Aquaculture Nutrition

Research Article

Effects of Three Compound Attractants in Plant Protein Diets on Growth, Immunity, and Intestinal Morphology of Yellow River Carp Cyprinus carpio var

Table 1

Formulation and proximate chemical composition of test diets (%).


	Group I	Group II	Group III	Group IV	Group V

Composition (%)
Wheat	29.6	17.2	17.2	17.2	17.2
Fish meal	14.0
Soybean meal	14.0	22.0	22.0	22.0	22.0
Rapeseed meal	12.0	18.0	18.0	18.0	18.0
Cottonseed meal	12.0	17.0	17.0	17.0	17.0
Peanut meal	12.0	17.0	17.0	17.0	17.0
Soybean oil	3.6	5.6	5.6	5.6	5.6
Calcium hydrogen phosphate	2.0	2.0	2.0	2.0	2.0
Choline chloride (50%)	0.3	0.3	0.3	0.3	0.3
Vitamin premix¹	0.1	0.1	0.1	0.1	0.1
Mineral premix²	0.1	0.1	0.1	0.1	0.1
Sodium chloride	0.3	0.3	0.3	0.3	0.3
L-lysine (98%)	0	0.3	0.3	0.3	0.3
DL-methionine (98%)	0	0.14	0.14	0.14	0.14
Compound attractant 1			1.03
Compound attractant 2				0.86
Compound attractant 3					0.65
Proximate chemical composition of trial diets
Crude protein (%)	34.59	34.59	34.58	34.58	34.59
Crude lipid (%)	6.52	6.91	6.91	6.91	6.91
Gross energy (MJ/kg)	17.62	17.76	17.76	17.76	17.76
Lysine	1.78	1.81	1.81	1.81	1.81
Methionine	0.62	0.63	0.63	0.63	0.63
Tryptophan	0.41	0.42	0.42	0.42	0.42
Histidine	0.87	0.86	0.86	0.86	0.86
Arginine	2.68	2.94	2.94	2.94	2.94
Isoleucine	1.33	1.27	1.27	1.27	1.27
Leucine	2.32	2.20	2.20	2.20	2.20
Threonine	1.23	1.16	1.16	1.16	1.16
Phenylalanine	1.57	1.61	1.61	1.61	1.61
Valine	1.59	1.52	1.52	1.52	1.52

Note: groups I, II, III, IV, and V represent positive control, negative control, compound attractant 1, compound attractant 2, and compound attractant 3, respectively. The following table is the same. ¹Vitamin premix (mg kg^-1 diet): retinol acetate, 30 mg; cholecalciferol, 5 mg; alpha-tocopherol, 60 mg; ascorbic acid, 600 mg; vitamin K₃, 7 mg; thiamin, 20 mg; riboflavin, 20 mg; pyridoxine HCL, 12 mg; vitamin B₁₂, 0.05 mg; inositol, 100 mg; pantothenic acid, 50 mg; niacin acid, 35 mg; folic acid, 8 mg; and biotin, 0.06 mg. ²Mineral premix (mg or g/kg diet): KI (1%), 60 mg; CoCl₂·6H₂O (1%), 7 mg; CuSO₄·5H₂O, 20 mg; FeSO₄·H₂O, 300 mg; ZnSO₄·H₂O, 200 mg; MnSO₄·H₂O, 60 mg; Na₂SeO₃·5H₂O (1%), 60 mg; MgSO₄·7H₂O, 2600 mg.