Results: 28

Genetic relationship between Escherichia coli strains isolated from dairy mastitis and from the stable fly Stomoxys calcitrans

Pesqui. vet. bras; 36 (6), 2016
The stable fly Stomoxys calcitrans (Linnaeus, 1758) has been described as a potential spreader of infectious agents to cattle herds. Among the agents transmitted by this fly, Escherichia coli has attracted attention due to its potential to cause gastrointestinal disorders as well as environmental mastiti...

Stomoxys calcitrans (Diptera: Muscidae) outbreaks: current situation and future outlook with emphasis on Brazil

Abstract The stable fly (Stomoxys calcitrans) has historically been a pest of dairy cattle and feedlots due to the availability of decaying plant matter mixed with animal excrements in such production systems. In the last few decades, stable fly outbreaks have also been reported in pasture-raised beef ca...

Antimicrobial activity of Stomoxys calcitransagainst Beauveria bassiana sensu lato isolates

This study had the aims of evaluating the antimicrobial characteristics of Stomoxys calcitrans (Diptera: Muscidae) larvae against the fungal isolates CG138, CG228 and ESALQ986 of Beauveria bassiana sensu lato (Balsamo-Crivelli) Vuillemin, 1912 (Hypocreales: Cordycipitaceae). S. calcitrans eggs, larvae an...

Weight gain and control of endo- and ectoparasites of beef heifers treated with allopathic, herbal and homeopathic drugs

The aim of this study was to evaluate the efficacy of herbal, homeopathic and allopathic treatments for parasites in beef heifers during two experimental cycles of 318 and 313 days. Treatments: NC - negative control (untreated); HH - treated with homeopathic preparation Homeo bovis Parasitário®; PC - (...

Differences in the fly-load of Haematobia irritans (Diptera: Muscidae) on cattle is modified by endophyte infection of pastures

Electron. j. biotechnol; 16 (5), 2013
Background: The horn fly, Haematobia irritans, is an obligate bloodsucking ectoparasite of pastured cattle and is a major pest of livestock production in North and South America and Europe. In this study, we investigated the potential to use cattle pastures, infected with non-toxic, "friendly" fungal-end...

New records of Muscidae (Diptera) in Campo Grande, MS, Brazil

Synanthropic flies outstanding beside other flies due their relative abundance close to domestic animals and human population, to which they are able to cause myiasis or transmit pathogenic agents. As they're necrophagous they act as corpse decomposers and are useful in the forensic entomology in the pos...

Notes on necrophagous flies (Diptera: Calyptratae) associated to fish carrion in Colombian Amazon

Acta amaz; 40 (2), 2010
In recent years, there has been an increasing number of studies on carrion fly communities due to their medical importance and as a consequence of the large number of studies on forensic entomology. Surprisingly few studies have adressed with the asynantropic flies of the Amazon, and none were done in Co...

Vejigas animales como sitios de oviposición y desarrollo de moscas en festividades, Heredia, Costa Rica
Animal bladders as oviposition and breeding sites for flies after festivities in Heredia, Costa Rica

Se realizó un recuento del númeo de vejigas dispersas en 15 manzanas del centro urbano de Barva, Heredia, luego de la celebración de las mascaradas, actividad enmarcada en las fiestas patronales de la ciudad. Adicionalmente se llevó a cabo una evaluación de los huevos, larvas y adultos de mosca pres...

Mosca-dos-chifres, Haematobia irritans: comportamento e danos em vacas e bezerros Nelore antes da desmama
The hornfly, Haematobia irritans: behaviour and damage caused in Nellore cows and pre-weaning calves

Pesqui. vet. bras; 22 (3), 2002
Estudaram-se o comportamentos e os danos causados pela mosca-dos-chifres em vacas e bezerros Nelore antes da desmama. Foram utilizados dois grupos de 60 animais cada um, sendo um grupo com infestaçäo natural de moscas e o outro sem moscas, por quatro anos consecutivos. Observou-se que o número de mosc...

Localizaçäo preferencial e índices diferenciados de infestaçäo da mosca-dos-chifres (Haematobia irritans) em bovinos da raça Nelore
Preferable localization and different infestation levels of the horn fly (Haematobia irritans) on Nelore bulls

Pesqui. vet. bras; 22 (1), 2002
Haematobia irritans tem causado muitos danos e preocupaçöes na pecuária mundial, bem como despertado o interesse para diversos estudos a seu respeito. Seu nome está relacionado com o local de permanência nos bovinos. É conhecida como "horn fly" (mosca-dos-chifres) na Europa e nos Estados Unidos da ...