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Registro Completo |
Biblioteca(s): |
Embrapa Meio Ambiente. |
Data corrente: |
24/09/1998 |
Data da última atualização: |
26/04/2023 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
JONSSON, C. M.; MAIA, A. de H. N.; FERREIRA, C. J. A; RIBEIRO, E. O. |
Afiliação: |
CLAUDIO MARTIN JONSSON, CNPMA; ALINE DE HOLANDA NUNES MAIA, CNPMA. |
Título: |
Risk assessment of the herbicide Clomazone to aquatic life. |
Ano de publicação: |
2017 |
Fonte/Imprenta: |
Verhandlungen des Internationalen Vereins Limnologie, v.26, p.1724-1726, 2017. |
Idioma: |
Inglês |
Conteúdo: |
Due to their widespread distribution and toxic nature, pesticides may have a serious impact on the aquatic environment. Clomazone (2-(2-chlorophenyl)methyl-4,4-dimethyl-3-isoxazolidinone) is a post emergence herbicide widely used in paddy rice fields in South Brazil, with activity against Gramineae like Echinochloa crusgalli. The recommended application rate (RAR) of the emulsible concentrate is 1.4L/ha. The high vapor pressure of Clomazone (1.44x10-4mm Hg 25oC) contributes to volatilization losses. Thus, the contamination of the aquatic environment by the herbicide may occur in aerial application. Other ways of the aquatic ecosystem contamination may occur by drainage from irrigated rice fields. In this work, studies were conducted with two primary producers and with a primary consumer in order to evaluate the risk of Clomazone to aquatic life based on maximun application rates (MAR). |
Palavras-Chave: |
Effect; Non-target organisms. |
Thesaurus Nal: |
agrochemicals; algae; herbicides; invertebrates; macrophytes; toxicity. |
Categoria do assunto: |
-- |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/doc/12989/1/2017AP-Jonsson-Risk-3544.pdf
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Marc: |
LEADER 01604naa a2200253 a 4500 001 1012989 005 2023-04-26 008 2017 bl uuuu u00u1 u #d 100 1 $aJONSSON, C. M. 245 $aRisk assessment of the herbicide Clomazone to aquatic life.$h[electronic resource] 260 $c2017 520 $aDue to their widespread distribution and toxic nature, pesticides may have a serious impact on the aquatic environment. Clomazone (2-(2-chlorophenyl)methyl-4,4-dimethyl-3-isoxazolidinone) is a post emergence herbicide widely used in paddy rice fields in South Brazil, with activity against Gramineae like Echinochloa crusgalli. The recommended application rate (RAR) of the emulsible concentrate is 1.4L/ha. The high vapor pressure of Clomazone (1.44x10-4mm Hg 25oC) contributes to volatilization losses. Thus, the contamination of the aquatic environment by the herbicide may occur in aerial application. Other ways of the aquatic ecosystem contamination may occur by drainage from irrigated rice fields. In this work, studies were conducted with two primary producers and with a primary consumer in order to evaluate the risk of Clomazone to aquatic life based on maximun application rates (MAR). 650 $aagrochemicals 650 $aalgae 650 $aherbicides 650 $ainvertebrates 650 $amacrophytes 650 $atoxicity 653 $aEffect 653 $aNon-target organisms 700 1 $aMAIA, A. de H. N. 700 1 $aFERREIRA, C. J. A 700 1 $aRIBEIRO, E. O. 773 $tVerhandlungen des Internationalen Vereins Limnologie$gv.26, p.1724-1726, 2017.
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Embrapa Meio Ambiente (CNPMA) |
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Registros recuperados : 38 | |
2. | | FERREIRA, C. J. A. Plantas aquaticas como bioindicadores da contaminacao ambiental por agrotoxicos. In: CONGRESSO BRASILEIRO DE TOXICOLOGIA, 9., 1995, Ribeirao Preto, SP. Revista Brasileira de Toxicologia, Ribeirao Preto, Sao Paulo, v.8, n.1, p.12, 1995. Resumo. ref.1.6.2Biblioteca(s): Embrapa Meio Ambiente. |
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6. | | FERREIRA, C. J. A.; CATELLA, A. C.; ALMEIRA, L. C. Baia da onca: parametros fisicos, quimicos e biologicos da lagoa, durante a fase de isolamento do Rio Aquidauana, Pantanal Mato-Grossense. In: CONGRESSO BRASILEIRO DE LIMNOLOGIA, 3., 1990, Porto Alegre. Resumos... Porto Alegre: Sociedade Brasileira de Limnologia/ UFRGS / Instituto de Biociencias, 1990. p.25Biblioteca(s): Embrapa Pantanal. |
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11. | | FERREIRA, C. J. A.; SORIANO, B. M. A.; GALDINO, S.; HAMILTON, S. K. Anthropogenic factors affecting waters of the Pantanal wetland and associated rivers in the upper Paraguay River Basin of Brazil. Acta Limnologica Brasiliensia, Sao Carlos, v.5, p.135-148, 1994. Trabalho apresentado no Workshop: Brazilian Programme on Conservation and Management of Inland Waters, 1994, belo Horizonte.Biblioteca(s): Embrapa Pantanal. |
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Registros recuperados : 38 | |
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