Agro-climatic areas

Average number of eggs/female

Average number of hatched eggs/female

Egg fertility rate%

Sahelian zone

34.93 ± 17.25a

33.12 ± 16.29a

94.81%

Sahelo-Sudanese zone

35.50 ± 15.42a

33.66 ± 15.25a

94.81%