TY JOUR TI STUDYING THE BIOLOGICAL COMPLETENESS OF SPERM IN SEMEN WITH BACTERIAL CONTAMINATION KW morphology KW DNA fragmentation KW sperm activity KW microbial contamination KW sperm quality KW reproduction JO Bulletin of KSAU AU Shmidt, A.V. AU Iolchiev, B.S. AU Onkorova, N.T. PY 2024 IS 0 PB Krasnoyarsk State Agrarian University