Воспроизводительная способность и естественная резистентность быков-производителей при использовании в кормлении различных уровней витаминов и микроэлементов
2009
Shlyakhtunov, V.I. | Karpenya, M.M. | Karpenya, S.L., Vitebsk State Academy of Veterinary Medicine (Belarus)
Application in diets of producing bulls of the increased doses of vitamins and trace elements promotes the increasing of indexes of their reproductive ability on 6,3-12,4% and natural resistance on 3,3-8,8% during the winter and summer periods, and also allows to receive profit on 1 ruble of expenses 3,7 rubles
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书目信息
页码
p. 243-247
其它主题
Oligo-element; Alimentacion de los animales; Resistencia a agentes daninos; Variation saisonniere; Variacion estacional; Alimentacion; Efficacite; Resistance aux facteurs nuisibles; Composicion aproximada
语言
俄语
注释
Summaries (Ru, En)
6 tables
8 ref.
翻译的标题
Reproductive capacity and natural resistance of producing bulls in the conditions of application of various levels of vitamins and trace elements in feeding
类型
Summary
2011-10-15
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