Apparent digestibility coefficients of the extruded pellet diets containing various fish meals for olive flounder, Paralichthys olivaceus

Table 3 Formulation and chemical composition of the experimental diets

	Diets
	HM	AM	MM	SM-A	SM-B	TM	PM-A	PM-B
Ingredients (%)
Herring fish meal	72
Anchovy fish meal		72
Mackerel fish meal			72
Sardine fish meal-A				72
Sardine fish meal-B					72
Tuna meal						72
Pollock fish meal-A							72
Pollock fish meal-B								72
Wheat flour	14	14	14	14	14	14	14	14
α-potato-starch	5	5	5	5	5	5	5	5
Wheat gluten	2	2	2	2	2	2	2	2
Fish oil	3.7	3.7	3.7	3.7	3.7	3.7	3.7	3.7
Vitamin premix^a	1	1	1	1	1	1	1	1
Mineral premix^b	1	1	1	1	1	1	1	1
Stay-C (50 %)	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3
Vitamin E (25 %)	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2
Choline salt (50 %)	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3
Cr₂O₃	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5
Nutrient content (dry matter basis)
Crude protein (%)	53.4	51.7	54.9	52.9	51.8	47.6	54.0	47.5
Crude lipid (%)	9.3	8.5	7.8	9.6	8.6	9.7	8.0	7.5
Ash (%)	12.6	16.0	13.1	13.4	12.8	16.4	12.3	20.2
NFE (%)^c	24.7	23.8	24.2	24.1	26.8	26.3	25.7	26.6

^aVitamin premix contained the following ingredients (g/kg premix), which were diluted in cellulose: thiamin hydrochloride, 2.7; riboflavin, 9.1; pyridoxine hydrochloride, 1.8; niacin, 36.4; Ca-d-pantothenate, 12.7; myo-inositol, 181.8; D-biotin, 0.27; folic acid, 0.68; p-aminobenzoic acid, 18.2; menadione, 1.8; retinyl acetate, 0.73; cholecalciferol, 0.003; and cyanocobalamin, 0.003
^bMineral premix contained the following ingredients (g/kg premix): MgSO₄·7H₂O, 80.0; NaH₂PO₄·2H₂O, 370.0; KCl, 130.0; ferric citrate, 40.0; ZnSO₄·7H₂O, 20.0; Ca-lactate, 356.5; CuCl, 0.2; AlCl₃·6H₂O, 0.15; KI, 0.15; Na₂Se₂O₃, 0.01; MnSO₄·H₂O, 2.0; and CoCl₂·6H₂O, 1.0
^cCalculated = 100 − (crude protein + crude lipid + ash)

ISSN: 2234-1757