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Table 3 Chemical composition of roughages

From: Effects of different physical forms of concentrate on performance, carcass characteristics, and economic analysis in hanwoo steers

Composition

Roughages

Timothy hay

Alfalfa hay

Tall fescue straw

Ryegrass straw

 

─────%, as-fed basis ────

Moisture

8.22 ± 0.071)

9.64 ± 0.18

9.76 ± 0.44

7.72 ± 0.04

Crude protein

7.87 ± 0.18

17.79 ± 0.16

7.06 ± 0.59

5.39 ± 0.16

Crude fat

1.89 ± 0.02

1.97 ± 0.02

0.77 ± 0.00

1.10 ± 0.05

Crude fiber

32.77 ± 0.28

27.71 ± 0.32

32.57 ± 1.63

32.34 ± 0.19

Crude ash

6.37 ± 0.12

9.20 ± 0.10

5.97 ± 0.76

5.82 ± 0.07

NFE2)

42.88 ± 0.74

33.69 ± 0.97

43.87 ± 2.54

47.63 ± 0.19

Ca

0.28 ± 0.00

1.48 ± 0.02

0.20 ± 0.01

0.36 ± 0.01

P

0.16 ± 0.00

0.22 ± 0.00

0.08 ± 0.01

0.13 ± 0.00

NDF3)

59.99 ± 0.30

37.70 ± 0.43

59.42 ± 1.93

60.88 ± 0.10

ADF4)

34.36 ± 0.23

30.71 ± 0.68

34.20 ± 1.78

34.45 ± 0.15

TDN5)

54.61

53.55

34.18

52.82

  1. 1)Means ± standard error.
  2. 2)Nitrogen-free extract.
  3. 3)Neutral derergent fiber.
  4. 4)Acid detergent fiber.
  5. 5)Calculated.