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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)