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Table 2 Ingredients and chemical composition of the diets

From: Effect of Broussonetia papyrifera silage on the serum indicators, hindgut parameters and fecal bacterial community of Holstein heifers

Itema

Diets treatmentb

T0

T25

T50

T75

Ingredient (as fed-basis %)

 Hay

13.07

13.14

13.22

13.29

 Soybean meal

3.40

3.07

2.91

2.66

 Salt

0.17

0.18

0.18

0.18

 Mineral premixc

0.09

0.09

0.09

0.09

 Indian meal

2.61

2.41

1.98

1.77

 DDGS

2.26

2.28

2.29

2.30

 Brewer's grains

8.71

8.76

8.81

8.86

 BPS

0.00

17.52

35.26

53.14

 WCS

69.69

52.55

35.26

17.71

Nutrient content

 CP (%DM)

13.44

14.92

13.30

15.44

 EE (%DM)

2.10

1.89

1.91

1.94

 NDF (%DM)

51.48

50.46

50.14

50.34

 ADF (%DM)

30.02

31.32

30.20

30.78

 HC (%DM)

21.46

19.14

19.94

19.56

 Ca (%DM)

0.78

0.79

0.80

0.78

 P (%DM)

0.45

0.43

0.43

0.44

 RUP (%CP)

42.27

42.65

43.22

43.59

 ME (mcal/kg DM)

1.86

1.87

1.88

1.89

  1. aDDGS, distillers dried grains with solubles; BPS, Broussonetia papyrifera silage; WCS, whole corn silage; DM, dry matter; CP, crude protein; EE, ether extract; NDF, neutral detergent fiber; ADF, acid detergent fiber; HC, hemicellulose; RUP, rumen undegradable protein; ME, metabolizable energy
  2. bT0, BPS replaces 0% of WCS; T25, BPS replaces 25% of WCS; T50, BPS replaces 50% of WCS; T75, BPS replaces 75% of WCS. BPS, Broussonetia papyrifera silage; WCS, whole corn silage
  3. cMineral premix provided the following per kg of concentrate, vitamin A, 120–180 KIU; vitamin D3, 40–60 KIU; vitamin E, ≥ 1,102 mg; Cu, 459–613 mg; Mn, 918-1,225 mg; Zn, 1,840-2,455 mg; Se, 12–18 mg; I, 22.5–30 mg; Co, 5.4–7.34 mg
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