1941 Onderstepoort Journal of Veterinary Science and Animal Industry, Volume 17, 1941: Recent submissions

Now showing items 21-23 of 23

Studies on the alimentary tract of merino sheep in South Africa. VI. The role of infusoria in ruminal digestion with some remarks on ruminal bacteria

Van der Wath, J.G.; Myburgh, S.J.; Du Toit, P.J. (Pretoria : The Government Printer, 1941)

(1) A technique is described for the preservation and counting of ruminal infusoria. (2) Reactions of specific infusoria as well as total infusorial populations to changes in the diet of stable fed sheep were ...
Ticks in the South African zoological survey collection - Part I - Ixodes alluaudi Neumann 1913, a primitive tick parasitic on shrews

Theiler, Gertrud; Du Toit, P.J. (Pretoria : The Government Printer, 1941)

1. Neumann's (1913) description of the male of Ixodes alluaudi is enlarged upon and the female, nymph and larva described for the first time. 2. It is shown that it is essentially a parasite of the shrew, which may, faut ...
Treatment and control of chronic streptococcus mastitis in bovines : results obtained in two herds

Van Rensburg, S.W.J.; Thorburn, J.A.; Du Toit, P.J. (Pretoria : The Government Printer, 1941)

1. An account is given of the results obtained over periods of 14 and 12 months respectively from a scheme applied to two South African Friesland herds and aiming at the eradication of chronic streptococcus mastitis from ...

Now showing items 21-23 of 23

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