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Biblioteca(s): |
Epagri-Sede. |
Data corrente: |
14/05/2007 |
Data da última atualização: |
14/05/2007 |
Autoria: |
CHAGAS, J. M.; GOMES, J. M.; VIEIRA, C.; ARAUJO, G. A. de A. |
Título: |
Efeitos de quantidades de agua sobre a cultura do feijao (Phaseolus vulgaris L.) em quatro sistemas de manejo do solo. |
Ano de publicação: |
1994 |
Fonte/Imprenta: |
Revista Ceres, Vicosa, v. 41, n. 238, p. 641-650, nov./dez. 1994. |
Idioma: |
Português |
Palavras-Chave: |
Feijao; Irrigacao por aspersao. |
Categoria do assunto: |
-- |
Marc: |
LEADER 00544naa a2200169 a 4500 001 1053029 005 2007-05-14 008 1994 bl uuuu u00u1 u #d 100 1 $aCHAGAS, J. M. 245 $aEfeitos de quantidades de agua sobre a cultura do feijao (Phaseolus vulgaris L.) em quatro sistemas de manejo do solo. 260 $c1994 653 $aFeijao 653 $aIrrigacao por aspersao 700 1 $aGOMES, J. M. 700 1 $aVIEIRA, C. 700 1 $aARAUJO, G. A. de A. 773 $tRevista Ceres, Vicosa$gv. 41, n. 238, p. 641-650, nov./dez. 1994.
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Biblioteca(s): |
Epagri-Sede. |
Data corrente: |
20/03/2015 |
Data da última atualização: |
20/03/2015 |
Tipo da produção científica: |
Resumo em Anais de Congresso |
Autoria: |
ZANARDI, O. Z.; JACOB, C. R.; FRANCO, A.; RIBEIRO, L. P.; VENDRAMIM, J. D.; YAMAMOTO, P. T. |
Título: |
Acaricidal activity of an annoninbased commercial biopesticide against citrus red mite. |
Ano de publicação: |
2015 |
Fonte/Imprenta: |
In: INTERNATIONAL IPM SYMPOSIUM, 8., 2015, Salt Lake City, Utah, Estados Unidos. Anais... Utah: University of illinois, 2015. |
Idioma: |
Inglês |
Conteúdo: |
Acetogenins are a class of natural compounds found in some Annonaceae species with potent insecticidal/acaricidal properties. These compounds are potent inhibitors of electron transport systems in the mitochondria, reducing the ATP levels in the cells conducting the death of the target arthropods. However, few studies had been performed in order to assess the bioactivity of acetogenin-based biopesticides on mites that occur in fruit crops. Therefore, this study evaluated, by topic + residual contact bioassays, the bioactivity of an annonin-based commercial formulation (Anoson® 1.0 EC) against the citrus red mite, Panonychus citri (McGregor) (Acari: Tetranychidae), an important pest of citrus in Brazil. For this purpose, arenas made from Valencia orange leaves were infested with 10 newly emerged mite females and sprayed with solutions (2 mL) at different concentrations (0, 0.25, 0.5, 1, 2, 4 and 8 mL of formulation L-1) in a Potter tower. For each treatment, five arenas with two replicates over time were used, and the mite mortality assessment was performed daily until the fourth day. The tested biopesticide caused high mortality of P. citri (LC50 = 13.47, 0.84, 0.70 and 0.63 mL L-1, after 24, 48, 72, and 96 h of exposure, respectively) in a concentration-dependent way. Moreover, the biopesticide also reduced significantly the number of eggs laid per female (EC50 = 2.87 mL L-1), but did not affect P. citri female fertility. Thus, our results indicate that Anoson® 1.0 EC is a useful component in the framework of citrus red mite IPM in citrus and elsewhere. MenosAcetogenins are a class of natural compounds found in some Annonaceae species with potent insecticidal/acaricidal properties. These compounds are potent inhibitors of electron transport systems in the mitochondria, reducing the ATP levels in the cells conducting the death of the target arthropods. However, few studies had been performed in order to assess the bioactivity of acetogenin-based biopesticides on mites that occur in fruit crops. Therefore, this study evaluated, by topic + residual contact bioassays, the bioactivity of an annonin-based commercial formulation (Anoson® 1.0 EC) against the citrus red mite, Panonychus citri (McGregor) (Acari: Tetranychidae), an important pest of citrus in Brazil. For this purpose, arenas made from Valencia orange leaves were infested with 10 newly emerged mite females and sprayed with solutions (2 mL) at different concentrations (0, 0.25, 0.5, 1, 2, 4 and 8 mL of formulation L-1) in a Potter tower. For each treatment, five arenas with two replicates over time were used, and the mite mortality assessment was performed daily until the fourth day. The tested biopesticide caused high mortality of P. citri (LC50 = 13.47, 0.84, 0.70 and 0.63 mL L-1, after 24, 48, 72, and 96 h of exposure, respectively) in a concentration-dependent way. Moreover, the biopesticide also reduced significantly the number of eggs laid per female (EC50 = 2.87 mL L-1), but did not affect P. citri female fertility. Thus, our results indicate that Anoson® 1.0 EC is a ... Mostrar Tudo |
Palavras-Chave: |
Annonaceae bioactivity; Botanical insecticide; Panonychus citri. |
Categoria do assunto: |
O Insetos e Entomologia |
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Marc: |
LEADER 02304naa a2200217 a 4500 001 1123413 005 2015-03-20 008 2015 bl uuuu u00u1 u #d 100 1 $aZANARDI, O. Z. 245 $aAcaricidal activity of an annoninbased commercial biopesticide against citrus red mite.$h[electronic resource] 260 $c2015 520 $aAcetogenins are a class of natural compounds found in some Annonaceae species with potent insecticidal/acaricidal properties. These compounds are potent inhibitors of electron transport systems in the mitochondria, reducing the ATP levels in the cells conducting the death of the target arthropods. However, few studies had been performed in order to assess the bioactivity of acetogenin-based biopesticides on mites that occur in fruit crops. Therefore, this study evaluated, by topic + residual contact bioassays, the bioactivity of an annonin-based commercial formulation (Anoson® 1.0 EC) against the citrus red mite, Panonychus citri (McGregor) (Acari: Tetranychidae), an important pest of citrus in Brazil. For this purpose, arenas made from Valencia orange leaves were infested with 10 newly emerged mite females and sprayed with solutions (2 mL) at different concentrations (0, 0.25, 0.5, 1, 2, 4 and 8 mL of formulation L-1) in a Potter tower. For each treatment, five arenas with two replicates over time were used, and the mite mortality assessment was performed daily until the fourth day. The tested biopesticide caused high mortality of P. citri (LC50 = 13.47, 0.84, 0.70 and 0.63 mL L-1, after 24, 48, 72, and 96 h of exposure, respectively) in a concentration-dependent way. Moreover, the biopesticide also reduced significantly the number of eggs laid per female (EC50 = 2.87 mL L-1), but did not affect P. citri female fertility. Thus, our results indicate that Anoson® 1.0 EC is a useful component in the framework of citrus red mite IPM in citrus and elsewhere. 653 $aAnnonaceae bioactivity 653 $aBotanical insecticide 653 $aPanonychus citri 700 1 $aJACOB, C. R. 700 1 $aFRANCO, A. 700 1 $aRIBEIRO, L. P. 700 1 $aVENDRAMIM, J. D. 700 1 $aYAMAMOTO, P. T. 773 $tIn: INTERNATIONAL IPM SYMPOSIUM, 8., 2015, Salt Lake City, Utah, Estados Unidos. Anais... Utah: University of illinois, 2015.
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