Browsing 1934 Onderstepoort Journal of Veterinary Science and Animal Industry, Volume 2, 1934 by Subject "Minerals in nutrition"

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Studies in mineral metabolism XXIX. The iodine content of foodstuffs in relation to the occurrence of endemic goitre in the Langkloof Valley

Blom, I.J.B.; Union of South Africa. Dept. of Agriculture; Du Toit, P.J. (Union of South Africa : Dept. of Agriculture, 1934)

Iodine was determined in foodstuffs from different parts of South Africa including those from endemic goitre areas in the Uniondale district, and such widely differing results were obtained that no fixed relationship could ...
Studies in mineral metabolism XXVII. Modifications of the methods used at Onderstepoort for the determination of (a) magnesium and calcium; (b) potassium in grass-extracts

Holzapfel, C.R.; Union of South Africa. Dept. of Agriculture; Du Toit, P.J. (Union of South Africa : Dept. of Agriculture, 1934)

A modified method for determining calcium and magnesium in grass-extracts is described, and the effect of iron on the original magnesium determination illustrated. Also, a modification of the washing mixture substituting ...
Studies in mineral metabolism XXVIII. Methods for the micro-determination of iodine in biological material

Blom, I.J.B.; Union of South Africa. Dept. of Agriculture; Du Toit, P.J. (Union of South Africa : Dept. of Agriculture, 1934)

Micro-analytical methods for the determination of iodine in biological substances are discussed and the efficiency of the nickel dish method compared with that of the dry oxidation in a closed system. It is shown that under ...

Now showing items 1-3 of 3

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