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Table 1 Composition and nutrient level of experimental diets

From: Ginkgo biloba extract alleviates fatty liver hemorrhagic syndrome in laying hens via reshaping gut microbiota

Items

Normal diet

High-energy low-protein diet

Ingredient, %

 Corn

62.05

62.05

 Soybean meal

23.43

14.91

 Limestone

8.47

8.47

 Wheat bran

2.46

4

 Dicalcium phosphate

1.25

1.34

 Zeolite

0.56

0.724

 Salt

0.35

0.35

 Mineral premix1

0.25

0.25

 Vitamin premix2

0.08

0.08

 Santoquin

0.03

0.03

 DL-Methionine

0.09

0.146

 L-Lysine HCl (78%)

/

0.32

 Choline chloride (50%)

0.08

0.08

 Soybean oil

0.9

/

 Lard

/

7.25

 Total

100

100

Nutrient levels3

 ME, Mcal/kg

2.7

3.09

 Crude protein, %

16.501

13

 Crude fat, %

3.501

9.656

 Ca, %

3.5

3.5

 Available P, %

0.333

0.333

 Met, %

0.347

0.347

 Lys, %

0.859

0.859

  1. 1The mineral premix provided the followings per kg of diets: Mn 60 mg, Fe 80 mg, Cu 8 mg, I 1.2 mg, Se 0.3 mg
  2. 2The vitamin premix provided the followings per kg of diets: vitamin A 12,500 IU, vitamin D3 32,500 IU, vitamin E 18.75 mg, vitamin K3 2.65 mg, vitamin B1 2 mg, vitamin B2 6 mg, vitamin B12 0.025 mg, pantothenic acid 12 mg, niacin 50 mg, folic acid 1.25 mg, biotin 0.325 mg
  3. 3Nutrient levels were calculated values, which based on the analyzed data for the experimental diets