Browsing 1980 Onderstepoort Journal of Veterinary Research, Volume 47, 1980 by Issue Date

Browsing 1980 Onderstepoort Journal of Veterinary Research, Volume 47, 1980 by Issue Date

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  • Studies on the physiopathology of chronic obstructive pulmonary disease in the horse. II. Right heart haemodynamics 
    Littlejohn, A.; Bowles, Felicity; Steyn, P.J.J.; 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, 1980)
    Pressure curves obtained by cardiac catheterization of the pulmonary artery, right ventricle and right atrium of 9 horses and ponies with chronic obstructive pulmonary disease (COPD) were compared with those similarly ...
  • The control of bacterial contamination in carcass meal with propionic acid 
    Van Staden, J.J.; Van der Made, H.N.; Jordaan, E.; Steyn, P.J.J.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (Published by the Government Printer, Pretoria., 1980)
    The effect of the addition of 2, 3, 5, 7 and 10% respectively of propionic acid on known numbers of bacteria added to or contained in carcass meal was examined. Escherichia coli was totally inhibited by 2% propionic acid, ...
  • Aetiology of jaagsiekte : experimental transmission to lambs by means of cultured cells and cell homogenates 
    Verwoerd, Daniel Wynand; De Villiers, Ethel-Michele; Tustin, R.C.; Steyn, P.J.J.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M. (Published by the Government Printer, Pretoria., 1980)
    Studies on the transmission of jaagsiekte (ovine pulmonary adenomatosis) both by sub inoculation of cells of known sex and by cell homogenates into male and female lambs are reported. The results obtained indicate a ...