Browsing Cattlemen's Day, 1998 by Author "Oberst, R.D."

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Browsing Cattlemen's Day, 1998 by Author "Oberst, R.D."

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  • Comparison of Fusobacterium necrophorum isolates from liver abscesses, ruminal walls, and ruminal contents of feedlot cattle
    Narayanan, S.; Nagaraja, T.G.; Okwumabua, O.; Staats, J.; Chengappa, M.M.; Oberst, R.D. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1998)
    DNA finger printing (restriction fragment length polymorphism analysis) was employed to genetically compare Fusobacterium necrophorum isolates of liver abscesses, ruminal wall, and ruminal contents from the same animal. ...
  • Prevalence of Escherichia coli O157:H7 in cow-calf herds in Kansas
    Sargeant, J.M.; Gillespie, J.R.; Hyatt, D.R.; Galland, J.C.; Oberst, R.D.; Phebus, R.K.; Bohra, L.K.; Hays, M.P. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1998)
    Fecal samples from cows and calves and samples of water sources were collected monthly for 8 months from 10 Kansas cow-calf farms to determine the prevalence of E. coli O157:H7. The bacterium was found in 8% of fecal ...