Browsing 1990 Onderstepoort Journal of Veterinary Research, Volume 57, 1990 by Author "Wijma, S."

Browsing 1990 Onderstepoort Journal of Veterinary Research, Volume 57, 1990 by Author "Wijma, S."

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  • The freeze-drying of Cowdria ruminantium 
    Du Plessis, J.L.; Van Gas, L.; Labuschagne, F.J.; Wijma, S.; Verwoerd, Daniel Wynand (Published by the Government Printer, Pretoria., 1990)
    Lyophilized tissues of mice and blood of sheep, infected with either the Kumm, the Welgevonden or the Ball 3 stock of Cowdria ruminantium, remain infective to mice and sheep after storage at 4ºC for 90 days. Freeze-dried ...