Table 1.

Ingredients and chemical composition of experimental diets.

Ingredients and chemical composition	Diets
	0 WD	50 WD	75 WD
Ingredients
Hay (kg/head/day)	1.5	1.5	1.5
Concentrated mixture (kg/head/day)	1	1	1
Wasted date (% of CM)	0	50	75
Commercial concentrate (% of CM) concentrate	100	50	25
Chemical composition
DM (g/kg)	930.6	912.3	903.2
Organic matter (% of DM)	97.30	96.52	96.13
Crude protein (% of DM)	11.80	10.29	9.54
Neutral detergent fiber (% of DM)	56.08	49.53	46.25
Acid detergent fiber (% of DM)	27.06	25.19	24.25
Cellulose (% of DM)	17.57	14.28	12.63
Hemicelluloses (% of DM)	29.02	24.34	22.00
Lignin (% of DM)	9.49	10.91	11.62

CM=Concentrated mixture, DM=Dry matter, WD=Wasted date