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Table 1 Experimental diets for the study (phase 1)

From: Amino acid fortified diets for weanling pigs replacing fish meal and whey protein concentrate: Effects on growth, immune status, and gut health

Items, % FM-WPC1 FM-AA2 WPC-AA3 AA4
Corn grain 40.75 47.66 43.44 50.20
Soybean meal, without hulls 11.00 11.00 11.00 11.00
Whey powder 25.00 25.00 25.00 25.00
Plasma protein5 5.00 5.00 5.00 5.00
Whey protein concentrate 9.35 0.00 9.35 0.00
Fish meal, Menhaden 5.00 5.00 0.00 0.00
DL-Met 0.00 0.11 0.08 0.19
L-Thr 0.00 0.18 0.10 0.28
L-Val 0.00 0.15 0.11 0.26
L-Trp 0.00 0.05 0.02 0.08
L-Ile 0.00 0.15 0.10 0.26
L-Lys6 0.00 0.50 0.40 0.90
Aureomycin100 0.05 0.05 0.05 0.05
Zinc oxide 0.25 0.25 0.25 0.25
Vitamin-mineral premix7 0.50 0.50 0.50 0.50
Dical P 0.00 0.40 0.80 1.20
Ground limestone 0.70 0.80 0.90 1.00
Salt 0.40 0.40 0.40 0.40
Poultry fat 2.00 2.80 2.50 3.43
Total 100.00 100.00 100.00 100.00
Chemical composition:
DM % 91.2 90.8 91.2 90.7
ME, kcal/kg 3411 3410 3409 3412
CP, % 22.56 20.76 20.17 18.45
SID8 Lys, % 1.34 1.34 1.34 1.34
SID Met, % 0.68 0.68 0.68 0.68
SID Trp, % 0.26 0.26 0.26 0.26
SID Thr, % 0.93 0.93 0.93 0.93
SID Val, % 0.99 0.99 0.99 0.99
SID Ile, % 0.78 0.78 0.78 0.78
Ca, % 0.91 0.92 0.90 0.91
Available P, % 0.56 0.56 0.56 0.55
Total P, % 0.70 0.72 0.70 0.71
Analyzed value:
CP, DM basis, % 24.5 21.5 22.2 20.3
  1. 1FM-WPC: a control diet with fish meal and whey protein concentrate.
  2. 2FM-AA: a diet with fish meal and amino acids replacing whey protein concentrate.
  3. 3WPC-AA: a diet with whey protein concentrate and amino acids replacing fish meal.
  4. 4AA: a diet with amino acids replacing both fish meal and whey protein concentrate.
  5. 5APC-920 (APC Inc).
  6. 6Biolys (Evonik-Degussa).
  7. 7Vitamin-mineral premix provided the following per kilogram of complete phase 1 diet: 62.2 mg of manganese as manganese oxide, 100 mg of iron as iron sulfate, 138.4 mg of zinc as zinc sulfate, 12.7 mg of copper as copper oxide, 0.96 mg of iodide as ethylenediamine dihydroiodide, 0.3 mg of selenium as sodium selenite, 10,072 IU of vitamin A as vitamin A acetate, 1,100 IU of vitamin D3, 82.5 IU of vitamin E, 5.9 IU of vitamin K as menadione sodium bisulfite, 73.2 μg of vitamin B12, 18.3 mg of riboflavin, 58.5 mg of d-pantothenic acid as calcium pantothenate, 73.2 mg of niacin, and 6.4 g of choline as choline chloride.
  8. 8SID: Standardized ileal digestible.