A historical account of the diagnosis and characterization of strains of Mycoplasma gallisepticum of low virulence von Yoder, H.W. Jr

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Nonspecific reactions to mycoplasma serum plate antigens induced by inactivated poultry disease vaccines von Yoder, H.W. Jr

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Reversion to virulence of chicken-passaged infectious bronchitis vaccine virus von Hopkins, S.R, Yoder, H.W. Jr

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Congo red binding by Escherichia coli isolates from chickens von Yoder, Harry W.

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Pathogenicity of Escherichia coli in aerosols for young chickens von Yoder, H.W. Jr. (USDA, ARS, Southern Poultry Research Laboratory, Athens, GA), Beard, C.W, Mitchell, B.W

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Efficacy of experimental inactivated Mycoplasma gallisepticum oil-emulsion bacterin in egg-layer chickens von Yoder, H.W. Jr, Hopkins, S.R

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Evaluation of inactivated Mycoplasma gallisepticum oil-emulsion bacterins for protection against airsacculitis in broilers [Chicks] von Yoder, H. W., Hopkins, S. R., Mitchell, B. W.

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Increased incidence of airsacculitis in broilers infected with Mycoplasma synoviae and chicken-passaged infectious bronchitis vaccine virus von Hopkins, S.R, Yoder, H.W. Jr

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Influence of infectious bronchitis strains and vaccines on the incidence of Mycoplasma synoviae airsacculitis [Chickens] von Hopkins, S.R, Yoder, H.W. Jr

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Infectious sinusitis in wild turkeys [Mycoplasma gallisepticum] von Davidson, W. R., Nettles, V. F., Couvillion, C. E., Yoder, H. W.

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Microagglutination Test for the Detection of Antibodies to Mycoplasma gallisepticum and M. synoviae in Avian Sera von Yoder, Harry W.

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Serological Monitoring of Eastern Wild Turkeys for Antibodies to Mycoplasma spp. and Avian Influenza Viruses von Davidson, William R., Yoder, Harry W., Brugh, Max, Nettles, Victor F.

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Preparation of Inactivated Oil-Emulsion Vaccines with Avian Viral or Mycoplasma Antigens von Stone, H. D., Brugh, M., Hopkins, S. R., Yoder, H. W., Beard, C. W.

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Identification of Avian Mycoplasma Isolates by the Agar-Gel Precipitin Test von Nonomura, Isao, Yoder, Harry W.

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Preparation of mycoplasma synoviae hemagglutinating antigen and its use in the hemagglutination-inhibition test von Vardaman, T.H, Yoder, H.W

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Recent advances in filtered-air positive-pressure (FAPP) housing for the production of disease-free chickens von Mitchell, B.W. (USDA, ARS, South East Poultry Research Laboratory, Athens, GA), Beard, C.W, Yoder, H.W. Jr

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Mycoplasma synoviae and Mycoplasma gallisepticum infections: differentiation by the hemagglutination-inhibition test von Vardaman, T H, Yoder, Jr, H W

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Comparison of strains of Mycoplasma gallisepticum by polyacrylamide gel electrophoresis von Rhoades, K.R, Phillips, M, Yoder, H.W

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Avian Infectious Bronchitis: Virus Distribution in Tissues of Chicks von Hofstad, M. S., Yoder, Harry W.

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Preparation of Mycoplasma synoviae antigen for the tube agglutination test von Vardaman, T.H, Yoder, H.W

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