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Registro Completo |
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Biblioteca(s): |
Embrapa Recursos Genéticos e Biotecnologia. |
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Data corrente: |
18/01/1996 |
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Data da última atualização: |
20/07/2016 |
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Autoria: |
MOUSSA, F.; MIRANDA, I. P. de A.; KAHN, F. |
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Título: |
Palmeiras no herbario do INPA: depositadas ate maio de 1994. |
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Ano de publicação: |
1994 |
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Fonte/Imprenta: |
Manaus: INPA/CENARGEN/ORSTOM, 1994. |
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Páginas: |
92p. |
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Descrição Física: |
il. |
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Idioma: |
Português |
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Palavras-Chave: |
Brasil; Herbarium; Manaus; Palm; Palmeira. |
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Thesagro: |
Herbário. |
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Thesaurus Nal: |
Brazil. |
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Categoria do assunto: |
-- |
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Marc: |
LEADER 00532nam a2200217 a 4500
001 1165411
005 2016-07-20
008 1994 bl uuuu 00u1 u #d
100 1 $aMOUSSA, F.
245 $aPalmeiras no herbario do INPA$bdepositadas ate maio de 1994.
260 $aManaus: INPA/CENARGEN/ORSTOM$c1994
300 $a92p.$cil.
650 $aBrazil
650 $aHerbário
653 $aBrasil
653 $aHerbarium
653 $aManaus
653 $aPalm
653 $aPalmeira
700 1 $aMIRANDA, I. P. de A.
700 1 $aKAHN, F.
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Registro original: |
Embrapa Recursos Genéticos e Biotecnologia (CENARGEN) |
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Registro Completo
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Biblioteca(s): |
Embrapa Solos. |
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Data corrente: |
08/07/2019 |
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Data da última atualização: |
11/11/2021 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Circulação/Nível: |
B - 1 |
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Autoria: |
SILVA, G. A. da; CAMÊLO, D. de L.; CORRÊA, M. M.; SOUZA JÚNIOR, V. S. de; RIBEIRO FILHO, M. R.; ARAUJO FILHO, J. C. de. |
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Afiliação: |
GIVANILDO ALVES DA SILVA, UFRPE; DANILO DE LIMA CAMÊLO, UFES; MARCELO METRI CORRÊA, UFRPE; VALDOMIRO SEVERINO DE SOUZA JÚNIOR, UFRPE; MATEUS ROSAS RIBEIRO FILHO, UFRPE; JOSE COELHO DE ARAUJO FILHO, CNPS. |
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Título: |
Pedogenesis on coastal tablelands area with low range altimetry in Paraíba state. |
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Ano de publicação: |
2019 |
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Fonte/Imprenta: |
Revista Caatinga, v. 32, n. 2, p. 458-471, abr./jun. 2019. |
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DOI: |
https://doi.org/10.1590/1983-21252019v32n219rc |
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Idioma: |
Inglês |
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Conteúdo: |
Small variations of relief may change drainage and runoff and hence promote the formation of sandy surface horizons and hardened subsurface horizons (fragipans and/or duripans) in Coastal Tablelands soils. This study aimed to investigate the pedogenesis on Coastal Tablelands area with low range altimetry in Paraíba state; secondly, we also sought to contribute to the improvement of the Brazilian Soil Classification System (BSCS). Four soil profiles ware described and collected to be submitted to routine physical and chemical analysis, determination of Fe, Al and Si extracted by sulfuric acid digestion, sodium citrate-bicarbonate-dithionite and acid ammonium oxalate, sodium pyrophosphate, and mineralogical analysis in the sand and clay fractions by X-ray diffractometry. Optical density of the oxalate extract (ODOE) was also determined; the results were statistically evaluated using the R software. Microrelief variations conditioning differentiated water flows, along with the sandy texture of the surface horizons (A and E) and the lower coarse sand/fine sand ratio in the subsurface horizon, seem to promote clay accumulation in depth in the Spodosols developed on Coastal Tablelands environments. For this soils, the argilluvic (argissólico) character at the subgroup level of the BSCS should be incorporated. In addition, Al amorphous mineral phases and/or poorly crystalline