Browsing South African National Veterinary Repository by Author "Laurence, G.B."

Browsing South African National Veterinary Repository by Author "Laurence, G.B."

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  • Digestibility of lucerne hay with special reference to experimental technique in digestion trials 
    Groenewald, J.W.; Myburgh, S.J.; Laurence, G.B.; Louw, J.G.; De Kock, G.v.d.W. (Published by The Government Printer, Pretoria, 1950)
    Five steers were used to determine the digestion coefficients of the Dry Matter, Crude Protein, and Crude Fibre of lucerne hay during five separate periods. The analysis of the resultant data shows that period has no ...
  • The influence of nutritional level on verminosis in merino lambs 
    Laurence, G.B.; Groenewald, J.W.; Quin, J.I.; Clark, R.; Ortlepp, R.J.; Bosman, S.W.; Alexander, R.A.; Clark, R.; Sterne, M.; Louw, J.G.; Van der Reyden, D.; De Kock, V.E. (Published by The Government Printer, Pretoria, South Africa., 1951)
    1. A mass mixed infestation of Haemonchus contortus and Oesophagostomum, columbianum larvae dosed to 7-8 month old merino lambs kept on two different planes of nutrition caused a peracute fatal verminosis in all the ...
  • On the feeding of a phosphorus supplement to mother-reared calves, prior to weaning, under open range conditions in Bechuanaland 
    Bisschop, J.H.R.; Malan, A.I.; Steyn, H.P.; Laurence, G.B.; Du Toit, P.J. (The Government Printer, Pretoria, 1939)
    The results are presented of an experiment to ascertain whether a regular supplement of bonemeal given to calves up to weaning age would be beneficial to their growth and development, in comparison with a comparable group ...