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Registro Completo |
Biblioteca(s): |
Embrapa Meio Ambiente. |
Data corrente: |
26/05/1998 |
Data da última atualização: |
26/12/2016 |
Autoria: |
ROQUE, M. R. A.; MONTEIRO, R. T. R.; FERRACINI, V. L.; MELO, I. S. de. |
Afiliação: |
M. R. A. ROQUE, EMBRAPA-CNPMA; R. T. R. MONTEIRO, CENA-USP; VERA LUCIA FERRACINI, CNPMA; ITAMAR SOARES DE MELO, CNPMA. |
Título: |
Mineralization of 14C-diuron by Acinetobacter baumannii. |
Ano de publicação: |
1998 |
Fonte/Imprenta: |
In: LATIN AMERICAN BIODEGRADATION & BIODETERIORATION SYMPOSIUM, 3., 1998, Florianópolis. Resumos. Florianópolis: UFSC, 1998. |
Páginas: |
p.5 |
Idioma: |
Inglês |
Conteúdo: |
The diuron [3-(3,4-dichlorophenyl)-1,1-dimethylurea] is an herbicide used in sugarcane and other crops. This work evaluated the mineralization of the herbicide diuron by Acinetobacter baumannii and also was developed protocols for extraction and quantification of 14C-diuron. The strain (D12-12), isolated from rhizosphere of sugarcane, grown in soils treated with the herbicide, was cultivated in mineral media J.E. plus diuron at 20 ug/ml and plus 14C-diuron (specific activity = 2.43 MBq/mg) applied at 39,3215 KBq/50 ml, and incubated for 32 days in duplicate. The 14C-diuron extraction was carried out on C-18 SEP-PAK columns, resuspended in scintillation cocktail and the activity determined by liquid scintillation counting. The recuperation of diuron was more than 96,2% and 14CO2 accumulated after 32 days was 1,77%. |
Thesaurus Nal: |
Acinetobacter baumannii; mineralization. |
Categoria do assunto: |
-- |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/152304/1/1998SP001-Ferracini-Mineralization-3467.PDF
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Marc: |
LEADER 01424nam a2200181 a 4500 001 1012898 005 2016-12-26 008 1998 bl uuuu u00u1 u #d 100 1 $aROQUE, M. R. A. 245 $aMineralization of 14C-diuron by Acinetobacter baumannii.$h[electronic resource] 260 $aIn: LATIN AMERICAN BIODEGRADATION & BIODETERIORATION SYMPOSIUM, 3., 1998, Florianópolis. Resumos. Florianópolis: UFSC$c1998 300 $ap.5 520 $aThe diuron [3-(3,4-dichlorophenyl)-1,1-dimethylurea] is an herbicide used in sugarcane and other crops. This work evaluated the mineralization of the herbicide diuron by Acinetobacter baumannii and also was developed protocols for extraction and quantification of 14C-diuron. The strain (D12-12), isolated from rhizosphere of sugarcane, grown in soils treated with the herbicide, was cultivated in mineral media J.E. plus diuron at 20 ug/ml and plus 14C-diuron (specific activity = 2.43 MBq/mg) applied at 39,3215 KBq/50 ml, and incubated for 32 days in duplicate. The 14C-diuron extraction was carried out on C-18 SEP-PAK columns, resuspended in scintillation cocktail and the activity determined by liquid scintillation counting. The recuperation of diuron was more than 96,2% and 14CO2 accumulated after 32 days was 1,77%. 650 $aAcinetobacter baumannii 650 $amineralization 700 1 $aMONTEIRO, R. T. R. 700 1 $aFERRACINI, V. L. 700 1 $aMELO, I. S. de
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Embrapa Meio Ambiente (CNPMA) |
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17. | | GENUÁRIO, D. B.; SOUZA, W. R.; MONTEIRO, R. T. R.; SANT'ANNA, C. L.; MELO, I. S. de. Amazoninema gen. nov., (Synechococcales, Pseudanabaenaceae) a novel cyanobacteria genus from Brazilian Amazonian rivers. International Journal of Systematic and Evolutionary Microbiology, v. 68, n. 7, p. 2249-2257, 2018.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 2 |
Biblioteca(s): Embrapa Meio Ambiente. |
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20. | | MONTEIRO, R. T. R.; ARMAS, E. D.; MESSIAS, T. G.; FALQUETO, M. A.; SANTOS, M. A. P. F.; ABREU JR. C. H.; QUEIROZ, S. C. do N. de. Evaluation of herbicides and chemical elements and its relationships with bioassay toxicity of water and sediment of Corumbataí River, SP, Brazil. In: ENVIRONMENTAL HEALTH 2011: RESETTING OUR PRIORITIES, 2011, Salvador. Poster p156.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Meio Ambiente. |
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