Browsing South African National Veterinary Repository by UP Author "Winterbach, Hanlie Evelyn Kathleen"

Browsing South African National Veterinary Repository by UP Author "Winterbach, Hanlie Evelyn Kathleen"

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  • Cyclic fluctuations in acetone concentrations in the blood and milk of clinically healthy dairy cows 
    Winterbach, Hanlie Evelyn Kathleen; Petzer, Inge-Marie; Apps, P.J.; Giesecke, W.H.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
    Milk samples were taken daily or twice weekly, and blood samples twice weekly, from six clinically healthy dairy cows. Acetone concentration was determined by a new headspace gas-chromatographic method that proved to be ...
  • A gas-chromatographic headspace method for the determination of acetone in bovine milk, blood and urine 
    Winterbach, Hanlie Evelyn Kathleen; Apps, P.J.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1991)
    An automated headspace gas-chromatographic method has been developed for the determination of acetone in the milk, blood and urine of dairy cows. Five ml samples were saturated with 2g of sodium chloride and equilibrated ...