TY JOUR TI VETERINARY DRUGS BASED ON THYMOL AND THEIR EFFICIENCY IN VARROATOSIS KW bees KW varroatosis KW thymol-containing preparations KW efficiency JO Bulletin of KSAU AU Domatskaya, T.F. AU Domatsky, A.N. PY 2022 IS 0 PB Krasnoyarsk State Agrarian University