Browsing 1980 Onderstepoort Journal of Veterinary Research, Volume 47, 1980 by Author "Jordaan, E."

Browsing 1980 Onderstepoort Journal of Veterinary Research, Volume 47, 1980 by Author "Jordaan, E."

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  • 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, ...
  • Determination of the physicochemical and microbiological quality of carcass, bone and blood meal 
    Van Der Made, H.N.; Van Staden, J.J.; Du Toit, J. de V.; Jordaan, E.; Barrett, E.L.; Coetzee, J.D.; 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 pH value and the moisture, fat and protein content of abattoir by products which are commercially available in the Republic of South Africa were examined, and the total bacterial count and the extent of Salmonella, ...