Table 1.
Composition and nutritional contents of control and ROD polyphenol extract supplemented diets
| Control | ROD group | |
|---|---|---|
| Composition (%) | ||
| Corn | 73.5 | 73.0 |
| Soybean meal (44%) | 23.0 | 23.0 |
| Vegetable oil | 1.00 | 1.00 |
| ROD polyphenol extract | 0.00 | 0.50 |
| Monocal P (Biofos) | 0.50 | 0.50 |
| Limestone | 0.70 | 0.70 |
| Iodized Salt | 0.30 | 0.30 |
| Vitamin-mineral premix | 1.00 | 1.00 |
| Chemical analysis | ||
| DE (Kcal/kg) | 3.48 | 3.47 |
| ME (Kcal/kg) | 3.33 | 3.32 |
| NE (Kcal/kg) | 2.45 | 2.44 |
| Crude protein (%) | 16.2 | 16.2 |
| Ca (%) | 0.52 | 0.52 |
| Total P (%) | 0.49 | 0.49 |
| Av. P (%) | 0.18 | 0.18 |
| SID Lys (%) | 0.73 | 0.73 |
| SID Met (%) | 0.24 | 0.24 |
| SID Thr (%) | 0.51 | 0.51 |
| SID Trp (%) | 0.16 | 0.16 |
| Total polyphenols (mg/kg) | – | 229.56 |
| Gallic acid (mg/kg) | – | 29.78 |
| Methyl gallate (mg/kg) | – | 182.70 |
| Ellagic acid (mg/kg) | – | 17.08 |
| Qercetin (mg/kg) | – | ND |
Values of nutrient level in the table are calculated values
ROD polyphenol extract, red-osier dogwood polyphenol extract; DE, digestible energy; ME, metabolizable energy; NE, net energy; Av. P, available phosphorus; SID, standard ileal digestibility; ND, not detected
Vitamin-mineral Premix provided per kilogram of complete diet: vitamin A 1300 IU; vitamin D3 150 IU; vitamin E 11 IU; vitamin K 0.5 mg; vitamin B1 1 mg; vitamin B2 2 mg; vitamin B6 1 mg; vitamin B12 0.005 mg; pantothenic acid 7 mg; niacin30mg; folic acid 0.3 mg; biotin 0.05 mg; copper 3 mg; iron 40 mg; zinc 50 mg; manganese 2 mg; selenium 0.15 mg; iodine 0.14 mg