460 yearling steer calves were grazed on 6 improved mountain pastures in western North Carolina for 128 days. The pastures were matched into 3 pairs based on acreage, topography and botanical composition. Within each pair of pastures, calves in 1 pasture received a sustained release bolus...
Author(s)
Rogers, G. M.; Poore, M. H.; Allison, B.
Citation
Bovine Practitioner, 1998, 32, 2, pp 19-24
Two studies were conducted in Idaho and North Carolina, USA, to evaluate the persistent efficacy of doramectin injectable solution against experimental challenge with infective larvae of Ostertagia ostertagi. In both studies, 4 groups of 10 randomly-assigned calves, negative for...
Author(s)
Conder, G. A.; Cruthers, L. R.; Slone, R. L.; Johnson, E. G.; Zimmerman, G. L.; Zimmerman, L. A.; Shively, J. E.; Logan, N. B.; Weatherley, A. J.
Citation
Veterinary Parasitology, 1997, 72, 1, pp 9-13
In trials in Pennsylvania and North Carolina, USA, milking cows infected with gastro-intestinal nematodes in 14 herds were treated, as they freshened, with Baymix in the feed at 1 oz/100 lb body-weight/day for 6 consecutive days and then once weekly with this dose for the first 3 months of...
Author(s)
Todd, A. C.; Bliss, D. H.; Grisi, L.; Crowley, J. W., Jr.
Citation
Veterinary Medicine and Small Animal Clinician, 1978, 73, 5, pp 614, 616-619
Faecal samples were collected during the summer, autumn, spring and winter seasons of 1975-1976. Milking cows were found parasitized by nematodes, tapeworm, and coccidia during all seasons. The greatest prevalence of gastrointestinal nematodes was seen among the pastured cows in Pennsylvania and...
Author(s)
Grisi, L.; Todd, A. C.
Citation
American Journal of Veterinary Research, 1978, 39, 1, pp 51-54
ARIZONA, 1941-42.-Bunyea's stained antigen was found equal to the slow tube method for the diagnosis of turkey PARATYPHOID. Attempts to find the cause of INFECTIOUS KERATITIS of cattle failed. A single treatment of range cattle with derris in soapy water was ineffective in control of WARBLE FLIES....
Citation
Extracts from Annual Reports of Agricultural Experiment Stations, U.S.A., 1941,
The normal activities of the bureau continued to function satisfactorily; the U.S.A. remained free from major epizootics throughout the year. There were 4, 428 regular civil service employees and of these 2, 081 were in the professional and scientific service, 93% being veterinarians. Expenditure...
Publisher
Washington, D.C.: U.S. Govt. Printing Office.,
Citation
Report of the Chief of the Bureau of Animal Industry, 1941., 1941, pp 92 pp.