%0 Journal Article %T THE EVALUATION OF THE INDICATORS OF SPERMOPRODUCTION OF BULLS-PRODUCERS WITH DIFFERENT LEVEL OF BIOELECTRIC POTENTIAL OF BIOLOGICALLY ACTIVE CENTERS AND IN DIFFERENT SEASONS OF A YEAR %A Samusenko, L.D. %A Mamaev, A.V. %A Konovalov, K.V. %K spermoproduction, bulls-producers, biopotential, superficially localized biologically ac- tive centers %J Bulletin of KSAU %D 2019 %N %P 6 %I Krasnoyarsk State Agrarian University