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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.
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