Perfection of Mineral-vitamin Nutrition of Highly Productive Cows at the Basic Lactation Cycle in Winter Period
Abstract
Usage of macro- and microelements, vitamins A and D for highly productive cows with daily milk yield of 32 kg in summer period in correspondence with norms of Belarusian Research Institute on Animal Husbandry (1992) counted per 1 kg of dry matter of a diet: phosphorus - 5,29 g, calcium - 7,46, copper - 12,64 mg, zinc - 77,26, manganese - 77,26, vitamins A and D - 23,74 and 1,02 thousand ME correspondingly compared to norms of Soviet Academy of Agriculture (1985) promotes 10% phosphorus content growth and 4,7% growth of 4%-milk yield and product outcome as well as profit increase per 1 animal at 1022 rubles.
About the Authors
A. I. Sakhantchuk
RUE "Scientific and Practical Center of the National Academy of Sciences of Belarus on Animal Husbandry"
Russian Federation
Russian Federation
M. G. Kallaur
RUE "Scientific and Practical Center of the National Academy of Sciences of Belarus on Animal Husbandry"
Russian Federation
Russian Federation
V. A. Dedkovsky
RUE "Scientific and Practical Center of the National Academy of Sciences of Belarus on Animal Husbandry"
Russian Federation
Russian Federation
S. A. Kirikovitch
RUE "Scientific and Practical Center of the National Academy of Sciences of Belarus on Animal Husbandry"
Russian Federation
Russian Federation
T. A. Burakevitch
RUE "Scientific and Practical Center of the National Academy of Sciences of Belarus on Animal Husbandry"
Russian Federation
Russian Federation
E. V. Goryacheva
RUE "Scientific and Practical Center of the National Academy of Sciences of Belarus on Animal Husbandry"
Russian Federation
Russian Federation
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Review
For citations:
Sakhantchuk A.I., Kallaur M.G., Dedkovsky V.A., Kirikovitch S.A., Burakevitch T.A., Goryacheva E.V. Perfection of Mineral-vitamin Nutrition of Highly Productive Cows at the Basic Lactation Cycle in Winter Period. Zootechnical Science of Belarus. 2009;44(2):204-212. (In Russ.)
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