Browsing 1979 Onderstepoort Journal of Veterinary Research, Volume 46, 1979 by Author "Schoonbee, H.J."

Browsing 1979 Onderstepoort Journal of Veterinary Research, Volume 46, 1979 by Author "Schoonbee, H.J."

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  • Trout mortalities as a result of Streptococcus infection 
    Boomker, Jacob Diederik Frederik; Imes, G.D.; Cameron, Colin McKenzie; Naude, T.W.; Schoonbee, H.J.; Steyn, P.J.J.; Bigalke, R.D.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B.; Cameron, Colin McKenzie; Gilchrist, Frances M.C. (Published by The Government Printer, Pretoria, 1979)
    Excessive mortalities were experienced in the bigger rainbow trout (Salmo gairdneri) at an efficiently managed trout farm. All tests for known toxins in the feed and water proved to be negative. A faecal Streptococcus which ...