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Registro Completo |
Biblioteca(s): |
Embrapa Cerrados. |
Data corrente: |
24/04/2015 |
Data da última atualização: |
24/04/2015 |
Tipo da produção científica: |
Artigo em Anais de Congresso |
Autoria: |
FONTES, M. P. F.; XAVIER, B. T. L.; KER, J. C.; LIMA, H. N.; SOUZA, K. W. |
Título: |
Mineralogy of some soils from the Amazonia Sedimentary Basin. |
Ano de publicação: |
2014 |
Fonte/Imprenta: |
In: CONGRESO LATINOAMERICANO DE LA CIENCIA DEL SUELO, 20.; CONGRESO PERUANO DE LA CIENCIA DEL SUELO, 16., 2014, Cusco. Educar para preservar el suelo y conservar la vida en la tierra. Cusco: Centro de Convenciones de la Municipalidad del Cusco, 2014. 1 Pendrive. |
Idioma: |
Inglês |
Conteúdo: |
ABSTRACT: The Amazonia Forest is an important biome that possesses great diversity of fauna and flora, which can play a significant role in several science areas, specially, the gene reserve for the future of humankind. Nevertheless, it is a very poorly understood environment, particularly the basis of this ecosystem, its soils. This study was conducted to gain insight in the mineralogy of important soils classes of the Amazonia sedimentary basin. The soils in the upland position in the landscape are developed from tertiary sediments belonging to the Alter do Chão series and those in the floodplain position are derived from quaternary, more specifically, Holocene´s sediments. Sand, silt and clay fractions were separated and X-ray diffraction analysis was conducted. Very simple mineralogy composed basically of quartz in the coarser fractions and kaolinite, goethite and anatase for the finer fraction was found for the Oxisol, the Ultisol and the Entisol from an upland toposequence but differences in kaolinite crystallography could be noticed among them. Gibbsite was virtually absent, in spite of the advanced degree of development of most of these soils. More distinctive mineralogy was revealed for the soils developed in the more recent sediments with quartz and feldspars in the sand and silt fractions and a suite of 2:1 minerals also appearing in their clay fraction, besides kaolinite and goethite. In one upland soil petroplinthite is the main feature and its mineralogy reflected its environment of formation which is usually associated with level to gently sloping areas with fluctuating water table. MenosABSTRACT: The Amazonia Forest is an important biome that possesses great diversity of fauna and flora, which can play a significant role in several science areas, specially, the gene reserve for the future of humankind. Nevertheless, it is a very poorly understood environment, particularly the basis of this ecosystem, its soils. This study was conducted to gain insight in the mineralogy of important soils classes of the Amazonia sedimentary basin. The soils in the upland position in the landscape are developed from tertiary sediments belonging to the Alter do Chão series and those in the floodplain position are derived from quaternary, more specifically, Holocene´s sediments. Sand, silt and clay fractions were separated and X-ray diffraction analysis was conducted. Very simple mineralogy composed basically of quartz in the coarser fractions and kaolinite, goethite and anatase for the finer fraction was found for the Oxisol, the Ultisol and the Entisol from an upland toposequence but differences in kaolinite crystallography could be noticed among them. Gibbsite was virtually absent, in spite of the advanced degree of development of most of these soils. More distinctive mineralogy was revealed for the soils developed in the more recent sediments with quartz and feldspars in the sand and silt fractions and a suite of 2:1 minerals also appearing in their clay fraction, besides kaolinite and goethite. In one upland soil petroplinthite is the main feature and its mineralogy reflec... Mostrar Tudo |
Palavras-Chave: |
Terra firme. |
Thesagro: |
Bacia sedimentar; Solo; Solo aluvial; Solo argiloso. |
Thesaurus Nal: |
Alluvial soils; Amazonia; Brazil; Clay minerals; Sedimentary soils; Soil; Upland soils. |
Categoria do assunto: |
P Recursos Naturais, Ciências Ambientais e da Terra |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/122811/1/Congresso-Latinoamericano-Peruano-Ciencia-do-Solo-4.pdf
|
Marc: |
LEADER 02612nam a2200301 a 4500 001 2014215 005 2015-04-24 008 2014 bl uuuu u00u1 u #d 100 1 $aFONTES, M. P. F. 245 $aMineralogy of some soils from the Amazonia Sedimentary Basin. 260 $aIn: CONGRESO LATINOAMERICANO DE LA CIENCIA DEL SUELO, 20.; CONGRESO PERUANO DE LA CIENCIA DEL SUELO, 16., 2014, Cusco. Educar para preservar el suelo y conservar la vida en la tierra. Cusco: Centro de Convenciones de la Municipalidad del Cusco, 2014. 1 Pendrive.$c2014 520 $aABSTRACT: The Amazonia Forest is an important biome that possesses great diversity of fauna and flora, which can play a significant role in several science areas, specially, the gene reserve for the future of humankind. Nevertheless, it is a very poorly understood environment, particularly the basis of this ecosystem, its soils. This study was conducted to gain insight in the mineralogy of important soils classes of the Amazonia sedimentary basin. The soils in the upland position in the landscape are developed from tertiary sediments belonging to the Alter do Chão series and those in the floodplain position are derived from quaternary, more specifically, Holocene´s sediments. Sand, silt and clay fractions were separated and X-ray diffraction analysis was conducted. Very simple mineralogy composed basically of quartz in the coarser fractions and kaolinite, goethite and anatase for the finer fraction was found for the Oxisol, the Ultisol and the Entisol from an upland toposequence but differences in kaolinite crystallography could be noticed among them. Gibbsite was virtually absent, in spite of the advanced degree of development of most of these soils. More distinctive mineralogy was revealed for the soils developed in the more recent sediments with quartz and feldspars in the sand and silt fractions and a suite of 2:1 minerals also appearing in their clay fraction, besides kaolinite and goethite. In one upland soil petroplinthite is the main feature and its mineralogy reflected its environment of formation which is usually associated with level to gently sloping areas with fluctuating water table. 650 $aAlluvial soils 650 $aAmazonia 650 $aBrazil 650 $aClay minerals 650 $aSedimentary soils 650 $aSoil 650 $aUpland soils 650 $aBacia sedimentar 650 $aSolo 650 $aSolo aluvial 650 $aSolo argiloso 653 $aTerra firme 700 1 $aXAVIER, B. T. L. 700 1 $aKER, J. C. 700 1 $aLIMA, H. N. 700 1 $aSOUZA, K. W.
