Each treatment was represented by 4replicates. The experimental treatments were as follows: control diet based on groundmaize, soybean meal and alfalfa meal (GM); experimental diet based on ground maize,soybean meal, ground hulled rice and rice husk (GR, 172 g ground hulled rice and 103 g ricehusk/kg); experimental diet based on ground maize, soybean meal, whole hulled rice andrice husk (WR, 172 g whole hulled rice and 103 g rice husk/kg)