Article
Escherichia coli O157:H7 prevalence in fecal samples of cattle from a southeastern beef cow-calf herd.
Journal of food protection - 1 Oct 2003
Riley D G, Gray J T, Loneragan G H, Barling K S, Chase C C
Abstract excerpt
The proportion of fecal samples culture-positive for Escherichia coli O157:H7 was determined for samples collected from 296 beef cows on pasture in a single Florida herd in October, November, and December 2001. The overall proportion of samples that cultured positive was 0.03. The proportion of cows that were culture-positive on at least one occasion was 0.091. No effect of pregnancy status or nutritional regimen...
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