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Browsing 1935 Onderstepoort Journal of Veterinary Science and Animal Industry, Volume 5, 1935 by Issue Date
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Mason, J.H.; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
l. The total antitoxin binding value of a toxoid of Cl. welchii, Type B (the "lamb dysentery bacillus") has a direct bearing on its immunizing capacity. The more antitoxin a toxoid binds, the greater is the degree of ...
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Van Wyk, C.M.; Botha, M.L.; Bekker, J.G.; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
(1) Six groups of young wethers were kept on a production ration for two years. During the second year five of the groups received supplements of sulphur and of compounds containing sulphur, the sixth group acting as ...
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Ortlepp, R.J.; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
From the above description it will be noted that the morphology is very similar to that of C. lophophallum Baer, 1933; it, however, differs from this species in that a pharynx is absent and the intestinal caeca open to the ...
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Van Manen, E.; Rimington, C.; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
1. The enzymic activity of solutions of thick and thin albumen from normal and watery-white eggs has been studied, using a micro-titration method determining peptide cleavage in terms of the increase in amino nitrogen.
2. ...
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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 ...
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Du Toit, P.J.; Louw, J.G.; Malan, A.I.; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
The investigation which has been dealt with in this paper is a continuation of earlier work carried out in 1932 on species of grasses grown on separate plots and exposed to the same climatic conditions while being subjected ...
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Rimington, C.; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
Although the investigations recorded in this paper have not resulted in the isolation of the toxic principle of the Gifblaar, Dichapetalum cymosum in a state of chemical purity, it is felt that certain valuable information ...
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Malan, A.P.; Van Wyk, C.M.; Botha, M.L.; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
1. A statistical analysis is given of the fleece and certain fibre attributes of a shoulder sample of a group of wethers sent from Grootfontein to Onderstepoort for experimental purposes. The data comprise values obtained ...
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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 ...
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Du Toit, P.J.; Malan, A.I.; Louw, J.G.; Holzapfel, C.R.; Roets, G.; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
1. The third report of the series on the mineral content and
feeding value of South African natural pastures is presented.
2. Both pasture and blood analysis confirm the earlier statement
that practically all South ...
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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.
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Mason, J.H.; Robinson, E.M.; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
Toxic broth filtrates of one A, one B, six C, and one D types Cl. botulinum, and the antitoxins produced by injecting these filtrates into goats have been tested, from the standpoint of working out the antigenic "make up" ...
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Alexander, R.A.; Neitz, W.O.; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
1. Experiments conducted to demonstrate the susceptibility of horses and cattle are described.
2. The appearance of virucidal antibodies in the serum of these animals after infection is demonstrated by a technique of in ...
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Neitz, W.O.; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
It was possible to infect the blesbuck with Spirochaeta theileri from cattle.
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Rimington, Claude; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
1. The cyanogenetic glucoside Acacipetalin has been isolated by an improved method from Acacia stolonifera Burch.
2. Tetra-acetylacacipetalin has been prepared.
3. Pinit, inositol monomethyl ether, has been identified ...
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Myburgh, S.J.; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
1.Details are given of the method employed at this Institute for the determination of Carotene in some animal foodstuffs.
2. The Carotene content of pasture diminishes rapidly as the pasture matures and becomes dry during ...
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Anonymous; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
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Monnig, H.O.; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
1. Chemotherapy for oesophagostomiasis must be based on the administration of the remedy into the abomasum. At first a 1 per cent. copper sulphate solution was used for stimulation of the oesophageal reflex, then higher ...
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Curson, H.H.; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
Hamitic Longhorn stock, Brachyceros stock and Longhorned Zebu stock are discussed.
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Curson, H.H.; Bisschop, J.H.R.; Du Toit, P.J.
(Pretoria : Government Printer, 1935)
The result of this study suggests that humps may be classified:
(a) According to situation – cervico-thoracic and thoracic.
(b) According to structure – muscular and musculo-fatty.
(c) According to function – traction ...