play an important role in the formation of strongly cemented horizons (duripans) of the Spodosols, as also reported by other authors. Finally, the ODOE showed to be an efficient indicator of soils under podzolization process, being possible its use as a taxonomic criterion for classification of Spodosols by the BSCS. MenosSmall variations of relief may change drainage and runoff and hence promote the formation of sandy surface horizons and hardened subsurface horizons (fragipans and/or duripans) in Coastal Tablelands soils. This study aimed to investigate the pedogenesis on Coastal Tablelands area with low range altimetry in Paraíba state; secondly, we also sought to contribute to the improvement of the Brazilian Soil Classification System (BSCS). Four soil profiles ware described and collected to be submitted to routine physical and chemical analysis, determination of Fe, Al and Si extracted by sulfuric acid digestion, sodium citrate-bicarbonate-dithionite and acid ammonium oxalate, sodium pyrophosphate, and mineralogical analysis in the sand and clay fractions by X-ray diffractometry. Optical density of the oxalate extract (ODOE) was also determined; the results were statistically evaluated using the R software. Microrelief variations conditioning differentiated water flows, along with the sandy texture of the surface horizons (A and E) and the lower coarse sand/fine sand ratio in the subsurface horizon, seem to promote clay accumulation in depth in the Spodosols developed on Coastal Tablelands environments. For this soils, the argilluvic (argissólico) character at the subgroup level of the BSCS should be incorporated. In addition, Al amorphous mineral phases and/or poorly crystalline play an important role in the formation of strongly cemented horizons (duripans) of the Spodosols, as also ... Mostrar Tudo |
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Thesagro: |
Horizonte; Podzólico. |
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Thesaurus NAL: |
Formica podzolica; Kaolinite; Soil horizons. |
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Categoria do assunto: |
P Recursos Naturais, Ciências Ambientais e da Terra |
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URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/199268/1/2019-025.pdf
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Marc: |
LEADER 02493naa a2200253 a 4500
001 2110454
005 2021-11-11
008 2019 bl uuuu u00u1 u #d
024 7 $ahttps://doi.org/10.1590/1983-21252019v32n219rc$2DOI
100 1 $aSILVA, G. A. da
245 $aPedogenesis on coastal tablelands area with low range altimetry in Paraíba state.$h[electronic resource]
260 $c2019
520 $aSmall variations of relief may change drainage and runoff and hence promote the formation of sandy surface horizons and hardened subsurface horizons (fragipans and/or duripans) in Coastal Tablelands soils. This study aimed to investigate the pedogenesis on Coastal Tablelands area with low range altimetry in Paraíba state; secondly, we also sought to contribute to the improvement of the Brazilian Soil Classification System (BSCS). Four soil profiles ware described and collected to be submitted to routine physical and chemical analysis, determination of Fe, Al and Si extracted by sulfuric acid digestion, sodium citrate-bicarbonate-dithionite and acid ammonium oxalate, sodium pyrophosphate, and mineralogical analysis in the sand and clay fractions by X-ray diffractometry. Optical density of the oxalate extract (ODOE) was also determined; the results were statistically evaluated using the R software. Microrelief variations conditioning differentiated water flows, along with the sandy texture of the surface horizons (A and E) and the lower coarse sand/fine sand ratio in the subsurface horizon, seem to promote clay accumulation in depth in the Spodosols developed on Coastal Tablelands environments. For this soils, the argilluvic (argissólico) character at the subgroup level of the BSCS should be incorporated. In addition, Al amorphous mineral phases and/or poorly crystalline play an important role in the formation of strongly cemented horizons (duripans) of the Spodosols, as also reported by other authors. Finally, the ODOE showed to be an efficient indicator of soils under podzolization process, being possible its use as a taxonomic criterion for classification of Spodosols by the BSCS.
650 $aFormica podzolica
650 $aKaolinite
650 $aSoil horizons
650 $aHorizonte
650 $aPodzólico
700 1 $aCAMÊLO, D. de L.
700 1 $aCORRÊA, M. M.
700 1 $aSOUZA JÚNIOR, V. S. de
700 1 $aRIBEIRO FILHO, M. R.
700 1 $aARAUJO FILHO, J. C. de
773 $tRevista Caatinga$gv. 32, n. 2, p. 458-471, abr./jun. 2019.
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Embrapa Solos (CNPS) |
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