Results 11 to 20 of about 1,410 (190)

Sazonalidade de Haematobia irritans no Brasil Central The seasonality of Haematobia irritans in central Brazil [PDF]

open access: yesPesquisa Veterinária Brasileira, 2006
A mosca-dos-chifres (Haematobia irritans) é um dos principais ectoparasitos de bovinos no Brasil. Estudos epidemiológicos são exigidos devido às dificuldades crescentes do seu controle químico.
Ivo Bianchin   +2 more
doaj   +7 more sources

In vitro efficacy of essential oils against Haematobia irritans [PDF]

open access: yesMedicina Veterinária, 2023
The horn fly (Haematobia irritans) infestation in the cattle in Brazil leads to significant economic damage for livestock. The efficacy of many essential oils has been demonstrated in the control of veterinary ectoparasites. This study aimed to evaluate
Karina Neoob de Carvalho Castro   +5 more
doaj   +4 more sources

Susceptibility of field populations of Haematobia irritans to fipronil in Uruguay [PDF]

open access: yesPesquisa Veterinária Brasileira, 2021
: Fipronil was registered in Uruguay in 1997, and, since then, it has been used for the control of Haematobia irritans irritans and Rhipicephalus microplus. The susceptibility of H. irritants to this drug has not been evaluated.
Cecilia Miraballes   +5 more
doaj   +8 more sources

Haematobia irritans Linnaeus 1758 [PDF]

open access: yes, 2013
Haematobia irritans (Linnaeus, 1758) (Fig. 36) Material examined. ARGENTINA: MENDOZA: 1 female, Mansilla, Salares Grandes, 1997, Roig & Debandi leg. (IADIZA). TUCUMÁN: 3 females, Leales, 7-XII-1994, Vera leg. (IFML). Distribution in Argentina (Fig. 36): Buenos Aires; Córdoba; Corrientes; Entre Ríos; La Pampa; Mendoza (new record); Misiones; Santa Fe ...
Patitucci, Luciano Damián   +3 more
openaire   +2 more sources

Susceptibility of the horn fly, Haematobia irritans irritans (Diptera: Muscidae), to insecticides in Brazil Suscetibilidade da mosca-dos-chifres, Haematobia irritans irritans (Diptera: Muscidae), a inseticidas no Brasil [PDF]

open access: yesRevista Brasileira de Parasitologia Veterinária, 2012
Since horn fly populations became established throughout Brazil, complaints regarding control failure have increased around the country. A broad survey to evaluate the susceptibility of horn flies to both organophosphate (OP) and pyrethroid insecticides ...
Antonio Thadeu Medeiros Barros   +10 more
doaj   +6 more sources

Dynamics of Haematobia irritans irritans (Diptera: Muscidae) infestation on Nelore cattle in the Pantanal, Brazil [PDF]

open access: yesMemorias do Instituto Oswaldo Cruz, 2001
From June 1993 to May 1995, horn fly counts were conducted twice a month on untreated Nelore cattle raised extensively in the Pantanal. Horn fly population showed a bimodal fluctuation and peaks were observed every year after the beginning (November ...
Barros Antonio Thadeu M
doaj   +6 more sources

Use of COI, CytB and ND5 genes for intra- and inter-specific differentiation of Haematobia irritans and Haematobia exigua [PDF]

open access: yesVeterinary Parasitology, 2014
A multilocus sequence analysis using mitochondria-encoded cytochrome c oxidase subunit I (COI), cytochrome B (CytB), NADH dehydrogenase subunit 5 (ND5); nuclear encoded 18S ribosomal RNA (18S) and 28S ribosomal RNA (28S) genes was performed to determine the levels of genetic variation between the closely related species Haematobia irritans Linnaeus and
Van Lun, Low   +9 more
openaire   +4 more sources

Pupas de mosca-dos-chifres, Haematobia irritans, em massas fecais de bovinos Nelore no Pantanal [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2000
Este estudo foi realizado na Embrapa-Centro de Pesquisa Agropecuária do Pantanal, Corumbá, MS, durante o período de junho/92 a maio/94. Foram realizadas coletas mensais de massas fecais de bovinos da raça Nelore com o objetivo de quantificar populações ...
SERENO FABIANA TAVARES PIRES DE SOUZA
doaj   +2 more sources

Developmental stress by diflubenzuron in Haematobia irritans (L.) (Diptera: Muscidae) [PDF]

open access: yesNeotropical Entomology, 2004
This study aimed to assess the effect of sub-lethal concentrations of the insect growth regulator (IGR), diflubenzuron, on the body size of the horn fly Haematobia irritans (L.) and on its developmental stability, by fluctuating asymmetry (FA) analysis.
Silva, Juliana J. da   +2 more
openaire   +5 more sources

Purification, characterization, and cloning of a serine proteinase inhibitor from the ectoparasite Haematobia irritans irritans (Diptera: Muscidae) [PDF]

open access: yesExperimental Parasitology, 2004
The fly Haematobia irritans irritans is one of the most important ectoparasites in cattle production, due to its ability to suck large amounts of blood. This report describes the purification and characterization of a serine proteinase inhibitor (HiTI) present in H. i. irritans head and thorax extracts.
Simone S, Azzolini   +6 more
openaire   +3 more sources

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