Objective of this research was to study effect of solid semen storage at 5°C on motility and fertility of Thai native chicken. Experiment 1, aim to evaluate the possible benefits of supplementation of gelatin and agar to IGGKP extender on motility of spermatozoa. The experiment was performed to compare between seven semen treatments on sperm motility in vitro, 1) extender (control), 2) extender + 0.7% gelatin, 3) extender + 1.4% gelatin, 4) extender + 2.5% gelatin, 5) extender + 0.3% agar, 6) extender + 0.5% agar and 7) extender + 0.7% agarSemen samples were stored at 5°C for 72 h and four replication were carried on. After semen sample were prewarmed to 37°C the sperm motility characteristics were assessed using Computer-Assisted Sperm Analysis (CASA).... |