For citations:
Lysko S.B., Portianko A.V., Zadorozhnaya M.V., Krasikov A.P. APPLICATION OF PROPOLIS TINCTURE TO PREVENT INFECTIONS OF BROILERS. Bulletin of NSAU (Novosibirsk State Agrarian University). 2019;(1):139-147. (In Russ.) https://doi.org/10.31677/2072-6724-2019-50-1-139-147