Zobrazeno 1 - 10
of 36
pro vyhledávání: '"R. J. Eberhart"'
Publikováno v:
Journal of food protection. 50(2)
Somatic cell count samples (SCCS) for use in comparison of milk somatic cell counting methods were prepared from the cell sediment deposited in a creamery milk separator. Bovine milk somatic cells were resuspended from the sediment, and serial cell d
Publikováno v:
Journal of food protection. 45(12)
Linear regressions and correlations between bulk tank somatic cell counts and (a) prevalence of intrammary infection (n = 80), (b) test day average daily milk and fat production per cow (n = 85), and (c) rolling herd average milk and fat production p
Publikováno v:
Prostaglandins. 42:369-378
The effect of selenium deficiency on the product profile of arachidonic acid oxidation by enzymatic pathways in Holstein cows with experimentally-induced coliform mastitis was investigated. The animals were fed dairy rations containing 0.05 mg Se/kg
Publikováno v:
Applied and Environmental Microbiology. 57:568-572
In a field study of 29 dairy farms, Pseudomonas aeruginosa was isolated more frequently (P = 0.05) from milking parlor udder wash water systems containing iodophor germicides than from those with no germicide. Most available iodine (AI2) concentratio
Autor:
R J, Erskine, R J, Eberhart
Publikováno v:
Journal of the American Veterinary Medical Association. 199(12)
Milk samples for bacteriologic culture were submitted from 71 dairy herds, 24 with low somatic cell count (SCC) and 47 with high SCC and high prevalence of subclinical mastitis. At the time of sample submission to the Mastitis Diagnostic Laboratory o
Publikováno v:
American journal of veterinary research. 52(12)
Changes in dimensions of impressions of the lumen of the teat canals of 13 cows were examined at 17 intervals during the nonlactating period and early lactation. Impressions were made of teats of 2 diagonally opposed quarters of each cow, using denta
Publikováno v:
Journal of animal science. 69(11)
Quarter milk samples from 51 purebred (Angus, Polled Hereford, and Simmental) and 69 crossbred (Angus x Simmental x Charolais three-way cross) beef cows were collected aseptically at three times during lactation to determine the prevalence of intrama
Autor:
D. S. Adams, P. M. Sears, R. P. Dinsmore, R. J. Eberhart, J. S. McDonald, T. Matsushita, G. M. Jones
Publikováno v:
Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc. 2(3)
An enzyme-linked immunosorbent assay (ELISA) for detecting Staphylococcus aureus antibody in bovine milk samples was examined for repeatability. A set of 51 bovine milk samples from 4 universities with confirmed culture results was assembled, and a p
Publikováno v:
American journal of veterinary research. 51(7)
Ten Holstein cows were fed a selenium-deficient (SeD) diet containing 0.04 mg of Se/kg of dry matter for 3 months before and throughout their first lactation. A selenium-supplemented (SeS) group of 10 cows was fed an additional 2 mg of Se/head/d to i
Autor:
R J, Erskine, R J, Eberhart
Publikováno v:
Journal of the American Veterinary Medical Association. 196(8)
Twelve dairy herds that had participated in the Pennsylvania Dairy Herd Improvement Association (DHIA) program for at least 12 months, that had a 12-month mean DHIA somatic cell count greater than 700,000 cells/ml, and that had greater than 25% of la