Browsing 1970 Onderstepoort Journal of Veterinary Research, Volume 37, 1970 by Subject "Cowdriosis"

Browsing 1970 Onderstepoort Journal of Veterinary Research, Volume 37, 1970 by Subject "Cowdriosis"

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  • Immunity in heartwater : I. A preliminary note on the role of serum antibodies 
    Du Plessis, J.L.; South Africa. Dept. of Agricultural Technical Services; De Lange, M.; Reinecke, R.K.; De Kock, V.E.; Walker, Jane B.; Tustin, R.C. (Pretoria : Government Printer, 1970)
    Ammonium sulphate precipitated gamma-globulins obtained from sheep immune to Cowdria ruminantium (Cowdry, 1925) failed to protect susceptible sheep against artificial infection by this parasite, irrespective of whether the ...