Effect of heifer-raising practices onE. coliantimicrobial resistance andSalmonellaprevalence in heifer raisers
نویسندگان
چکیده
منابع مشابه
Effect of heifer-raising practices on E. coli antimicrobial resistance and Salmonella prevalence in heifer raisers.
Although cattle movement and commingling play an important role in the inter-herd transmission of pathogens, little is known about the effect of commingling of heifers at raising operations. The objective of this study was to compare the resistance of E. coli and prevalence of Salmonella from pooled faecal pats of heifers raised off-farm at multi-source raisers (MULTI) that raised heifers from ...
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Pneumonia is the second most common health problem in young calves, after diarrhea. Respiratory infections include all diseases affecting the entire respiratory tract. In contrast, pneumonia is a term that describes inflammation of the lungs only. Pneumonia is a disease that may vary from subclinical to acute and fatal. Depending on the severity of the infection, damage to the lungs can be temp...
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The National Dairy Heifer Evaluation Project was a cooperative, USDA-sponsored project involving state agricultural departments, the Cooperative Extension Service, the National Agricultural Statistics Service, and the Animal and Plant Health Inspection Service. A series of retrospective and prospective descriptive surveys using a multiple list and area frame sampling technique were conducted. I...
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A 10-month-old female Japanese black heifer presenting with sudden loss of appetite was diagnosed with extreme extension of the gallbladder. Laparotomy reaching from the right part of the 10th rib to the right flank showed an extended gallbladder greater than 50 cm in diameter. Cholecystectomy was performed as follows: 1) complete removal of the gallbladder distally from the base; 2) flushing v...
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segment of the integrated management program in an efficient beef cow production system. The main objective should be to develop an adequate number of heifers to a point where they reach puberty and are cycling regularly at the start of the breeding season. In addition, they should have adequate pelvic area to deliver a reasonable size calf unassisted. Because of her increased nutritional needs...
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ژورنال
عنوان ژورنال: Epidemiology and Infection
سال: 2015
ISSN: 0950-2688,1469-4409
DOI: 10.1017/s0950268815000357