Продуктивность сухостойных коров в зависимости от разного энергопротеинового отношения в рационах
2009
Radchikov, V.F. | Sebrovskij, V.S. | Budko, V.M. | Yaroshevich, S.A. | Shevtsov, A.N., National Academy of Sciences. Scientific and Practical Center of Animal Breeding (Belarus)
Increase of protein and energy nutrition norm of dry cows in winter and summer periods at 10 and 15% by protein and vitamin mineral additive based on peas and rape promotes increase of average daily weigh gain at 5,4-12,2%, calves live weight at birth – at 3,6-8,1%, average daily weigh gain – at 3,9 and 12,1%. Optimization of energy and protein content in diets allows to increase milk yield at 5,1-9,9% and decrease forage spends per 1 unit of product at 4,6-9,1%
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