Совершенствование минерально-витаминного питания высокопродуктивных коров в основном цикле лактации в зимний период
2009
Sakhanchuk, A.I. | Kallaur, M.G. | Dedkovskij, V.A. | Kirikovich, S.A. | Burakevich, T.A. | Goryacheva, E.V., National Academy of Sciences. Scientific and Practical Center of Animal Breeding (Belarus)
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 (the Republic of Belarus) 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 belarusian rubles
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