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Table 1 Composition of feed ingredients (g/kg) and nutrients content (%) of the experimental diets

From: Effects of dry whey powder and calcium butyrate supplementation of corn/soybean-based diets on productive performance, duodenal histological integrity, and Campylobacter colonization in broilers

 

Starter diet

Grower-finisher diet

Composition

Co

Bu

Wh

BuWh

Co

Bu

Wh

BuWh

Ingredients as fed (g/kg)

 Calcium Butyrate

0.0

1.0

0.0

1.0

0.0

1.0

0.0

1.0

 Whey

0.0

0.0

60.0

60.0

0.0

0.0

60.0

60.0

 French corn

490.0

535.0

495.0

520.0

500.0

500.0

540.0

538.0

 Soybean meal 47

297.9

302.6

294.6

279.0

315.4

315.9

317.5

317.8

 Soft wheat >74

169.7

115.0

95.0

110.0

107.4

105.3

0.0

0.0

 Soybean oil

10.0

10.0

21.0

9.2

42.0

42.6

50.7

51.4

 Dicalcium phosphate dihydrate

3.0

5.0

5.0

3.0

20.5

20.5

19.0

19.0

 Calcium carbonate

14.0

16.0

14.0

3.8

4.0

4.0

3.8

3.8

 Mineral salt

3.8

3.8

3.8

2.7

3.8

3.8

2.7

2.7

 Vitamin and mineral premixa

4.0

4.0

4.0

4.0

4.0

4.0

4.0

4.0

 DL-Methionine

0.4

0.4

0.4

1.7

1.8

1.8

1.7

1.7

 L-Lysine

1.7

1.7

1.7

0.1

0.6

0.6

0.1

0.1

 Salmocid

0.5

0.5

0.5

0.5

0.5

0.5

0.5

0.5

Calculated nutrients (%)

 Crude protein

22.5

22.6

22.3

22.1

20.0

20.0

20.0

20.0

 AME (Kcal/Kg)b

3152.0

3141.7

3141.5

3140.1

3100.0

3100.0

3100.0

3100.0

 Digestible lysine

1.3

1.3

1.3

1.2

1.10

1.10

1.11

1.11

 Digestible methionine

0.40

0.40

0.40

0.50

0.49

0.49

0.49

0.50

 Calcium

1.0

1.0

0.9

0.9

0.85

0.85

0.85

0.85

 Available phosphorus

0.50

0.60

0.60

0.50

0.42

0.42

0.40

0.42

  1. Co, basal control diet with no supplementation; Bu, basal diet supplemented with 0.1% calcium butyrate; Wh, basal diet supplemented with 6% whey; BuWh, basal diet supplemented with 0.1% calcium butyrate and 6% whey
  2. aVitamin and mineral premix providing the following (per kg of diet): vitamin A, 8000 IU; vitamin D3, 1600 IU; vitamin E, 16 mg; thiamine, 1 mg; riboflavin, 3 mg; pyridoxine, 1 mg; vitamin B12, 0.01 mg; vitamin K, 1 mg; nicotinic acid, 16 mg; pantotenic acid, 7 mg; Mn, 70 mg; ZnO, 50 mg; Fe (FeSO4 H2O), 30 mg; Cu (CuSO4 5H2O), 4 mg; I (KI), 1 mg; Co, 0.2 mg; Se (Na2SeO3), 0.1 mg; choline, 240 mg; phytase, 300 units; ethoxyquin, 110 mg.
  3. bAME: Apparent Metabolizable Energy corrected by nitrogen, calculated according to de Blas et al. [10]