Browsing 1977 Onderstepoort Journal of Veterinary Research, Volume 44, 1977 by Author "Van Wyk, Jan Aucamp"

Browsing 1977 Onderstepoort Journal of Veterinary Research, Volume 44, 1977 by Author "Van Wyk, Jan Aucamp"

Sort by: Order: Results:

  • Cryopreservation of the infective larvae of the common nematodes of ruminants 
    Van Wyk, Jan Aucamp; Gerber, H.M.; Van Aardt, W.P.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (Pretoria : The Government Printer, 1977)
    Exsheathed infective larvae (L 3) of 19 species of nematodes were tested for infectivity in either sheep or cattle after they had been frozen in 0, 9% NaCI solution, stored for a relatively short time in the gas phase of ...
  • A rapid method for differentiating between the infective larvae of Oesophagostomum columbianum and Chabertia ovina 
    Van Wyk, Jan Aucamp; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1977)
    When freshly-collected, exsheathed infective larvae of Oesophagostomum columbianum and Chabertia ovina were frozen in liquid nitrogen and subsequently thawed, conspicuous vesicles appeared in the intestinal cells of the ...
  • Studies on Schistosomiasis. 9. Pathology of the bovine urinary tract 
    Bartsch, R.C.; Van Wyk, Jan Aucamp; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1977)
    Pathological findings in the urinary tract of 40 head of cattle, experimentally or naturally infested with Schistosoma mattheei, are presented. Lesions of the ureter found in 57,5% of the cases consisted of linear granulomata ...