Browsing 1935 Onderstepoort Journal of Veterinary Science and Animal Industry, Volume 5, 1935 by Author "Steyn, Douw G."

Browsing 1935 Onderstepoort Journal of Veterinary Science and Animal Industry, Volume 5, 1935 by Author "Steyn, Douw G."

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  • Note upon the isolation of the toxic principle from a species of Dimorphotheca, probably Dimorphotheca fruticosa 
    Steyn, Douw G.; Rimington, C.; Du Toit, P.J. (Pretoria : Government Printer, 1935)
    The cyanogenetic glucoside Linamarin has been isolated from a species of Dimorphotheca, probably Dimorphotheca fruticosa. The leaves of the plant contain approximately 1.5gm of HCN per 100gms.
  • The toxicity of pumpkin seed (Cucurbita pepo L.) 
    Steyn, Douw G.; Du Toit, P.J. (Pretoria : Government Printer, 1935)
    (1) No experimental evidence was obtained to support the contention that pumpkin seed produces paralysis in stock. A young sheep drenched with large amounts of fresh seed developed transient diarrhoea. It is possible that ...
  • The toxicity of trypan blue 
    Steyn, Douw G.; Du Toit, P.J. (Pretoria : Government Printer, 1935)
    It has been definitely proved that two out of three brands of Trypan Blue tested markedly increased in toxicity after the solutions had been left standing for ten days before injection. It is therefore obvious that only ...