Table 2.
Composition of 7 experimental diets (g/kg, as-is basis).
| Ingredient | 1A | 2B | 3C | 4D | 5E | 6F | 7G |
|---|---|---|---|---|---|---|---|
| Wheat | 547 | 607 | 680 | 738 | 502 | 458 | 488 |
| Soybean meal | 294 | 236 | 174 | 113 | 253 | 209 | 148 |
| Soy oil | 13.7 | 4.8 | – | – | 44.3 | 53.6 | 56.2 |
| Canola seed | 70.0 | 70.0 | 50.5 | 30.0 | 70.0 | 70.0 | 70.0 |
| Dextrose | 25.0 | 25.0 | 25.0 | 25.0 | 25.0 | 59.9 | 50.0 |
| L-lysine HCl | 1.51 | 3.19 | 5.20 | 7.24 | 2.74 | 4.26 | 6.20 |
| DL-methionine | 2.28 | 2.71 | 3.29 | 3.92 | 2.82 | 3.46 | 4.06 |
| L-threonine | 0.63 | 1.38 | 2.28 | 3.22 | 1.27 | 2.05 | 2.95 |
| L-tryptophan | – | – | – | 0.25 | – | – | 0.18 |
| L-valine | – | 0.92 | 2.03 | 3.19 | 0.86 | 1.90 | 3.05 |
| L-arginine | – | 0.42 | 2.31 | 4.25 | 0.09 | 1.64 | 3.54 |
| L-isoleucine | – | 0.75 | 1.84 | 2.97 | 0.61 | 1.57 | 2.70 |
| L-leucine | – | – | 1.17 | 3.04 | – | 0.88 | 2.75 |
| L-histidine | – | – | 0.03 | 0.69 | – | – | 0.55 |
| Sodium chloride | 2.02 | – | – | – | 0.30 | – | |
| Sodium bicarbonate | 2.01 | 5.48 | 5.67 | 5.67 | 4.57 | 5.79 | 5.80 |
| Potassium carbonate | – | – | 3.11 | 6.44 | – | 1.55 | 4.78 |
| Limestone | 8.88 | 8.93 | 9.12 | 9.27 | 8.70 | 8.49 | 8.45 |
| Dicalcium phosphate | 10.26 | 10.95 | 11.76 | 12.66 | 11.14 | 12.19 | 13.16 |
| Xylanase | 0.05 | 0.05 | 0.05 | 0.05 | 0.05 | 0.05 | 0.05 |
| Phytase | 0.10 | 0.10 | 0.10 | 0.10 | 0.10 | 0.10 | 0.10 |
| Choline chloride (60%) | 0.90 | 0.90 | 0.90 | 0.90 | 0.90 | 0.90 | 0.90 |
| Sand | – | – | – | 8.55 | 49.5 | 82.3 | 106 |
| Celite | 20.0 | 20.0 | 20.0 | 20.0 | 20.0 | 20.0 | 20.0 |
| Vitamin-mineral premix1 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
1The vitamin-mineral premix supplied per tonne of feed: [MIU] retinol 12, cholecalciferol 5, [g] tocopherol 50, menadione 3, thiamine 3, riboflavin 9, pyridoxine 5, cobalamin 0.025, niacin 50, pantothenate 18, folate 2, biotin 0.2, copper 20, iron 40, manganese 110, cobalt 0.25, iodine 1, molybdenum 2, zinc 90, selenium 0.3.