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| Registros recuperados : 65 | |
| 3. |  | BASTOS, T. X.; GOMES, M. R. O.; CORREA, M. M. Padrão climático e variabilidade das chuvas em Tomé-Açu e sua implicação para as culturas da pimenta-do-reino e do cupuaçuzeiro. In: SEMINÁRIO INTERNACIONAL SOBRE PIMENTA-DO-REINO E CUPUAÇU, 1., 1996, Belém, PA. Resumos. Belém, PA: EMBRAPA-CPATU: JICA, 1996. p. 73. (EMBRAPA-CPATU. Documentos, 88).| Biblioteca(s): Embrapa Amazônia Oriental. |
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| 4. | | CORRÊA, M. M.; CARVALHO, L. M. J.; NUTTI, M. R.; CARVALHO, J. L. V. de. Avaliação da capacidade de absorção de água de sete cultivares de feijão comum (Phaseolus vulgaris, L.) In: SIMPÓSIO LATINO AMERICANO DE CIÊNCIA DE ALIMENTOS, 7., 2007, Campinas. Ciência e tecnologia de alimentos em benefício a sociedade: ligando a agricultura à saúde. Campinas: SBCTA: Unicamp/FEA, 2007. 1 CD-ROM. Apresentado também em forma de pôster na 2ª Reunião Anual de Biofortificação no Brasil, Niterói, nov. 2007. Título do pôster: Capacidade de absorção de água e tempo de cozimento de sete cultivares de feijão comum (Phaseolus vulgaris L.).| Biblioteca(s): Embrapa Agroindústria de Alimentos. |
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| 6. | | CORRÊA, M. M.; ARAUJO FILHO, J. C. de; FONTES, M. P. F. Avaliação quantitativa de minerais cristalinos de solos pelo Método Rietveld. In: TEIXEIRA, P. C.; DONAGEMMA, G. K.; FONTANA, A.; TEIXEIRA, W. G. (Ed.). Manual de métodos de análise de solo. 3. ed. rev. e ampl. Brasília, DF: Embrapa, 2017. pt. 4, cap. 7, p. 505-525.| Biblioteca(s): Embrapa Solos. |
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| 7. | | CORREA, M. M.; KER, J. C.; BARRÓN, V.; FONTES, M. P. F.; TORRENT, J.; CURI, N. Caracterização de óxidos de ferro de solos do ambiente Tabuleiros Costeiros. Revista Brasileira de Ciência do Solo, Viçosa, MG, v. 32, n. 3, p. 1017-1031, maio/jun. 2008. 266 p. Separata de Revista Brasileira de Ciência do Solo, Viçosa, MG, v. 32, n. 3, maio/jun. 2008.| Biblioteca(s): Embrapa Solos / UEP-Recife. |
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| 9. | | CORRÊA, M. M.; KER, J. C.; ARAUJO FILHO, J. C. de; CAMÊLO, D. de L. Formas de ferro, silício e, ou, alumínio na gênese de fragipãs e horizontes coesos dos Tabuleiros Costeiros. Revista Brasileira de Ciência do Solo, Viçosa, MG, v. 39, n. 4, p. 940-949, 2015.| Biblioteca(s): Embrapa Solos. |
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| 10. | | SAMPAIO, S. C.; CORREA, M. M.; BOAS, M. A. V.; OLIVEIRA, L. F. C. Estudo da precipitacao efetiva para o Municipios de Lavras, MG. Revista Brasileira de Engenharia Agricola e Ambiental, Campina Grande, v.4, n.2, p. 210-213, 2000.| Biblioteca(s): Embrapa Algodão. |
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| 11. | | CORREA, M. M. R. R.; OLIVEIRA FILHO, E. C. de; RANGEL, L. P. Diferenças na composição do zooplâncton em ambientes aquáticos sob diferentes usos do solo. In: CONGRESSO DE INICIAÇÃO CIENTÍFICA DA UNB, 23.; CONGRESSO DE INICIAÇÃO CIENTÍFICA DO DF, 14., 2017, Brasília, DF. Anais... Brasília, DF: UnB, 2017. Portal de Conferências da UnB.| Biblioteca(s): Embrapa Cerrados. |
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| 12. | | MACEDO, R. S.; TEIXEIRA, W. G.; CORRÊA, M. M.; MARTINS, G. C.; VIDAL-TORRADO, P. Micromorphological evidences of pedogenetic changes due to anthropic action in Amazonian Dark Earth in the Central Amazon, Brazil. In: INTERNATIONAL CONFERENCE ON SOIL MICROMORPHOLOGY, 15., 2016, México, DF. Abstracts... México, DF: Universidad Nacional Autónoma de México, 2016.| Biblioteca(s): Embrapa Amazônia Ocidental. |
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| 13. | | MACEDO, R. S.; TEIXEIRA, W. G.; CORRÊA, M. M.; MARTINS, G. C.; VIDAL-TORRADO, P. Micromorphological evidences of pedogenetic changes due to anthropic action in Amazonian Dark Earth in the Central Amazon, Brazil. In: INTERNATIONAL CONFERENCE ON SOIL MICROMORPHOLOGY, 15., 2016, México, DF. Abstracts... México, DF: Universidad Nacional Autónoma de México, 2016.| Biblioteca(s): Embrapa Solos. |
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| 14. | | MARTINEZ, M. A.; COSTA, L. C.; RUIZ, H. A.; CORRÊA, M. M.; SAMPAIO, S. C. Modelo numérico do transporte de água e soluto no solo: I - simulação da distribuição de umidade. Revista Brasileira de Engenharia Agrícola e Ambiental, v.10, n.1,p.17-23,Jan./Mar., 2006.| Biblioteca(s): Embrapa Algodão. |
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| 15. | | CORRÊA, M. M.; KER, J. C.; BARRÓN, V.; TORRENT, J.; CURI, N.; TORRES, T. C. P. Caracterização física, química, mineralógica e micromorfológica de horizontes coesos e fragipãs de solos vermelhos e amarelos do ambiente Tabuleiros Costeiros. Revista Brasileira de Ciência do Solo, Viçosa, MG, v. 32, n. 1, p. 297-313, jan./mar. 2008. Separata de Revista Brasileira de Ciência do Solo, Viçosa, MG, v. 32, n. 1, jan./mar. 2008.| Biblioteca(s): Embrapa Solos / UEP-Recife. |
