Materials And Methods :
Ninety five, 103 weeks old single comb white leghorns Hyline (W-36) were divided into five treatments groups. Each treatment had three replicates. Each replicate of 6 hens were kept in each cage, provided with 16 hour of daily light. All birds were fed isoenergetic (isocaloric) mash diets for 9 weeks. The diets were formulated to meet or exceed the nutrient requirements of laying hens for age older than 103 weeks and egg production percentage was less than 70 % [HyLine International, 2007]. Treatments were, GRP1 (1 % ginger rhizome powder), GRP3 (3% ginger rhizome powder) and TRP1 (1 % of turmeric rhizome powder), TRP3 (3 % turmeric