Table 1. Composition of experimental diet for weaner pigs (as-fed basis).
| Item1) | CON | BR2) |
|---|---|---|
| Ingredient (%) | 100.00 | 100.00 |
| Corn | 49.86 | 24.93 |
| Brown rice | - | 24.93 |
| Whey powder | 12.50 | 12.50 |
| Soybean meal (44%) | 25.00 | 25.00 |
| Soy protein concentrate | 6.25 | 6.25 |
| Soybean oil | 3.00 | 3.00 |
| Limestone | 1.14 | 1.14 |
| Monocalcium phosphate | 1.05 | 1.05 |
| Vitamin premix3) | 0.20 | 0.20 |
| Mineral premix4) | 0.20 | 0.20 |
| L-Lys∙HCl | 0.45 | 0.45 |
| DL-Met | 0.16 | 0.16 |
| L-Thr | 0.13 | 0.13 |
| L-Val | 0.06 | 0.06 |
| Analyzed value | ||
| Dry matter (%) | 95.93 | 95.42 |
| Crude protein (%) | 22.04 | 22.53 |
| Gross energy (kcal/kg) | 3,988 | 4,112 |
| Calculated energy and nutrient | ||
| Metabolizable energy (kcal/kg) | 3,465 | 3,574 |
| Crude protein (%) | 21.26 | 21.52 |
| Ca (%) | 0.81 | 0.81 |
| P (%) | 0.65 | 0.67 |
| Lys (%) | 1.53 | 1.57 |
| Met (%) | 0.47 | 0.48 |
| TSAA (%) | 0.83 | 0.82 |
| Thr (%) | 0.95 | 0.97 |
| Trp (%) | 0.25 | 0.31 |
CON control diet based on corn and soybean meal, BR replacing corn with 50% of brown rice.
Brown rice used in the experiment was Japonica subspecies and had the following analysis values; dry matter 85.5%, crude protein 9.13%, crude fat 2.71%, and ash 1.38%.
Vitamin premix provided the following quantities of vitamin per kilogram of complete diet: vitamin A, 12,000 IU; vitamin D3, 2,500 IU; vitamin E, 30 IU; vitamin K3, 3 mg; D-pantothenic acid, 15 mg; nicotinic acid, 40 mg; choline, 400 mg; and vitamin B12, 12 μg.
Mineral premix provided the following quantities of mineral per kilogram of complete diet: Fe, 90 mg from iron sulfate; Cu, 8.8 mg from copper sulfate; Zn, 100 mg from zinc oxide; Mn, 54 mg from manganese oxide; I, 0.35 mg from potassium iodide; Se, 0.30 mg from sodium selenite.
Lys, lysine; Met, methionine; Thr, threonine; Val, Valine; TSAA, total sulfur amino acids; Trp, tryptophan.