Table 1.
Ingredients and nutrient composition of basal diets (%, dry matter basis).1
| Ingredients | Content | Nutrient composition2 | Content |
|---|---|---|---|
| Corn | 54.42 | Net energy, MJ/kg | 2535 |
| Soybean meal | 17.00 | Crude protein | 20.820 |
| Low-protein whey powder | 10.00 | SID Lysine | 1.477 |
| Whey protein concentrate | 10.00 | SID Threonine | 0.865 |
| Soybean oil | 2.00 | SID Methionine | 0.479 |
| 50% Choline chloride | 0.20 | SID (Methionine + Cystine) | 0.814 |
| Sodium chloride | 0.40 | SID Tryptophan | 0.279 |
| L-Lysine | 0.37 | SID Isoleucine | 0.899 |
| DL-Methionine | 0.14 | SID Valine | 0.930 |
| L-Threonine | 0.07 | Total Ca | 0.790 |
| Titanium dioxide | 0.40 | STTD P | 0.370 |
| Zinc oxide | 0.20 | ||
| Vitamin-mineral premix3 | 2.00 | ||
| Stone powder | 1.50 | ||
| Calcium dihydrogen phosphate | 1.30 | ||
| Total | 100.00 |
SID = standardized ileal digestibility; STTD P = standard total tract digestible phosphorus.
1
Control diet: the basal diet containing 0.3 mg Se/kg from sodium selenite (Na2SeO3); SeNPs diet: the basal diet containing 0.3 mg Se/kg from selenium nanoparticles (SeNPs).
2
Calculated values.
3
Vitamin-mineral premix provided the following per 1 kg of completed diet: vitamin A, 9920 IU; vitamin D3, 2240 IU; vitamin E, 24 mg; vitamin K3, 4 mg; vitamin B1, 2.4 mg; vitamin B2, 8 mg; vitamin B6, 6.4 mg; vitamin B12, 32 mg; Biotin, 64 mg; Fe (FeSO4), 90 mg; Cu (CuSO4), 12 mg; Mn (MnO), 52.5 mg; I (KI), 0.525 mg; Zn (ZnO), 60 mg; Se (Na2SeO3 or SeNPs), 0.3 mg.