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Table 2 Feed ingredient and nutrient composition of experimental diets (as-fed basis)

From: Hermetia illucens larvae as a potential dietary protein source altered the microbiota and modulated mucosal immune status in the colon of finishing pigs

Items

Treatmenta

Control

H1

H2

Ingredient, %

 Corn

71.00

71.20

71.76

 Soybean meal

16.98

13.86

10.75

 Wheat bran

6.00

6.00

6.00

 Hermetia illucens L.

–

4.00

8.00

 Soybean oil

2.50

1.70

0.50

 Vitamin-mineral premixb

1.00

1.00

1.00

 Dicalcium phosphate

0.95

0.95

1.00

 Limestone

0.75

0.40

0.03

 NaCl

0.30

0.30

0.30

 L-Lysine HCl(98%)

0.38

0.40

0.42

 DL-Methionine

0.06

0.07

0.09

 L-Threonine

0.06

0.11

0.15

 L-Tryptophan

0.02

0.01

–

 Total

100.00

100.00

100.00

Calculated contentc

 MEd, MJ/kg

14.37

14.38

14.38

 Standard ileal digestible amino acid, %

  Lysine

0.73

0.73

0.73

  Threonine

0.46

0.46

0.46

  Methionine + Cysteine

0.42

0.42

0.42

  Tryptophan

0.14

0.14

0.14

Analyzed nutrient compositione

 Dry matter, %

89.22

89.16

89.23

 Crude protein, %

14.53

14.53

14.54

 Ether extract, %

5.10

5.10

5.10

 Crude ash, %

4.36

4.39

4.50

 ADF, %

3.51

4.50

4.92

 ADF-linked protein, %

0.85

1.58

2.89

 Chitin, %

0.00

0.90

1.90

  1. adiets H1 and H2 contained 4% and 8% Hermetia illucens larvae in an amount providing similar nitrogen to the diet as control diet, respectively
  2. bProvided per kilogram of complete diet: vitamin A, 15,000 IU; vitamin D3, 3,000 IU; vitamin E, 150 mg; vitamin K3, 3 mg; vitamin B1, 3 mg; vitamin B2, 6 mg; vitamin B6, 5 mg; vitamin B12, 0.03 mg; niacin, 45 mg; vitamin C, 250 mg; calcium pantothenate, 9 mg; folic acid, 1 mg; biotin, 0.3 mg; choline chloride, 500 mg; Fe (FeSO4.H2O), 170 mg; Cu (CuSO4.5H2O), 150 mg; I (KI), 0.90 mg; Se (Na2SeO3),0.2 mg; Zn (ZnSO4.H2O), 150 mg; Mg (MgO), 68 mg; Mn (MnSO4.H2O), 80 mg; Co (CoCl2), 0.3 mg
  3. cValues were based on the chemical analysis
  4. dME = metabolized energy
  5. eAnalytical results obtained according to AOAC [16]