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2. | | GIRARDINI, L. K.; PAIM, D. S.; LOPES, G. V.; PELLEGRINI, D. C. P.; BRITO, M. A. V. P.; CARDOSO, M. Antimicrobial resistance profiles of Staphylococcus aureus clusters on small dairy farms in southern Brazil. Pesquisa Veterinária Brasileira, Rio de Janeiro, v. 36, n. 10, p. 951-956, out. 2016.Biblioteca(s): Embrapa Unidades Centrais. |
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3. | | PELLEGRINI, D. C. P.; PAIM, D. S.; LIMA, G. J. M. M. de; KICH, J. D.; COLDEBELLA, A.; CARDOSO, M. Frequência de isolamento de salmonella sp e de enterobactérias em diferentes áreas de fábricas de ração para suínos In: CONGRESSO BRASILEIRO DE VETERINÁRIOS ESPECIALISTAS EM SUÍNOS, 14., 2009, Uberlândia. Anais... Uberlândia: Abraves, 2009. p. 359-360. 1 CD-ROM. Subprojeto: 02.06.60.400-06Tipo: Artigo em Anais de Congresso / Nota Técnica |
Biblioteca(s): Embrapa Suínos e Aves. |
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4. | | WERLANG, G. O.; PAIM, D. S; VIEIRA, T. R.; PISSETTI, C.; KICH, J. D.; CARDOSO, M. R. de I. Detection of salmonella heidelberg resistant to colistin in the intestinal content of pigs at slaughter. In: INTERNATIONAL SYMPOSIUM ON THE EPIDEMIOLOGY AND CONTROL OF BIOLOGICAL, CHEMICAL AND PHYSICAL HAZARDS IN PIG AND PORK, 12., 2017, Foz do Iguaçu. Proceedings Book. Concórdia: Embrapa Suínos e Aves, 2017. p. 175-179. SafePork 2017.Tipo: Artigo em Anais de Congresso |
Biblioteca(s): Embrapa Suínos e Aves. |
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5. | | GIRARDINI, L. K.; PAIM, D. S.; AUSANI, THAIS C.; LOPES, G. V.; PELLEGRINI, D. C. P.; BRITO, M. A. V. P. e; CARDOSO, M. Antimicrobial resistance profiles of Staphylococcus aureus clusters on small dairy farms in southern Brazil. Pesquisa Veterinária Brasileira, v. 36, n. 10, p. 951-956, 2016.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 2 |
Biblioteca(s): Embrapa Gado de Leite. |
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6. | | PAIM, D. S.; PELLEGRINI, D. da C. P.; CARDOSO, M. R. de I; LIMA, G. J. M. M. de; KICH, J. D.; COLDEBELLA, A. Frequência de isolamento de Salmonella sp. e de enterobactérias em fábricas de ração para suínos. In: CONGRESSO SUL BRASILEIRO DE AVICULTURA, SUINOCULTURA E LATICINIOS, 2., Bento Gonçalves, 2010. Feira de equipamentos, serviços e tecnologias: resumos... Bento Gonçalves: AVISULAT, 2010. Disponível em:. Acesso em: 16 dez 2010. Projeto/Plano de Ação: 16.00.30.004-00.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Suínos e Aves. |
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7. | | SANTIAGO-NETO, W.; MACHADO, G.; PAIM, D. S.; CAMPOS, T. de; BRITO, M. A. V. P. e; CARDOSO, M. R. I.; CORBELLINI, L. G. Relação da idade na presença de bactérias resistentes a antimicrobianos em rebanhos leiteiros no Rio Grande do Sul. Pesquisa Veterinária Brasileira, v. 34, n. 7, p. 613-620, 2014.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 2 |
Biblioteca(s): Embrapa Gado de Leite. |
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8. | | PAIM, D. S.; PISSETTI, C.; VIEIRA, T. R.; WERLANG, G. O.; COSTA, E. de F.; KICH, J. D.; CARDOSO, M. R. de I. Enumeration, antimicrobial resistance and typing of salmonella enterica: profile of strains carried in the intestinal contents of pigs at slaughter in southern Brazil. Acta Scientiae Veterinariae, v. 47, ed. 1636, 2019.Tipo: Artigo em Periódico Indexado | Circulação/Nível: B - 1 |
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