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Использование рапса и люпина в рационах племенных телок
2009
Kurtina, V.N., Vitebsk State Academy of Veterinary Medicine (Belarus) | Tsaj, V.P. | Yanochkin, I.V., National Academy of Sciences. Scientific and Practical Center of Animal Breeding (Belarus)
Feeding replacement heifers of 6-12 months of age with mixed feed that contains 20-25% of rape and lupine grain within winter and summer diets instead of sunflower cake allows to obtain the average daily weight gain of 893-927 g at forage spends of 6,0-6,3 с of forage units. The cost of these mixed feeds is decreased at 14% and prime cost of 1 c of weigh gain-at 6-15%
Show more [+] Less [-]Естественные защитные силы гусей при включении в рацион коэнзима В12 в весенне-летний период
2009
Skobelev, V.V., Vitebsk State Academy of Veterinary Medicine (Belarus)
In given article natural resistance of geese during the spring-and-summer period is considered at inclusion in a diet coenzyme B12. Namely, dynamics bactericidal, lysozyme activity of blood of geese, dynamics of phagocytosis activity, the general fiber in blood whey, dynamics of fiber gamma-globuline fraction and reliability of distinction between groups is resulted
Show more [+] Less [-]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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