Zobrazeno 1 - 10
of 146
pro vyhledávání: '"Purdy Cw"'
Publikováno v:
Journal of Dairy Science. 93:1511-1522
The objectives of this study were to determine the concentration of endotoxin, determine 20 water quality variables, and identify and enumerate fungal and bacterial pathogens from United States southern High Plains dairy lagoons and control lakes dur
Publikováno v:
Journal of Dairy Science. 92:6033-6045
The objectives were to quantify and size ambient aerosolized dust in and around the facilities of 4 southern High Plains dairies of New Mexico and to determine where health of workers might be vulnerable to particulate aerosols, based on aerosol conc
Publikováno v:
Small Ruminant Research. 70:140-144
Forty-five, weanling goats of mixed-sex, were randomly allotted to five treatment groups: no dust (n = 16), raw organic dust exposure for 15 min (n = 6), raw organic dust exposure for 1 h (n = 7), raw organic dust exposure for 3 h (n = 7), and raw or
Publikováno v:
American Journal of Veterinary Research. 65:40-44
Objective—To compareSalmonellaisolates cultured from feedyard and nonfeedyard (control) playas (ie, temporary shallow lakes) of the Southern High Plains.Sample Population—Water and muck (sediment) samples were obtained from 7 feedyard playas and
Publikováno v:
Small Ruminant Research. 46:123-132
Forty-two, mixed-sex, weanling goats were randomly allotted to six treatment groups: principal autoclaved dust ( n = 6), control non-autoclaved dust (n = 6), principal dry-heat dust (n = 6), and control non-dry-heat dust (n = 6). Principals were trea
Publikováno v:
Small Ruminant Research. 46:133-147
Weanling female Spanish goats ( n =36) were randomly allotted to four treatment groups (each group, n =9): principal dust group with antibiotic; principal dust group without antibiotic; control group with antibiotic; and control group without antibio
Publikováno v:
Archives of Virology
Summary. Antibody responses against respiratory bovine coronavirus (RBCV) infections were monitored in cattle from the onset of a naturally occurring severe shipping fever (SF) epizootic to complete recovery of affected cattle or fatal outcomes. The
Publikováno v:
American Journal of Veterinary Research. 61:1403-1409
Objective—To determine whether increased conglutinin titers are evident in stressed calves that do not develop respiratory tract disease in feedlots,compared with respiratory tract disease, and to determine the increase in immunoconglutinin titers.
Publikováno v:
Current Microbiology. 37:240-244
Pasteurella haemolytica (Ph) is the most important cause of the bovine acute fibrinohemorrhagic pneumonia that occurs in market stressed calves after shipment to feedyards. Recent characterization of neuraminidase production by these organisms has sh
Publikováno v:
Current Microbiology. 36:207-211
Cross-protection studies employing three serotypes of Pasteurella haemolytica (Ph) were performed in goats, with challenge exposure by transthoracic injection. Indirect hemagglutination (IHA) serum titers showed that the herd had been naturally infec