Table 4 Composition and nutrient levels of experimental diets (air-dry basis, %)

Ingredients

Corn

621

651

658

Soybean oil

10

20.6

52

Corn gluten meal

60

66

9

Soybean meal

260.5

229.5

242.5

Limestone

14.37

11.44

11.11

CaHPO₄

17.4

11.55

10.46

NaCl

2.78

2.78

2.84

L-Lys•H2SO4 (70%)

5.88

0

1.96

DL-Met (99%)

2.34

2.49

1.79

L-Thr (98.5%)

1.11

0.69

0.68

L-Val (98%)

0.52

0

0.54

L-Trp (98%)

0

0

5.6

Choline chloride (50.0%)

1

0.8

0.5

Multivitamin

0.35

0.35

0.35

Multimineral

1

1

1

Phytase 20000IU

0.15

0.2

0.15

Mildew proof agent (BSB1600)

1.5

1.5

1.42

Antioxidants

0.1

0.1

0.1

Total

1,000

1,000

1,000

Nutrient levels

Metabolizable energy (MJ/Kg)

2,955.766

3,064.359

3,210.806

Crude protein (%)

20.136

18.839

16.718

Crude fat (%)

5.548

5.828

7.819

Crude fiber (%)

2.750

2.292

2.149

Ca (%)

0.995

0.752

0.719

Total phosphorus (%)

0.631

0.531

0.498

Available phosphorus (%)

0.348

0.265

0.242

Lys (%)

1.215

1.054

0.908

Thr (%)

0.831

0.756

0.669

Met (%)

0.564

0.409

0.383

Met + Cys (%)

0.901

0.779

0.712

Trp (%)

0.260

0.229

0.202

Ile (%)

0.762

0.697

0.605

Leu (%)

1.848

1.591

1.373

Val (%)

0.973

0.815

0.721

Arg (%)

1.512

1.137

1.010

His (%)

0.598

0.442

0.394

Phe (%)

1.120

0.933

0.815

Tyr (%)

0.783

0.668

0.584

Choline (mg/kg)

1,363.040

1,151.303

1,045.831

lutein (mg/kg)

9.232

11.848

10.304

Na⁺ (%)

0.116

0.116

0.116

K⁺ (%)

0.730

0.680

0.617

Cl⁻ (%)

0.140

0.138

0.137