Browsing 1989 Onderstepoort Journal of Veterinary Research, Volume 56, 1989 by Author "Myburgh, Jan G."

Browsing 1989 Onderstepoort Journal of Veterinary Research, Volume 56, 1989 by Author "Myburgh, Jan G."

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  • Myburgh, Jan G.; Staley, G.P.; Van der Merwe, Sanette M.; Verwoerd, Daniel Wynand (Published by the Government Printer, Pretoria., 1989)
    Two hundred and seventy-five serum samples from cattle in Malawi were tested as a pilot survey for Leptospira antibody titres. Fifty-nine (21,4%) of the animals were positive for leptospirosis, while 35 (12,7%) animals ...
  • Myburgh, Jan G.; Staley, G.P.; Chaparro, F.; Verwoerd, Daniel Wynand (Published by the Government Printer, Pretoria., 1989)
    The serological prevalence of Coxiella burnetii in cattle in Malawi is unknown. Serum samples from 200 Malawian zebu cattle were tested for C. burnetii antibodies using the complement fixation test. The percentage of ...