Zobrazeno 1 - 2
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pro vyhledávání: '"N. V. Donkova"'
Autor:
O.A. Frolova, N. V. Donkova
Publikováno v:
International bulletin of Veterinary Medicine. 3:39-45
Autor:
N V, Donkova
Publikováno v:
Gigiena i sanitariia. (2)
Experiments on broiler chicks and laying hens have indicated that increased drug loads (the prolonged oral use of oxytetracycline hydrochloride in a dose of 50 mg/kg or the single administration of its long-acting formulation--nitox in a dose of 200