Browsing 1953 Onderstepoort Journal of Veterinary Research, Volume 26, Number 1 & 2, 1953 by Subject "Veterinary medicine -- South Africa"
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Browsing 1953 Onderstepoort Journal of Veterinary Research, Volume 26, Number 1 & 2, 1953 by Subject "Veterinary medicine -- South Africa"
Now showing items 1-20 of 21
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(Published by The Government Printer, Pretoria, 1953)1. The incidence of calf paratyphoid in various countries and its relationship to disease in adult cattle, in other species of animals, and in human beings are reviewed. 2. The isolation of 507 strains of Salmonella ...
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(Published by The Government Printer, Pretoria, 1953)1. Immunization experiments performed on mice with various vaccines prepared from S. dublin and other Salmonella species showed that a formalinized aluminium hydroxide precipitated vaccine gave the best protection against ...
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(Published by The Government Printer, Pretoria, 1953)1. In a study of the transmission of anti-bodies from immunized pregnant cows to the colostrum and to their progeny it was noticed that the agglutinin titre of the colostral whey and of the calf's serum might be several ...
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The cardiac glycoside from Urginea rubella Baker. Part II. Hydrolysis of rubellin and pro-rubellidin (Published by The Government Printer, Pretoria, 1953)1. The isolation of an unusual sugar component, viz. a sugar acid derivative, obtained by the hydrolysis of rubellin, is reported. 2. Hydrolysis of pro-rubellidin under various conditions gave products which pointed ...
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(Published by The Government Printer, Pretoria, 1953)1. In a herd of 760 animals which has for years been more or less regularly tuberculin-tested and in which for years no case of tuberculosis was found quite a large number of animals showed sensitization at an annual ...
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(Published by The Government Printer, Pretoria, 1953)An ox, No. 7017, suffering from bovine congenital porphyrinuria (pink tooth) and excreting as much as 1•6 gm. of total pophyrins in faeces and urine per day, was still in reasonably good health at the age of 18 years. ...
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(Published by The Government Printer, Pretoria, 1953)It may be concluded from the experiments conducted which, though on a small scale, nevertheless represent a severe test of the insecticides used, that Dieldrin is an extremely potent and quick-acting acaricide. Against ...
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(Published by The Government Printer, Pretoria, 1953)(1) The ovaries of 24 mares were examined rectally during a total of 52 oestrous periods in the 1949-51 breeding seasons. Only 27 of the 52 periods ended in ovulation. In 24 of the 27 normal periods the mares were mated ...
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(Published by The Government Printer, Pretoria, 1953)Maize products are notoriously deficient in certain essential nutrients, amongst others, some members of the B-complex vitamins. Such deficiencies are furthermore aggravated in processing maize. Two maize products, ...
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(Published by The Government Printer, Pretoria, 1953)It has been shown that whereas blood obtained during the breakdown reaction in immunized horses may be non-pathogenic for mice it is still capable of infecting horses, dogs and ferrets. Due to this fact it is often. ...
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(Published by The Government Printer, Pretoria, 1953)
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(Published by The Government Printer, Pretoria, 1953)
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(Published by The Government Printer, Pretoria, 1953)Veterinarians in countries where tick-borne diseases are prevalent are well acquainted with the difficulties encountered in the treatment of equine Babesiosis ( = Nuttaliosis). Affected animals do not respond satisfactorily ...
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(Published by The Government Printer, Pretoria, 1953)(1) The eructation reflex in sheep and cattle, and factors affecting it, have been studied mainly by the method of forced air insufflation and direct recording of intraruminal pressure. (2) Eructation is a complex, ...
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(Published by The Government Printer, Pretoria, 1953)1. Higher concentrations of the new organic insecticides are necessary to achieve a complete kill of first instar larvae of Lucilia cuprina Wied., when contact with the insecticides is short than is necessary for mature ...
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(Published by The Government Printer, Pretoria, 1953)Two new synthetic chlorinated hydrocarbon insecticides Isodrin and Endrin have been tested for their larvicidal effect against L. cuprina and for the duration of the period they afford protection against artificial strike. ...
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(Published by The Government Printer, Pretoria, 1953)(1) Frothing of ruminal ingesta is the main cause of bloat in sheep on green lucerne (2) It was found that the formation of froth is dependent on the consistency of the ruminal ingesta which in turn is influenced by ...
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(Published by The Government Printer, Pretoria, 1953)(1) The viability of neurotropic African horsesickness virus was tested in media containing various salts, different amino acids, gelatine, "Dextran", chick embryo extract, serum saline and egg white. Of these, egg white ...
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(Published by The Government Printer, Pretoria, 1953)It has been established that in ruminants there is a circulation of water-soluble phosphorus from the blood, through the saliva into the rumen and back via the small intestine. A high water-soluble phosphorus concentration ...
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(Published by The Government Printer, Pretoria, 1953)
Now showing items 1-20 of 21