The Influence of Blood, Seminal Plasma Testosterone, Growth Hormone and Cortisol Levels on the Sperm Quality in Merino Rams

The research was conducted on 10 Merino rams to determine the effect of testosterone, growth hormone and cortisol levels sperm quality. A significant relationship detected between blood seminal plasma testosterone (P ˂ 0.01). No GH a measurable level in plasma, it determined that levels, just as began increase with approach reproductive season, peaked at start season. Plasma other hand, while increasing before decreased significantly remarkable correlation ascertained An important negative relation which observed rams. It found out hormones were examined did not have influence qualities, but there an only volumes In conclusion, may be stated rams, especially levels; both degree