%0 Journal Article %T USING ESTROUS SYNCHRONIZATION PROTOCOLS EFFICACY IN COWS WITH ANOVULATORY OVARIAN CONDITION %A Ashenbrenner, A.I. %A Belyaeva, N.Y. %A Chekunkova, Y.A. %A Haperskiy, Y.A. %K ultrasonographic pattern, synchronization protocol, CIDR, Progestamag, progesterone, ovarian hypofunction %J Bulletin of KSAU %D 2022 %N 0 %P 6 %I Krasnoyarsk State Agrarian University