The study of biological indicators of sperm bulls-manufacturer of Tatarstan type in her cryopreservation, storage and use on a bunt plempredprijatija "Elite" of Tatarstan

Conducted experimental studies have shown that sperm sires Tatarstan type together with the surrounding liquid phase with a deep freeze, applying different techniques of cryopreservation, storage and use some undergo regular changes, but retain their relatively high biological properties. When using a cryopreserved semen for artificial insemination of cows and heifers provided their relatively high fertility and fecundity.