Results 261 to 270 of about 71,439 (311)

A survey of gastrointestinal parasitism in pigs

Veterinary Record, 1980
Over a period of two years 180 pork pigs, 144 baconers and 144 sows from two slaughterhouses in northern England were examined for gastrointestinal parasites. Sows showed the highest level and intensity of infection, 85 per cent harbouring the dominant parasites Oesophagostomum dentatum and O quadrispinulatum; the highest worm burden recorded was 21 ...
H D, Pattison, R J, Thomas, W C, Smith
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Treatment and Control of Gastrointestinal Parasites

Veterinary Clinics of North America: Equine Practice, 1999
Routine anthelmintic treatments are one of the most important components of an equine wellness program used by horse owners and veterinarians today. Thirteen different compounds are available in the United States in the treatment of gastrointestinal parasites, most of which are available over the counter.
D E, Hutchens, A J, Paul, J A, DiPietro
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GASTROINTESTINAL PARASITES OF THE COLOBUS MONKEYS OF UGANDA

Journal of Parasitology, 2005
(Uploaded by Plazi for the Bat Literature Project) From August 1997 to July 2003, we collected 2,103 fecal samples from free-ranging individuals of the 3 colobus monkey species of Uganda-the endangered red colobus (Piliocolobus tephrosceles), the eastern black-and-white colobus (Colobus guereza), and the Angolan black-and-white colobus (C. angolensis)--
Thomas R, Gillespie, Ellis C, Greiner, Colin A, Chapman   +2 more
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Parasitic infections of the gastrointestinal tract

Current Opinion in Gastroenterology, 2003
Intestinal parasites continue to be a significant health problem in both developed and developing countries. In developed countries, protozoans are more commonly the cause of gastrointestinal infections than are helminths. Some protozoan parasites have stages in which, in addition to being resistant to chemicals used for water treatment, they are small
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Prevalence of gastrointestinal parasites in horses

Veterinary Record, 2005
SIR, – I write in response to Dr Sansom’s letter ( VR , June 4, 2005, vol 156, pp 751- 752) regarding the statistics used in a recently published paper by Morgan and others ( VR , May 7, 2005, vol 156, pp 597- 600). I was one of the referees who evaluated the manuscript.
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Parasitic Infections of the Gastrointestinal Track and Liver

Gastroenterology Clinics of North America, 2021
Parasites have coevolved with humans. Several of them colonize the human body and establish a symbiotic relationship. Other parasites cause severe and lethal diseases. Prevalence of parasitic infections is decreased in highly industrialized countries, largely due to enforced hygienic practices.
Annie L, Braseth, David E, Elliott, M Nedim, Ince   +2 more
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Economics of gastrointestinal parasitism of cattle

Veterinary Parasitology, 1997
Understandably, cattle are raised for profit, as beef and/or dairy. Anything that negates that equation results in a loss to the producer and to the livestock economy. Thus, parasites negatively affect the economy of the industry. Worldwide, gastrointestinal nematode parasites, especially Ostertagia ostertagi, and those of the respiratory tract ...
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Gastrointestinal parasites of working donkeys of Ethiopia

Tropical Animal Health and Production, 2009
The general prevalence and population composition of gastrointestinal and pulmonary helminths of working donkeys were studied. For the purpose 2935 working donkeys were coprologically examined for nematode and cestode, and 215 donkeys for trematode infections. Seven donkeys that died due to various health problems or were euthanased on a welfare ground
M, Getachew, A, Trawford, G, Feseha, S W J, Reid   +3 more
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Prevalence of gastrointestinal parasitism in Oklahoma swine

American Journal of Veterinary Research, 1984
SUMMARY The prevalence of swine gastrointestinal parasites was determined from all listed large swine operations (28) and a geographically representative sample (70) of the population of small hog farm operations in Oklahoma. Fecal samples (n = 975) were collected from 98 farms.
R G, Morris, H E, Jordan, W G, Luce, T C, Coburn, C V, Maxwell   +4 more
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Canine gastrointestinal parasitic zoonoses in India

Trends in Parasitology, 2005
Although well recognized and studied in developed countries, canine parasitic zoonoses pose a lowly prioritized public health problem in developing countries such as India, where conditions are conducive for transmission. A study of the most recent parasite survey determining prevalence and epidemiology of canine parasitic zoonoses among tea-growing ...
Traub, R.J., Robertson, I.D., Irwin, P.J., Mencke, N., Thompson, R.C.A.   +4 more
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