioma: |
Inglês |
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Conteúdo: |
Carbonate rocks occur in Brazil under diverse climatic and environmental conditions, and therefore are of great importance for pedological studies. The northwest region of the State of Rio de Janeiro, Brazil, is composed of calc-silicate rocks and marbles that occur under tropical climate with a long period of water deficit, which provides conditions for peculiar pedogenesis. The objective of this study was to characterize the attributes of soils formed from carbonate materials and to understand the role of the main factors and processes in pedogenesis, as well as to provide information to the WRB (World Reference Base for Soil Resources) to improve carbonate soils classification. A toposequence was selected in the municipality of Italva, RJ, Brazil, with six profiles being described and sampled. All profiles presented median CaCO3 equivalent contents, high base saturation with the predominance of Ca+2 and Mg+2, and high activity clay. The absence of effervescence and low CaO/MgO ratio obtained by acid digestion suggest the dolomitic nature of the carbonates. Pedogenic carbonates were amorphous, since no XRD peaks were found. The high Mg+2 concentration provided by the parent material increases the dispersion of clays and favors clay illuviation, which is manifested in the micromorphology through a large amount of clay infillings and coatings. Four profiles on the highest part of the landscape were classified as Kastanozems (Mollisols), the footslope profile as Fluvisol (Inceptisol), and the toeslope profile as Vertisol. The mineralogy of the Vertisol's clay fraction was predominantly composed of kaolinite interstratified with 2:1 phyllosilicates, mainly illite. Acid digestion can complete the analysis of the CaCO3 equivalent content by quantifying CaO and MgO concentration in fine earth samples, presenting the potential to distinguish the Dolomitic/Calcaric qualifiers. The recognition of Dolomitic/Calcaric qualifiers for the Kastanozem reference soil groups is suggested, considering that the carbonate present in the calcic horizon may be diverse. MenosCarbonate rocks occur in Brazil under diverse climatic and environmental conditions, and therefore are of great importance for pedological studies. The northwest region of the State of Rio de Janeiro, Brazil, is composed of calc-silicate rocks and marbles that occur under tropical climate with a long period of water deficit, which provides conditions for peculiar pedogenesis. The objective of this study was to characterize the attributes of soils formed from carbonate materials and to understand the role of the main factors and processes in pedogenesis, as well as to provide information to the WRB (World Reference Base for Soil Resources) to improve carbonate soils classification. A toposequence was selected in the municipality of Italva, RJ, Brazil, with six profiles being described and sampled. All profiles presented median CaCO3 equivalent contents, high base saturation with the predominance of Ca+2 and Mg+2, and high activity clay. The absence of effervescence and low CaO/MgO ratio obtained by acid digestion suggest the dolomitic nature of the carbonates. Pedogenic carbonates were amorphous, since no XRD peaks were found. The high Mg+2 concentration provided by the parent material increases the dispersion of clays and favors clay illuviation, which is manifested in the micromorphology through a large amount of clay infillings and coatings. Four profiles on the highest part of the landscape were classified as Kastanozems (Mollisols), the footslope profile as Fluvisol (Inc... Mostrar Tudo |
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Palavras-Chave: |
Dolomitic; Pedogenesis; WRB. |
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Thesagro: |
Classificação do Solo; Gênese do Solo. |
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Thesaurus NAL: |
Carbonates; Kastanozems; Soil classification. |
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Categoria do assunto: |
P Recursos Naturais, Ciências Ambientais e da Terra |
|
Marc: |
LEADER 03055naa a2200325 a 4500
001 2132851
005 2021-10-13
008 2021 bl uuuu u00u1 u #d
024 7 $ahttps://doi.org/10.1016/j.jsames.2021.103183$2DOI
100 1 $aPINHEIRO JUNIOR, C. R.
245 $aGenesis and classification of carbonate soils in the State of Rio de Janeiro, Brazil.$h[electronic resource]
260 $c2021
520 $aCarbonate rocks occur in Brazil under diverse climatic and environmental conditions, and therefore are of great importance for pedological studies. The northwest region of the State of Rio de Janeiro, Brazil, is composed of calc-silicate rocks and marbles that occur under tropical climate with a long period of water deficit, which provides conditions for peculiar pedogenesis. The objective of this study was to characterize the attributes of soils formed from carbonate materials and to understand the role of the main factors and processes in pedogenesis, as well as to provide information to the WRB (World Reference Base for Soil Resources) to improve carbonate soils classification. A toposequence was selected in the municipality of Italva, RJ, Brazil, with six profiles being described and sampled. All profiles presented median CaCO3 equivalent contents, high base saturation with the predominance of Ca+2 and Mg+2, and high activity clay. The absence of effervescence and low CaO/MgO ratio obtained by acid digestion suggest the dolomitic nature of the carbonates. Pedogenic carbonates were amorphous, since no XRD peaks were found. The high Mg+2 concentration provided by the parent material increases the dispersion of clays and favors clay illuviation, which is manifested in the micromorphology through a large amount of clay infillings and coatings. Four profiles on the highest part of the landscape were classified as Kastanozems (Mollisols), the footslope profile as Fluvisol (Inceptisol), and the toeslope profile as Vertisol. The mineralogy of the Vertisol's clay fraction was predominantly composed of kaolinite interstratified with 2:1 phyllosilicates, mainly illite. Acid digestion can complete the analysis of the CaCO3 equivalent content by quantifying CaO and MgO concentration in fine earth samples, presenting the potential to distinguish the Dolomitic/Calcaric qualifiers. The recognition of Dolomitic/Calcaric qualifiers for the Kastanozem reference soil groups is suggested, considering that the carbonate present in the calcic horizon may be diverse.
650 $aCarbonates
650 $aKastanozems
650 $aSoil classification
650 $aClassificação do Solo
650 $aGênese do Solo
653 $aDolomitic
653 $aPedogenesis
653 $aWRB
700 1 $aPEREIRA, M. G.
700 1 $aAZEVEDO, A. C. de
700 1 $aHUYSSTEEN, C. van
700 1 $aANJOS, L. H. C. dos
700 1 $aFONTANA, A.
700 1 $aSILVA NETO, E. C. da
700 1 $aVIEIRA, J. N.
700 1 $aSANTOS, T. G.
773 $tJournal of South American Earth Sciences$gv. 108, 103183, Jun. 2021.
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