TY JOUR TI OPTIMIZATION OF VIABILITY INDICATORS OF BEES UNDER TECHNOGENESIS CONDITIONS KW bees KW selenium-active KW lifespan KW heavy metals KW pollution KW impact. JO Bulletin of KSAU AU Pashayan, S.A. AU Sidorova, K.A. AU , .. PY 2021 IS 0 PB Krasnoyarsk State Agrarian University