Table 1.
Basal formulation of the test diets fed to fingerlings of rainbow trout.
| Ingredients (g/kg diet) | |
|---|---|
| Soy protein isolate | 392 |
| Spirulina powder | 22 |
| Cod liver oil | 50 |
| Soybean lecithin | 50 |
| Dextrin | 186 |
| Vitamin and mineral mixa | 40 |
| Wheat gluten | 150 |
| α-celluloseb | 110 |
| Proximate composition (% on dry weight basis) | |
| Crude protein | 46±3 |
| Crude lipid | 12±1 |
| Ash | 9±2 |
Amino acid profile (% of the diet, dry weight basis): arginine, 2.85±0.05; histidine, 1.02±0.01; isoleucine, 2.00±0.01; lysine, 2.11±0.02; methionine, 0.61±0.01; phenylalanine, 2.34±0.02; threonine, 1.49±0.05; valine, 2.04±0.01.
Vitamin and mineral mixture (g/kg): ρ-aminobenzoic acid, 1.45; biotin, 0.02; myo-inositol, 14.5; nicotinic acid, 2.9; Ca-pantothenate, 1.0; pyridoxine-HCl, 0.17; riboflavin, 0.73; thiamine-HCl, 0.22; menadione, 0.17; α-tocopherol, 1.45; cyanocobalamine, 0.0003; calciferol, 0.03, L-ascorbyl-2-phosphate-Mg, 0.25; folic acid, 0.05; choline chloride, 29.65, NaCl, 1.838; MgSO4·7H2O, 6.85; NaH2PO4·2H2O, 4.36; KH2PO4, 11.99; Ca(H2PO4)2·2H2O, 6.79; Fe-citrate, 1.48; Ca-lactate, 16.35; AlCl3·6H2O, 0.009; ZnSO4·7H2O, 0.17; CuCl2, 0.0005; MnSO4·4H2O, 0.04; KI, 0.008 and CoCl2, 0.05.
Different ratios of the taurine and methinine was added at the expense of 10 g of the α-cellulose