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Table 1 The ingredients and chemical composition of experimental diets

From: Nutritive value and digestibility of macronutrients from sheep and alpaca skin hydrolysates as a new alternative in juvenile rainbow trout (Oncorhynchus mykiss) feeding

  Diets
  Reference diet Hydrolyzed skin
Sheep Alpaca
Ingredients, %    
 Fish meal 44.00   
 Sheep skins hydrolysates   29.61  
 Alpaca skins hydrolysates    29.61
 Soybean meal full fat 24.40   
 Corn meal 8.00   
 Wheat middlings 14.00   
 Fish oil 8.00   
 Common salt 0.30   
 Marker (Hyflo Super Cel®)1 1.00 0.30 0.30
 Premix2 0.30 0.09 0.09
 Reference diet   70.00 70.00
 Total 100.00 100.00 100.00
Analyzed composition (%)    
 Dry matter 93.8 93.7 92.9
 Organic matter 91.3 91.6 92.3
 Crude protein 39.9 46.2 50.0
 Crude fat 24.1 23.1 19.8
 Ash 8.7 8.4 7.7
 Gross energy3 5.41 5.49 5.42
  1. 1Non-digestible marker
  2. 2DSM Aquaculture Premix per kg of feed provided: vitamins A = 14,000 UI, D3 = 2800 UI, E = 140 UI, K3 = 8 mg, B1 (thiamine) = 18 mg, B2 (riboflavin) = 20 mg, Nicotinamide = 150 mg, pantothenic acid = 50 mg, B6 (pyridoxine) = 15 mg, biotin = 0.8 mg, folic acid = 4 mg, C (ascorbic acid) = 600 mg, B12 (cyanocobalamin) = 0.03 mg, choline = 600 mg; and Minerals: manganese = 40 mg, iron = 20 mg, zinc = 20 mg, copper 1.5 mg, iodine = 1.5 mg, selenium = 0.3 mg, cobalt = 0.15 mg, BHT (butylated hydroxytoluene) = 120 mg
  3. 3Analyzed by combustion (Mcal/kg DM)
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