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Table 2 Chemical compositions of the feeds fed to growing Hanwoo heifers

From: Effects of by-product feed-based silage on feeding, rumination, and excretion in growing Hanwoo heifers

Item Rice straw BF-based silage 1) Alfalfa hay Concentrate mix
  %, DM basis    
Dry matter 85.0 58.3 83.3 87.9
Crude protein 3.6 12.0 14.7 16.4
Ether extract 1.1 3.9 1.2 2.5
Crude ash 8.3 11.5 9.9 8.3
Neutral detergent fiber 71.9 50.6 49.1 32.7
Acid detergent fiber 42.5 38.9 36.9 19.5
Non-fibrous carbohydrate 15.1 17.1 25.1 40.1
  1. 1)BF-based silage was a by-product feed-based silage, which was composed of 50% spent mushroom substrate, 21% recycled poultry bedding, 15% ryegrass straw, 10.8% rice bran, 2% molasses, 0.6% bentonite, and 0.6% microbial culture, and was ensiled for over 2 weeks.