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| 17. | | CORRÊA, M. M.; CARVALHO, L. M. J.; NUTTI, M. R.; CARVALHO, J. L. V. de. Correlação dos teores de hard-shell com o tempo de cozimento de sete cultivares de feijão comum (Phaseolus vulgaris, L.). In: SIMPÓSIO LATINO AMERICANO DE CIÊNCIA DE ALIMENTOS, 7., 2007, Campinas. Ciência e tecnologia de alimentos em benefício a sociedade: ligando a agricultura à saúde. Campinas: SBCTA: Unicamp/FEA, 2007. 1 CD-ROM. Apresentado também em forma de pôster na 2ª Reunião Anual de Biofortificação no Brasil, Niterói, nov. 2007. Título do pôster: Correlação dos teores de hardshell com o tempo de cozimento de cultivares de feijão comum (Phaseolus vulgaris L.).| Biblioteca(s): Embrapa Agroindústria de Alimentos. |
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| 18. | | MACEDO, R. S.; TEIXEIRA, W. G.; CORRÊA, M. M.; MARTINS, G. C.; VIDAL-TORRADO, P. Pedogenetic processes in anthrosols with pretic horizon (Amazonian Dark Earth) in Central Amazon, Brazil. Plos One, v. 12, n. 5, e0178038, May 2017.| Biblioteca(s): Embrapa Amazônia Ocidental; Embrapa Solos. |
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| Registros recuperados : 65 | |
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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. |
|
Data corrente: |
15/06/2021 |
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Data da última atualização: |
03/11/2021 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Circulação/Nível: |
A - 1 |
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Autoria: |
SILVA, D. L. de A.; CAMÊLO, D. de L.; ARAUJO FILHO, J. C. de; SANTOS, J. C. B. dos; SOUZA JUNIOR, A. J. de; SOUZA JUNIOR, V.; CORRÊA, M. M. |
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Afiliação: |
DAVID LUKAS DE ARRUDA SILVA, UFRPE; DANILO DE LIMA CAMÊLO, UFES; JOSE COELHO DE ARAUJO FILHO, CNPS; JEAN CHEYSON BARROS DOS SANTOS, UFRPE; ARNALDO JOAQUIM DE SOUZA JUNIOR, UFRPE; VALDOMIRO SOUZA JUNIOR, UFRPE; MARCELO METRI CORRÊA, UFAPE. |
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Título: |
Genesis of clay skins in tropical eutric soils: a case study from NE-Brazil. |
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Ano de publicação: |
2021 |
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Fonte/Imprenta: |
Catena, v. 202, 105236, Jul. 2021. |
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DOI: |
https://doi.org/10.1016/j.catena.2021.105236 |
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Idioma: |
Inglês |
|
Conteúdo: |
Clay skins are morphological features that manifest in soils as a waxy shine, mainly on the surface of aggregates. Their genesis is related to the formation of pellicles or films of clay and micro features of stress on ped faces. Clay skins provide pedogenetic evidence and may indicate previous or current occurrence of flocculation and dispersion, as well as the nature of constituent minerals of the soil. Thus, we aimed to study the genesis of clay skins, testing the hypothesis that they are formed as a result of alternating micro-swelling and shrinking pro-cesses and that the argilluviation is currently inexpressive. For this, a toposequence of eutric soils from meta-morphic rocks (gneiss-migmatite) in a tropical forest environment was studied. Soil sampling based on a structural model of the pedological coverage, as well as physical and chemical analyses; monitoring of clay dispersion in water; coefficient of linear expansivity; x-ray diffractometry; selective dissolution of Fe oxides using sodium citrate-bicarbonate-dithionite and acid ammonium oxalate; optical and electron microscopy analyses; and modelling of x-ray diffractometry patterns using ClaySIM software were carried out. The results indicated that clay dispersion in the studied eutric soils seems to be of little significance during the rainy period since the greater dissociation of bivalent cations such as Ca2+and Mg2+favors the forces of attraction forming cationic bridges, resulting in the union between negatively charged particles. Furthermore, the illite-vermiculite phase may have little influence on the macro-morphological properties of the soils; although on a microscopic scale, it may favor the formation of granostriated b-fabrics. Clay skin formation in soils of a hot, humid tropical climate is essentially controlled by the argilluviation process and by wetting and drying cycles, the expression of this feature being proportional to the quantity of intra-aggregate voids (smaller size voids). Nevertheless, the orientation and metallization process (hematization) of the coatings and infillings seem to determine the expressiveness of the clay skins, and the type of b-fabrics