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Browsing 1938 Onderstepoort Journal of Veterinary Science and Animal Industry, Volume 11, 1938 by Author "Smuts, D.B."
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Smuts, D.B.; Marais, J.S.C.; Du Toit, P.J.
(Pretoria : Government Printer, 1938)
1. By the application of the mold method the individual surface area of 17 chickens of approximately one month of age were determined and formulae evolved for the prediction of the surface area. The value for K in the Meeh ...
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Smuts, D.B.; Marais, J.S.C.; Du Toit, P.J.
(Pretoria : Government Printer, 1938)
By means of a nitrogen free diet the time period for the attainment of the endogenous nitrogen level has been established in sheep. It appears that the preliminary protein period is a determining factor in the length of ...
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Smuts, D.B.; Marais, J.S.C.; Du Toit, P.J.
(Pretoria : Government Printer, 1938)
By means of the paired feeding method, it has been shown that the addition of cystine to lucerne significantly enhances the growth promoting properties of the latter, and that when peanutmeal is supplemented by oatmeal the ...
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Smuts, D.B.; Marais, J.S.C.; Du Toit, P.J.
(Pretoria : The Government Printer, 1938)
By means of the nitrogen balance-sheet method a biological value of 55 for soyabeans and 78 for linseedmeal at approximately 8 per cent. level has been obtained. Utilizing the same method, and substituting an equivalent ...
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Smuts, D.B.; Marais, J.S.C.; Du Toit, P.J.
(Pretoria : The Government Printer, 1938)
1. By means of the balance-sheet method, it has been shown that the biological value of lucerne protein for sheep is 60 and that the addition of cysteine does not effect this biological value. 2. The apparent digestibility ...
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Smuts, D.B.; Marais, J.S.C.; Du Toit, P.J.
(Pretoria : The Government Printer, 1938)
By means of the paired feeding method, the possible indispensable amino acid deficiencies of peanutmeal, coprameal, linseedmeal and soyabeanmeal have been investigated. It has been found that peanutmeal is not deficient ...