Resistance of Musca domestica L. populations to cyromazine (insect growth regulator) in Brazil

Five field populations of Musca domestica L. collected in poultry farms were bioassayed in order to detect possible resistance to the larvicide cyromazine in Brazil. The concentrations used were 0, 0.5, 0.1, 0.2, 0.4, 1, 2, 4 and 8 ppm. Three populations (Petrópolis, RJ, Montes Claros, MG and Promis...

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Huvudupphovsmän: Mara Cristina Pinto, Angelo Pires do Prado
Materialtyp: Artikel
Språk:English
Publicerad: Fundação Oswaldo Cruz (FIOCRUZ) 2001-07-01
Serie:Memorias do Instituto Oswaldo Cruz
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Länkar:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762001000500027
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author Mara Cristina Pinto
Angelo Pires do Prado
author_facet Mara Cristina Pinto
Angelo Pires do Prado
author_sort Mara Cristina Pinto
collection DOAJ
description Five field populations of Musca domestica L. collected in poultry farms were bioassayed in order to detect possible resistance to the larvicide cyromazine in Brazil. The concentrations used were 0, 0.5, 0.1, 0.2, 0.4, 1, 2, 4 and 8 ppm. Three populations (Petrópolis, RJ, Montes Claros, MG and Promissão, SP) were resistant, while the other two populations (Ibiuna, SP and Monte Mor, SP) were more susceptible than the reference pathern used by the World Health Organization. The presence of three resistant house fly populations to cyromazine in Brazilian poultry farms strongly suggests that the operational aspects of larvicide use are important for the resistance development. Cyromazine is applied as a feed-through, both in Brazil and in the USA, where resistance has already been documented. However, in Denmark, where it was approved only as a topical manure spray, no case of resistance has yet been detected.
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spelling doaj.art-b51e0987b976426f99da9a779e2183292023-08-02T09:28:19ZengFundação Oswaldo Cruz (FIOCRUZ)Memorias do Instituto Oswaldo Cruz0074-02761678-80602001-07-0196572973210.1590/S0074-02762001000500027Resistance of Musca domestica L. populations to cyromazine (insect growth regulator) in BrazilMara Cristina PintoAngelo Pires do PradoFive field populations of Musca domestica L. collected in poultry farms were bioassayed in order to detect possible resistance to the larvicide cyromazine in Brazil. The concentrations used were 0, 0.5, 0.1, 0.2, 0.4, 1, 2, 4 and 8 ppm. Three populations (Petrópolis, RJ, Montes Claros, MG and Promissão, SP) were resistant, while the other two populations (Ibiuna, SP and Monte Mor, SP) were more susceptible than the reference pathern used by the World Health Organization. The presence of three resistant house fly populations to cyromazine in Brazilian poultry farms strongly suggests that the operational aspects of larvicide use are important for the resistance development. Cyromazine is applied as a feed-through, both in Brazil and in the USA, where resistance has already been documented. However, in Denmark, where it was approved only as a topical manure spray, no case of resistance has yet been detected.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762001000500027Musca domesticalarvicideresistanceinsect growth regulatorcyromazinepoultry farms
spellingShingle Mara Cristina Pinto
Angelo Pires do Prado
Resistance of Musca domestica L. populations to cyromazine (insect growth regulator) in Brazil
Memorias do Instituto Oswaldo Cruz
Musca domestica
larvicide
resistance
insect growth regulator
cyromazine
poultry farms
title Resistance of Musca domestica L. populations to cyromazine (insect growth regulator) in Brazil
title_full Resistance of Musca domestica L. populations to cyromazine (insect growth regulator) in Brazil
title_fullStr Resistance of Musca domestica L. populations to cyromazine (insect growth regulator) in Brazil
title_full_unstemmed Resistance of Musca domestica L. populations to cyromazine (insect growth regulator) in Brazil
title_short Resistance of Musca domestica L. populations to cyromazine (insect growth regulator) in Brazil
title_sort resistance of musca domestica l populations to cyromazine insect growth regulator in brazil
topic Musca domestica
larvicide
resistance
insect growth regulator
cyromazine
poultry farms
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762001000500027
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