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THE SEASONAL INFUENCE ON SPERM QUALITY OF DIFFERENT TYPES BULL-BREEDERS IN THE PUBLIC JOINT-STOCK COMPANY “KRASNOYARSKAGROPLEM”

Published in Bulletin of KSAU · Pages 107–113 · Rubric: VETERINARIYa I ZhIVOTNOVODSTVO
Received: 21.12.2012 Accepted: 23.12.2012 Published: 25.12.2012 Language of publication: RUS
Authors
The important factors influencing the bulls sperm quality such as the pedigree belongingness and the year season are considered. The results of the seasonal influence on bulls sperm quality indicators of three breeds are presented. The seasons affecting bulls sperm quality in positive and negative ways are revealed.
bull-breeder, sperm, year season, ejaculate volume, spermatozoa concentrations, red-marked breed, black-marked breed, Simmental breed