Browsing 1943 Onderstepoort Journal of Veterinary Science and Animal Industry, Volume 18, 1943 by Issue Date
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- Browsing 1943 Onderstepoort Journal of Veterinary Science and Animal Industry, Volume 18, 1943 by Issue Date
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Browsing 1943 Onderstepoort Journal of Veterinary Science and Animal Industry, Volume 18, 1943 by Issue Date
Now showing items 1-20 of 32
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(Pretoria : The Government Printer, 1943)
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(Pretoria : The Government Printer, 1943)The systems of orthogonal polynomials mainly used in practice are derived from a common general formula, which is established by the principle of least squares, utilizing results from the Finite Calculus. A simplified ...
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(Pretoria : The Government Printer, 1943)Constant live-weight has been used as criterion in measuring the maintenance requirement of adult sheep during winter. It has been found that an animal weighing 100 lb. requires 2.106 lb. of a grass hay, containing 1622 ...
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(Pretoria : The Government Printer, 1943)A Shorthorn bull 7597 remotely related to a porphyrin carrier (Dr) bull (7015) and showing skin lesions of photosensitization from calfhood, was bred to two cows suffering from congenital porphyrinuria (pink tooth). ...
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(Pretoria : The Government Printer, 1943)An attempt was made to prepare a blowfly dressing which would be rapidly lethal to the maggots and cause the strike wounds to become unattractive to blowflies and to dry and heal quickly. In vitro tests of contact ...
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(Pretoria : The Government Printer, 1943)Methods for the determination of the acetone bodies in both blood and urine in sheep suffering from Domsiekte are given. The preliminary treatment with basic lead acetate and ammonia, has been found to be of no advantage ...
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(Pretoria : The Government Printer, 1943)A method for the isolation of potassium cymonate, the toxic principle of Dichapetalum cymosum has been described. The M.L.D. of potassium cymonate for the rabbit is 0.5 to 0.75 mgm. per kilogram bodyweight.
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(Pretoria : The Government Printer, 1943)1. Rats of 5-6 weeks of age with a vitamin A-reserve of about 1,200 I.U., when fed a vitamin A deficient ration depleted their reserves in the livers in 24 weeks’ time. 2. Characteristic symptoms were observed in the ...
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(Pretoria : The Government Printer, 1943)Positive results were obtained when vitaminized peanut butter was fed in small doses of 4.2 and 8.4 I.U's. of vitamin A per rat daily. Body weight increases served as criteria. For the same peanut butter, on chemical tests ...
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(Pretoria : The Government Printer, 1943)In studies conducted on merino sheep with permanent ruminal fistulae, it has been demonstrated that acute gas production in the forestomachs immediately after the consumption of certain foods is associated with a ...
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(Pretoria : The Government Printer, 1943)
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(Pretoria : The Government Printer, 1943)Two aspects of solar radiation in its relation to cattle in South Africa and Europe are considered. The first is the solar radiation itself and the factors influencing its intensity and total amount incident on a horizontal ...
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(Pretoria : The Government Printer, 1943)
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(Pretoria : The Government Printer, 1943)1. Studies were undertaken on the disintegration of various carbohydrates (sugars and cellulose) in the rumen of sheep. For this purpose were utilised adult merino sheep with permanent fistulae in the rumen. 2. With the ...
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(Pretoria : The Government Printer, 1943)From the observations made on: normal ewes as well as on spayed ewes following treatment with stilboestrol and pregnant mare serum, evidence is presented showing that seasonal anoestrus in merino ewes is closely associated ...
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(Pretoria : The Government Printer, 1943)1. From collections of maggots from live sheep at Onderstepoort, Dohne, C.P. and the main sheep farming areas of the Union of South Africa, Lucilia cuprina alone was responsible for 55 per cent. of the total strikes, and ...
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Pigment metabolism. I. The examination of the urine and blood of dogs for bilirubin and haemoglobin (Pretoria : The Government Printer, 1943)1. In all the cases of bilirubinaemia examined, whether the animals suffered from canine piroplasmosis or hepatic disturbances abnormal amounts of bilirubin were excreted in the urines. 2. Haemoglobin was frequently ...
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(Pretoria : The Government Printer, 1943)1. Obesity is a potent factor in the causation of "pregnancy disease" or domsiekte. 2. In the absence of fatal acetonaemia, prolonged semi-starvation of sheep causes a gradual decrease in the circulating lymphocytes ...
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(Pretoria : The Government Printer, 1943)In studying ways and means of converting, on a commercial basis, an alkali carbonate such as potassium carbonate to the corresponding alkali sulphate, one should bear in mind that the success of the conversion should be ...
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(Pretoria : The Government Printer, 1943)The investigations on Theileria parva infection of cattle revealed : (1) That bilirubinaemia did occur, the highest figure for plasma bilirubin being 12 v. d. Bergh units. (2) That the yellow staining of the fat is due ...
Now showing items 1-20 of 32