and their development variations are not related, or are insignificant, in regard to the occurrence and degree of development of clay skins. MenosClay skins are morphological features that manifest in soils as a waxy shine, mainly on the surface of aggregates. Their genesis is related to the formation of pellicles or films of clay and micro features of stress on ped faces. Clay skins provide pedogenetic evidence and may indicate previous or current occurrence of flocculation and dispersion, as well as the nature of constituent minerals of the soil. Thus, we aimed to study the genesis of clay skins, testing the hypothesis that they are formed as a result of alternating micro-swelling and shrinking pro-cesses and that the argilluviation is currently inexpressive. For this, a toposequence of eutric soils from meta-morphic rocks (gneiss-migmatite) in a tropical forest environment was studied. Soil sampling based on a structural model of the pedological coverage, as well as physical and chemical analyses; monitoring of clay dispersion in water; coefficient of linear expansivity; x-ray diffractometry; selective dissolution of Fe oxides using sodium citrate-bicarbonate-dithionite and acid ammonium oxalate; optical and electron microscopy analyses; and modelling of x-ray diffractometry patterns using ClaySIM software were carried out. The results indicated that clay dispersion in the studied eutric soils seems to be of little significance during the rainy period since the greater dissociation of bivalent cations such as Ca2+and Mg2+favors the forces of attraction forming cationic bridges, resulting in the union between negati... Mostrar Tudo |
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Palavras-Chave: |
Argilluviation; Cutans; Metallization. |
|
Thesagro: |
Argissolos. |
|
Thesaurus NAL: |
Alfisols. |
|
Categoria do assunto: |
P Recursos Naturais, Ciências Ambientais e da Terra |
|
Marc: |
LEADER 03097naa a2200265 a 4500
001 2132320
005 2021-11-03
008 2021 bl uuuu u00u1 u #d
024 7 $ahttps://doi.org/10.1016/j.catena.2021.105236$2DOI
100 1 $aSILVA, D. L. de A.
245 $aGenesis of clay skins in tropical eutric soils$ba case study from NE-Brazil.$h[electronic resource]
260 $c2021
520 $aClay skins are morphological features that manifest in soils as a waxy shine, mainly on the surface of aggregates. Their genesis is related to the formation of pellicles or films of clay and micro features of stress on ped faces. Clay skins provide pedogenetic evidence and may indicate previous or current occurrence of flocculation and dispersion, as well as the nature of constituent minerals of the soil. Thus, we aimed to study the genesis of clay skins, testing the hypothesis that they are formed as a result of alternating micro-swelling and shrinking pro-cesses and that the argilluviation is currently inexpressive. For this, a toposequence of eutric soils from meta-morphic rocks (gneiss-migmatite) in a tropical forest environment was studied. Soil sampling based on a structural model of the pedological coverage, as well as physical and chemical analyses; monitoring of clay dispersion in water; coefficient of linear expansivity; x-ray diffractometry; selective dissolution of Fe oxides using sodium citrate-bicarbonate-dithionite and acid ammonium oxalate; optical and electron microscopy analyses; and modelling of x-ray diffractometry patterns using ClaySIM software were carried out. The results indicated that clay dispersion in the studied eutric soils seems to be of little significance during the rainy period since the greater dissociation of bivalent cations such as Ca2+and Mg2+favors the forces of attraction forming cationic bridges, resulting in the union between negatively charged particles. Furthermore, the illite-vermiculite phase may have little influence on the macro-morphological properties of the soils; although on a microscopic scale, it may favor the formation of granostriated b-fabrics. Clay skin formation in soils of a hot, humid tropical climate is essentially controlled by the argilluviation process and by wetting and drying cycles, the expression of this feature being proportional to the quantity of intra-aggregate voids (smaller size voids). Nevertheless, the orientation and metallization process (hematization) of the coatings and infillings seem to determine the expressiveness of the clay skins, and the type of b-fabrics and their development variations are not related, or are insignificant, in regard to the occurrence and degree of development of clay skins.
650 $aAlfisols
650 $aArgissolos
653 $aArgilluviation
653 $aCutans
653 $aMetallization
700 1 $aCAMÊLO, D. de L.
700 1 $aARAUJO FILHO, J. C. de
700 1 $aSANTOS, J. C. B. dos
700 1 $aSOUZA JUNIOR, A. J. de
700 1 $aSOUZA JUNIOR, V.
700 1 $aCORRÊA, M. M.
773 $tCatena$gv. 202, 105236, Jul. 2021.
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