TY JOUR TI THE EVOLUTION OF STYRENE MONOMER FROM POLYMERIC MATERIALS USED IN ANIMAL HUSBANDRY KW JO Agrarian Bulletin of the AU Tyurin, V.G. AU Kamalov, R.A. AU Loretc, O.G. AU Bykova, O.A. AU Potemkina, N.N. AU Saharov, A.Y. AU Volchkova, L.A. PY 2018 IS 176 PB Ural State Agrarian University