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Journal of Dairy Science|August 1, 1986
Determining animal drug combinations based on efficacy and safetyD D Kratzer, S Geng
Journal - Association of Official Analytical Chemists|May 1, 1983
Microbiological determination of lincomycin in feeds and supplements containing high concentrations of bentoniteG L Stahl, D D Kratzer
American Journal of Veterinary Research|February 1, 1981
Therapeutic effects of parenteral administration of lincomycin on experimentally transmitted swine dysenteryA H Hamdy, D D Kratzer
Journal - Association of Official Analytical Chemists|September 1, 1984
Microbiological determination of neomycin in feeds and formulated productsG L Stahl, D D Kratzer
Journal - Association of Official Analytical Chemists|May 1, 1980
Gas-liquid chromatographic determination of melengestrol acetate in cattle feed supplements: collaborative studyR A Davis, D D Kratzer, S Geng
Journal - Association of Official Analytical Chemists|March 1, 1989
Microbiological determination of neomycin in feeds: collaborative studyG L Stahl, D D Kratzer, C W Kasson
Poultry Science|May 1, 1977
Social status and sex ration effects on mating frequency of cockerelsJ V Craig, B Al-Rawi, D D Kratzer
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