Dietary supplemental coated essential oils and organic acids mixture improves growth performance and gut health along with reduces Salmonella load of broiler chickens infected with Salmonella Enteritidis

Table 1 Composition and nutrient levels of the basal diets

Items	d 1–21	d 22–42
Ingredient, %
Corn (CP 8.0%)	51.30	53.25
Soybean meal (CP 44%)	37.00	33.50
Wheat powder (CP 13.5%)	4.20	5.00
Soybean oil	4.20	5.00
DL-Methionine, 99%	0.25	0.15
L-Lysine HCl, 78%	0.25	0.20
Limestone	1.12	1.00
Dicalcium phosphate	1.00	1.20
Sodium chloride	0.35	0.35
Choline chloride, 50%	0.12	0.15
Vitamin premix^a	0.02	0.02
Mineral premix^b	0.10	0.10
NSP enzyme^c	0.02	0.02
Phytase	0.02	0.01
Antioxidant^d	0.05	0.05
Total	100.00	100.00
Nutrient levels^e
Metabolizable energy, Mcal/kg	3.03	3.10
Crude protein, %	21.45	20.05
Total calcium, %	0.77	0.76
Total phosphorus, %	0.57	0.59
Available phosphorus, %	0.27	0.30
Lysine, %	1.33	1.21
Methionine, %	0.56	0.44
Methionine + Cystine, %	0.90	0.77
Threonine, %	0.80	0.75
Tryptophan, %	0.25	0.23

^aVitamin premix provided per kilogram of complete diet: vitamin A, 10,000 IU; vitamin D₃, 2,400 IU; vitamin E, 20 IU; vitamin K₃, 2.0 mg; vitamin B₁, 1.6 mg; vitamin B₂, 6.4 mg; vitamin B₆, 2.4 mg; vitamin B₁₂, 0.020 mg; nicotinic acid, 30 mg; pantothenic acid, 9.2 mg; folic acid, 1.0 mg; biotin, 0.10 mg
^bMineral premix provided per kilogram of complete diet: iron, 40 mg; copper, 8 mg; manganese, 60 mg; zinc, 55 mg; iodine, 0.75 mg; selenium, 0.15 mg
^cNSP enzyme: non-starch polysaccharide enzyme
^dAntioxidant: 33% ethoxyquinoline
^eCalculated value based on the analyzed data of experimental diets

ISSN: 2049-1891