Effects of dietary copper on organ indexes, tissular Cu, Zn and Fe deposition and fur quality of growing-furring male mink ( Mustela vison )

Table 1 Ingredient and chemical composition of basal diet

Items	Contents
Ingredient [g/kg diet]
Extruded corn	312
Soybean meal	60
Corn gluten meal	80
Fish meal	180
Meat and bone meal	180
Cheese meal	30
Soybean oil	120
Feather meal	10
Blood meal	10
Premix^a	10
Lysine	3
Methionine	3
NaCl	2
Total	1000
Chemical composition [g/kg]
Dry matter [g/kg]	976.0
Crude protein [g/kg DM]	330.5
Crude fat [g/kg DM]	167.2
Crude carbohydrate [g/kg DM]	424.1
Ash [g/kg DM]	60.2
Contents of mineral elementsa
Calcium [g/kg]	32.2
Phosphorus [g/kg]	22.0
Copper [mg/kg]	7.6
Zinc [mg/kg]	43.6
Iron [mg/kg]	203.4
Contents of amino acida [mg/kg]
Lysine [g/kg]	16.9
Methionine [g/kg]	9.3
Cysteine [g/kg]	3.6
Metabolizable energy^b [MJ/kg DM]	20.3
% from protein	30.6
% from fat	32.7
% from carbohydrates	36.7

^aContained the following per kg of premix:vitamin A, 1 000 000 IU; vitamin D3, 200 000 IU; vitamin E, 6 000 IU; vitamin B1,600 mg;vitamin B2, 800 mg; vitamin B6, 300 mg;vitamin B12 10 mg; vitamin K3,100 mg; vitamin C, 40 000 mg;niacin acid, 4 000 mg;pantothenic acid, 1 200 mg;biotin, 20 mg;folic acid, 80 mg;choline, 30 000 mg; Fe, 8 200 mg; Mn, 1 200 mg; Zn, 5 200 mg; I, 50 mg; Se, 20 mg; Co, 50 mg.
^bMetabolizable energy was calculated according to Hansen et al. [11].