TY JOUR TI EFFICIENCY OF BROILER-CHICKENS CULTIVATION AT INCLUSION OF “BISFENOL-5” ANTIOXIDANT IN THE RATION KW broiler chickens KW antioxidant KW 4.4'-bis (2.6-di-tret-butylphenol) KW efficiency KW weight gain KW costs KW cost. JO Vestnik of Kazan State Agrarian University AU Shilov, V.N. AU Hakimova, G.A. AU Semina, O.V. AU Ahmadullina, A.G. PY 2018 IS 12 PB Kazan state agrarian University