Carcass and body organ characteristics of broilers supplemented with dietary sodium and sodium salts under a phase feeding system

Table 1 Ingredient composition of basal diets fed four levels of sodium with two sources of sodium salts at different stages of growth in broilers ¹⁾

Ingredients (%)	Pre-starter	Starter	Grower	Finisher
Ingredients (%)	(1 – 10 d)	(11 – 20 d)	(21 – 33 d)	(34 – 42 d)
Corn	46.93	47.54	67.46	67.94
Broken rice	13.46	16.16	0.07	−
Soybean meal	27.63	29.11	26.93	24.47
Canola Meal	6.39	1.24	−	−
Oil²⁾	1.62	2.21	1.88	3.94
DCP	2.16	2.02	1.89	1.60
Limestone	1.04	0.94	1.05	1.10
L-Lysine HCl	0.23	0.22	0.20	−
L-Lysine sulphate	−	−	−	0.34
NaCl	0.15	0.16	0.16	0.16
KCl	0.04	0.03	0.05	0.14
DL-methionine	0.20	0.20	0.17	0.17
L-threonine	0.05	0.07	0.03	0.04
Premix³⁾	0.10	0.10	0.10	0.10

¹⁾All diets were supplemented with four levels of either NaHCO₃ (0.33, 0.66, 0.99, or 1.32%) or Na₂SO₄ (0.28, 0.56, 0.84, or 1.12%) to make final Na concentrations of 0.17, 0.26, 0.35, or 0.44%, respectively. The basal diet contained 0.08% Na.
²⁾Residual bakery oil.
³⁾Provides per kg of finished diet: vitamin A, 12 mg; vitamin D₃, 7 mg; vitamin E, 100 mg; vitamin K₃ (50% as MNB), 3 mg; vitamin B₁ (98%), 3 mg; vitamin B₂ (800,000 mg), 12 mg; vitamin B₃ (niacin; 99%), 600 mg; vitamin B₆ (98%), 4 mg; vitamin B₉ (folic acid; 95%), 2 mg; vitamin B₁₂ (0.10%), 20 mg; biotin (0.10%), 5 mg; Ca-Pentothenate (98%), 12 mg; cholin (70% as choline sodium), 1 g; MnO (60%), 169 mg; FeSO₄ (21%), 200 mg; ZnSO₄ (36%), 150 mg; CuSO₄ (25%), 40 mg; Se (sodium selenite 0.40%), 100 mg; KI (68%), 2 mg; salinomycin, 60 mg; zinc bacitracin (as Albac 10%), 50 mg.

ISSN: 2055-0391