The experiment lasted for 12 weeks, which were preceded by 2 weeks of diet adaptation. It was carried out using the poultry facility of the School of Animal and Range Sciences, Hawassa University (Ethiopia), which lies geographically between 7
1
5
′
N latitude and 38
1
29
′
Elongitude at an altitude of 1700 m above the mean sealevel. The average rainfall of the area ranges from 800 mmto 1100 mm. The mean minimum and maximum tempera-tures in the study area are 13.5
1
C and 27.6
1
C, respectivel