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Registros recuperados : 67 | |
6. | | ELOY, A. P.; MICHEREFF, S. J.; NASCIMENTO, C. W. A.; LARANJEIRA, D.; BORGES, M. A. S. Natureza da supressividade de solo à murcha-de-fusário do caupi e dinâmica populacional de Fusarium oxysporum f.sp. tracheiphilum. Summa Phytopathologica, Piracicaba, v. 30, n. 2, p. 209-218, abr./jun. 2004. Biblioteca(s): Embrapa Agricultura Digital; Embrapa Hortaliças. |
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7. | | GALINDO, I. C. L.; BEZERRA, S. A.; NASCIMENTO, C. W. A.; ACCIOLY, A. M. A. Mobilidade e disponibilidade de cádmio e zinco em solo contaminado por resíduos industriais. In: REUNIÃO BRASILEIRA DE FERTILIDADE DO SOLO E NUTRIÇÃO DE PLANTAS, 28.; REUNIÃO BRASILEIRA SOBRE MICORRIZAS, 12.; SIMPÓSIO BRASILEIRO DE MICROBIOLOGIA DO SOLO, 10.; REUNIÃO BRASILEIRA DE BIOLOGIA DO SOLO, 7., 2008, Londrina. FertBio 2008: desafios para o uso do solo com eficiência e qualidade ambiental: anais. Londrina: Embrapa Soja: SBCS: IAPAR, UEL, 2008. Biblioteca(s): Embrapa Mandioca e Fruticultura. |
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17. | | MARCHI, G. M.; GUILHERME, L. R. G.; CHANG, A. C.; NASCIMENTO, C. W. A. Extractabilidade de metais de um solo com carga variável tratado com lodo de esgoto. In: REUNIÃO BRASILEIRA DE FERTILIDADE DO SOLO E NUTRIÇÃO DE PLANTAS, 28.; REUNIÃO BRASILEIRA SOBRE MICORRIZAS, 12.; SIMPÓSIO BRASILEIRO DE MICROBIOLOGIA DO SOLO, 10.; REUNIÃO BRASILEIRA DE BIOLOGIA DO SOLO, 7., 2008, Londrina. FertBio 2008: desafios para o uso do solo com eficiência e qualidade ambiental: anais. Londrina: SBCS: Embrapa Soja: IAPAR: UEL, 2008. 1 CD-ROM. Biblioteca(s): Embrapa Cerrados. |
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Registros recuperados : 67 | |
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Registro Completo
Biblioteca(s): |
Embrapa Cerrados. |
Data corrente: |
27/10/2009 |
Data da última atualização: |
07/11/2013 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 2 |
Autoria: |
MARCHI, G.; GUILHERME, L. R. G.; CHANG, A. C.; NASCIMENTO, C. W. A. do. |
Afiliação: |
GIULIANO MARCHI, CPAC; Luiz Roberto Guimarães Guilherme, UFLA; Andrew C. Chang, University of California; Clístenes Williams Araújo do Nascimento, UFRPE. |
Título: |
Heavy metals extractability in a soil amended with sewage sludge. |
Ano de publicação: |
2009 |
Fonte/Imprenta: |
Sci. Agric. (Piracicaba, Braz.), v. 66, n. 5, p. 643-649, sep./oct. 2009 |
Páginas: |
643-649 |
DOI: |
10.1590/S0103-90162009000500009 |
Idioma: |
Inglês |
Conteúdo: |
Few investigations have been carried out about the comparison of desorption rate and amount of heavy metals extracted successively by organic acid mixtures mimicking the rhizosphere and routine extractants in sewage sludge-amended soils. Extractions of Zn, Cd, Ni, Cr, and Cu were performed in samples of a sewage sludge-amended soil using seven extractants: four organic acid mixtures and three routine extractants (DTPA, Mehlich-I, and ammonium acetate). Results from single pass extractions, in which the extractable metal contents were determined by simply extracting the soil a single time, as well as from 15 successive extractions, in which the solid residues of the first extraction was successively extracted 14 additional times, of heavy metals were analyzed. The extractability of heavy metals in a single pass extraction was, in general, as follows: Mehlich-I > DTPA > organic acids > NH4OAc. The highest rates of extraction followed the general order: DTPA > Mehlich-I > organic acids > NH4OAc. While Mehlich-I presented the highest extractability of heavy metals among studied extractants, DTPA showed a high extractability of Zn, Cd, Ni, and Cu in a single extraction as well as the highest rates of extraction among the studied extractants. The transfer of heavy metals from soil to organic acid solutions is slower than to DTPA and Mehlich-I extractants. |
Palavras-Chave: |
Heavy Metal; Latossol; Lodo de esgoto. |
Thesagro: |
Extração; Latossolo; Metal Pesado. |
Thesaurus NAL: |
extraction; sludge. |
Categoria do assunto: |
A Sistemas de Cultivo |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/86945/1/marchi-g-01-2009.pdf
|
Marc: |
LEADER 02139naa a2200277 a 4500 001 1573324 005 2013-11-07 008 2009 bl uuuu u00u1 u #d 024 7 $a10.1590/S0103-90162009000500009$2DOI 100 1 $aMARCHI, G. 245 $aHeavy metals extractability in a soil amended with sewage sludge. 260 $c2009 300 $a643-649 520 $aFew investigations have been carried out about the comparison of desorption rate and amount of heavy metals extracted successively by organic acid mixtures mimicking the rhizosphere and routine extractants in sewage sludge-amended soils. Extractions of Zn, Cd, Ni, Cr, and Cu were performed in samples of a sewage sludge-amended soil using seven extractants: four organic acid mixtures and three routine extractants (DTPA, Mehlich-I, and ammonium acetate). Results from single pass extractions, in which the extractable metal contents were determined by simply extracting the soil a single time, as well as from 15 successive extractions, in which the solid residues of the first extraction was successively extracted 14 additional times, of heavy metals were analyzed. The extractability of heavy metals in a single pass extraction was, in general, as follows: Mehlich-I > DTPA > organic acids > NH4OAc. The highest rates of extraction followed the general order: DTPA > Mehlich-I > organic acids > NH4OAc. While Mehlich-I presented the highest extractability of heavy metals among studied extractants, DTPA showed a high extractability of Zn, Cd, Ni, and Cu in a single extraction as well as the highest rates of extraction among the studied extractants. The transfer of heavy metals from soil to organic acid solutions is slower than to DTPA and Mehlich-I extractants. 650 $aextraction 650 $asludge 650 $aExtração 650 $aLatossolo 650 $aMetal Pesado 653 $aHeavy Metal 653 $aLatossol 653 $aLodo de esgoto 700 1 $aGUILHERME, L. R. G. 700 1 $aCHANG, A. C. 700 1 $aNASCIMENTO, C. W. A. do 773 $tSci. Agric. (Piracicaba, Braz.)$gv. 66, n. 5, p. 643-649, sep./oct. 2009
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