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Registro Completo |
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Biblioteca(s): |
Embrapa Meio Ambiente. |
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Data corrente: |
16/10/2017 |
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Data da última atualização: |
16/10/2017 |
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Tipo da produção científica: |
Artigo em Anais de Congresso |
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Autoria: |
CERDEIRA, A. L.; SANTOS, N. A. G.; PESSOA, M. C. P. Y.; GOMES, M. A. F.; LANCHOTE, V. L. |
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Afiliação: |
ANTONIO LUIZ CERDEIRA, CNPMA; USP/SP; MARIA CONCEICAO PERES YOUNG PESSOA, CNPMA; MARCO ANTONIO FERREIRA GOMES, CNPMA; USP/SP. |
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Título: |
Herbicide leaching on a recharge área of Guarany Aquifer, Brazil. |
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Ano de publicação: |
2004 |
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Fonte/Imprenta: |
In: CONGRESSO BRASILEIRO DA CIÊNCIA DAS PLANTAS DANINHAS, 24., 2004, São Pedro. Anais... Londrina: SBCPD, 2004. 2p. Resumos Expandidos n. 105. 1 CD-ROM. |
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Idioma: |
Inglês |
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Conteúdo: |
The region of Ribeirao Preto city, located in Southeast of Brazil, Sao Paulo State, is an important sugarcane, soybean, and corn producing area with a high level of pesticide utilization. This region is also an important recharge area for groundwater supply of the Guarany aquifer. A survey has shown the following herbicides as the most commonly used in the area: atrazine, simazine, ametryn, tebuthiuron, diuron, and 2,4-D. In order to study a possible leaching of the herbicides into the aquifer, surface and ground water samples were collected during the years of 1996 to 2003 from different points. Groundwater samples were collected from sites near the river during the same period. It was used a GC-MS to detect and quantify the herbicides (gas chromatograph/mass spectrometry). The method was linear over the range of 0.02 to 2.0 ?g/L. Analysis of tebuthiuron, diuron, atrazine, simazine and ametryn residues showed no significance amount of these products in ground water. Only two out of nine points of surface water collected in one year, presented ametryn concentrations above (0.17 and 0.23 ug/L) the allowable 0.1 ug/L, European safety level. It was also used the simulator model CMLS-94, ?Chemical Movement Layered Soil? which indicated no leaching to the depths of the water table at 40m. |
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Palavras-Chave: |
Brasil; Herbicidas; Resíduos. |
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Thesagro: |
Água. |
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Categoria do assunto: |
-- |
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URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/165132/1/2004SP-66-Cerdeira-Herbicide-15700.pdf
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Marc: |
LEADER 01989nam a2200205 a 4500
001 2077446
005 2017-10-16
008 2004 bl uuuu u00u1 u #d
100 1 $aCERDEIRA, A. L.
245 $aHerbicide leaching on a recharge área of Guarany Aquifer, Brazil.$h[electronic resource]
260 $aIn: CONGRESSO BRASILEIRO DA CIÊNCIA DAS PLANTAS DANINHAS, 24., 2004, São Pedro. Anais... Londrina: SBCPD, 2004. 2p. Resumos Expandidos n. 105. 1 CD-ROM.$c2004
520 $aThe region of Ribeirao Preto city, located in Southeast of Brazil, Sao Paulo State, is an important sugarcane, soybean, and corn producing area with a high level of pesticide utilization. This region is also an important recharge area for groundwater supply of the Guarany aquifer. A survey has shown the following herbicides as the most commonly used in the area: atrazine, simazine, ametryn, tebuthiuron, diuron, and 2,4-D. In order to study a possible leaching of the herbicides into the aquifer, surface and ground water samples were collected during the years of 1996 to 2003 from different points. Groundwater samples were collected from sites near the river during the same period. It was used a GC-MS to detect and quantify the herbicides (gas chromatograph/mass spectrometry). The method was linear over the range of 0.02 to 2.0 ?g/L. Analysis of tebuthiuron, diuron, atrazine, simazine and ametryn residues showed no significance amount of these products in ground water. Only two out of nine points of surface water collected in one year, presented ametryn concentrations above (0.17 and 0.23 ug/L) the allowable 0.1 ug/L, European safety level. It was also used the simulator model CMLS-94, ?Chemical Movement Layered Soil? which indicated no leaching to the depths of the water table at 40m.
650 $aÁgua
653 $aBrasil
653 $aHerbicidas
653 $aResíduos
700 1 $aSANTOS, N. A. G.
700 1 $aPESSOA, M. C. P. Y.
700 1 $aGOMES, M. A. F.
700 1 $aLANCHOTE, V. L.
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Registro original: |
Embrapa Meio Ambiente (CNPMA) |
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Registro Completo
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Biblioteca(s): |
Embrapa Hortaliças. |
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Data corrente: |
19/04/2006 |
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Data da última atualização: |
24/11/2010 |
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Autoria: |
CHARCHAR, J. M.; ARAGÃO F. A. S. de. |
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Afiliação: |
Embrapa Hortaliças, Brasília, DF. |
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Título: |
Reprodução de Meloidogyne spp. em cultivares de tomate e pepino sob estufa plástica e campo. |
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Ano de publicação: |
2005 |
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Fonte/Imprenta: |
Nematologia Brasileira, Brasília, DF, v. 29, n. 2, p. 243-249, dez. 2005. |
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Idioma: |
Português |
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Palavras-Chave: |
Brasil; Brasília; Distrito Federal. |
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Thesagro: |
Cerrado; Cucumis Sativus; Cultivo Protegido; Lycopersicon Esculentum; Meloidogyne Incognita; Meloidogyne Javanica; Nematóide; Pepino; Reprodução; Tomate. |
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Categoria do assunto: |
-- |
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URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/23676/1/charcharreproducaom.pdf
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Marc: |
LEADER 00803naa a2200277 a 4500
001 1779012
005 2010-11-24
008 2005 bl uuuu u00u1 u #d
100 1 $aCHARCHAR, J. M.
245 $aReprodução de Meloidogyne spp. em cultivares de tomate e pepino sob estufa plástica e campo.
260 $c2005
650 $aCerrado
650 $aCucumis Sativus
650 $aCultivo Protegido
650 $aLycopersicon Esculentum
650 $aMeloidogyne Incognita
650 $aMeloidogyne Javanica
650 $aNematóide
650 $aPepino
650 $aReprodução
650 $aTomate
653 $aBrasil
653 $aBrasília
653 $aDistrito Federal
700 1 $aARAGÃO F. A. S. de
773 $tNematologia Brasileira, Brasília, DF$gv. 29, n. 2, p. 243-249, dez. 2005.
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Embrapa Hortaliças (CNPH) |
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