Table 2 Effect of chicken, duck, Japanese quail or ostrich egg yolk in extender on percentage of live sperm of
boar semen at 1, 3 and 7 days of storage (mean ± SD)
Egg yolk source
Day of storage
1 3 7
Control-no egg yolk 16 ºC 76.50±3.66 75.42±3.48a 68.75±2.05a
Control-no egg yolk 5 ºC 76.00±3.49 66.25±2.83c 61.42±1.44e
Chicken 5 ºC 76.67±3.39 70.67±2.02b 63.67±1.92cd
Quail 5 ºC 75.67±3.49 69.92±1.85b 64.75±1.51bc
Duck 5 ºC 76.17±3.63 70.17±1.78b 64.91±1.36b
Ostrich 5 ºC 75.67±3.63 68.92±1.51b 63.25±1.22d