Table 2.
Composition of mineral mixtures used in experimental diets, g/kg of mixture.
| Ingredient | MX with Standard Cu Dosage a | MX Deprived of Cu b |
|---|---|---|
| Calcium carbonate anhydrous CaCO3 | 357.00 | 357.00 |
| Potassium phosphate monobasic K2HPO4 | 196.00 | 196.00 |
| Potassium citrate C6H5K3O7 | 70.78 | 70.78 |
| Sodium chloride NaCl | 74.00 | 74.00 |
| Potassium sulphate K2SO4 | 46.60 | 46.60 |
| Magnesium oxide MgO | 24.00 | 24.00 |
| Microelements mixture | 18.00 | 18.00 |
| Starch | 213.62 | 213.62 |
| Microelements mixture, g/100 g | ||
| Ferric citrate (16.7% Fe) | 31.00 | 31.00 |
| Zinc carbonate ZnCO3 (56%Zn) | 4.50 | 4.50 |
| Manganous carbonate MnCO3 (44.4% Mn) | 23.40 | 23.40 |
| Copper carbonate CuCO3 (55.5% Cu) | 1.85 | 0.00 |
| Potassium iodate KJ | 0.04 | 0.04 |
| Citric acid C6H8O7 | 39.21 | 40.70 |
a given to Cusalt group (4 weeks of feeding); b given to CuD, CuMNP groups (4 weeks of feeding); CuMNP group was provided with appropriate amount of Cu from Cu nanoparticles preparation as an emulsion along with dietary rapeseed oil; MX—mineral mix.