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Seasonal changes in the mineral composition of colostrum and milk whey of cows
Authors:Kh A Suge?l'  N A Zakharenko  N N Mel'nikova
Abstract:It is shown that in summer the level of sodium, potassium and calcium in the colostrum and milk serum of cows for the first ten days of lactation is 1.5-2.0 times higher and the content of inorganic phosphorus lower than the analogous indices for cows in winter-spring. The concentration of iron, copper, zinc and chlorides in the colostrum and milk serum of cows in different seasons is unchanged.
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