Evaluation of semen quality in cocks
1997
Keskin, O. | Tekin, N. | Yurdaydin, N. | Selcuk, M. | Kaya, M. (Ankara Univ., Faculty of Veterinary Medicine, Ankara (Turkey))
The aim of this research was to prove principal spermatological characteristics by invitro data in Ross breeder cocks and expose factors effected semen quality. In this experiment 5 Ross breeder cocks were treated. During the research, semen was collected from cocks by manual message method twice a week. The spermatological characteristics of ejaculates from cocks are as follows: (1) Ejaculate volume averaged 0.3 0.0 ml (2) sperm motility 72.1 5.9 %, (3) sperm concentration 3.0 1.9 x 10**deg/ml, (4) percentage of abnormal sperm 4.8 0.7 % and (5) pH 7.5 01. Fresh semen was performed the thermorezistens test. During the incubation at 40 deg C, it was observed that sperm motility ceased at 240 minutes
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