Sorghum surpasses wheat as a feed grain for broiler chickens following dietary crude protein reductions

Table 1 Composition of experimental diets

Feed ingredient, g/kg	Wheat 205 g/kg CP	Wheat 175 g/kg CP	Sorghum 205 g/kg CP	Sorghum 175 g/kg CP
Wheat 12%	647	822	0.00	0.00
Sorghum 10%	0.00	0.00	623	745
Soybean meal 46.0%	259	66	282	131
Canola oil	40.2	10.2	39.4	21.3
DL-Methionine	3.40	4.11	3.45	3.92
Glycine	0.00	5.08	0.00	4.88
L-Arginine	1.11	6.34	1.03	5.31
L-Histidine	0.00	1.67	0.00	1.47
L-Isoleucine	0.40	3.43	0.00	2.43
L-Leucine	0.00	4.60	0.00	1.04
L-Lysine-HCl	2.87	7.30	2.72	6.31
L-Phenylalanine	0.00	3.06	0.00	2.28
L-Threonine	1.71	4.19	1.44	3.44
L-Tryptophane	0.00	0.43	0.00	0.44
L-Valine	0.61	3.63	0.16	2.59
L-Cysteine	0.00	0.81	0.00	0.83
L-Glutamine	0.00	1.00	0.00	8.83
L-Proline	0.00	1.73	0.00	2.11
Limestone	11.7	12.1	11.4	11.0
MDP^a	4.19	6.23	5.26	9.21
Potassium carbonate	0.00	4.70	0.00	3.92
Sodium bicarbonate	2.82	5.80	3.51	6.06
Vitamin-mineral premix^b	2.00	2.00	2.00	2.00
Choline chloride 75%	0.62	1.18	1.24	1.83
Xylanase^c	0.20	0.20	0.20	0.20
Phytase^d	0.10	0.10	0.10	0.10
Celite	20.0	20.0	20.0	20.0
Salt	2.01	0.00	1.68	0.00
Total non-bound amino acids	9.47	45.77	8.20	44.49

^aMDP Mono-dicalcium phosphate
^bVitamin-trace mineral premix supplies in IU/kg or mg/kg of diet: retinol, 12,000 IU; cholecalciferol, 5,000 IU; tocopheryl acetate, 75 mg; menadione, 3 mg; thiamine, 3 mg; riboflavin, 8 mg; niacin, 55 mg; pantothenate, 13 mg; pyridoxine, 5 mg; folate, 2 mg; cyanocobalamin, 16 μg; biotin, 200 μg; cereal-based carrier, 149 mg; Cu (sulphate), 16 mg; Fe (sulphate), 40 mg; I (iodide), 1.25 mg; Se (selenate), 0.3 mg; Mn (sulphate and oxide),120 mg; Zn (sulphate and oxide), 100 mg; cereal-based carrier, 128 mg
^cXylanase 40,000 U/g (Danisco, DuPont Nutrition & Bioscience)
^dPhytase 10,000 FTU/kg (Axtra PHY, Danisco, DuPont Nutrition & Bioscience)

ISSN: 2049-1891