Table 1.
Ingredients in experimental diets (g/kg).
| Period | Grower | Finisher | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Digestible P Level 1 | P− | P+ | P− | P+ | ||||||||
| Ca:Digestible P Ratio | 2.2:1 | 2.5:1 | 2.8:1 | 2.2:1 | 2.5:1 | 2.8:1 | 2.2:1 | 2.5:1 | 2.8:1 | 2.2:1 | 2.5:1 | 2.8:1 |
| Barley | 575 | 575 | 575 | 575 | 575 | 575 | 504 | 504 | 504 | 504 | 504 | 504 |
| Wheat | 179 | 179 | 179 | 179 | 179 | 179 | 246 | 246 | 246 | 246 | 246 | 246 |
| Oats | 10 | 10 | 10 | 10 | 10 | 10 | ||||||
| Wheat bran | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | ||||||
| Expelled soybean meal | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 89 | 89 | 89 | 89 | 89 | 89 |
| Potato protein | 94 | 94 | 94 | 94 | 94 | 94 | ||||||
| Sugarbeet pulp dehydr. | 83 | 83 | 83 | 83 | 83 | 83 | 86 | 86 | 86 | 86 | 86 | 86 |
| Wheat starch | 29.2 | 26.0 | 23.2 | 21.8 | 17.8 | 14.0 | 39.2 | 37.3 | 35.0 | 32.0 | 29.0 | 25.8 |
| Fat (tallow and lard) | 0.6 | 2.0 | 3.2 | 3.8 | 5.6 | 7.2 | 0.6 | 1.6 | 2.8 | 4.1 | 5.6 | |
| L-Lysine-HCl | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 |
| DL-Methionine | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | ||||||
| L-Threonine | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 | 0.9 | 0.9 | 0.9 | 0.9 | 0.9 | 0.9 |
| L-Tryptophane | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | ||||||
| Calcium carbonate | 7.6 | 9.4 | 11.0 | 9.0 | 11.2 | 13.4 | 5.5 | 6.8 | 8.1 | 6.8 | 8.5 | 10.2 |
| Monocal. phosphate | 3.6 | 3.6 | 3.6 | 6.4 | 6.4 | 6.4 | 3.1 | 3.1 | 3.1 | |||
| Sodium chloride | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 | 2.4 | 2.4 | 2.4 | 2.4 | 2.4 | 2.4 |
| Vit. and min. premix 2 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 |
| Binder 3 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 |
| Col. maize cob pellets 4 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 |
| Microbial phytase 5 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
1 P− = Formulated to contain 2.5 and 1.7 g digestible P/kg grower and finisher diets, respectively. P+ = Formulated to contain 3.0 and 2.4 g digestible P/kg grower and finisher diets, respectively. 2 Supplied per kg of diet: 4 mg Cu; 20 mg Fe; 10 mg Mn; 45 mg Zn; 0.15 mg I; 0.15 mg Se; 4000 IU vitamin A; 400 IU vitamin D3; 200 mg choline; 2 mg vitamin B1; 3 mg vitamin B2; 3 mg vitamin B6; 15 mg niacin; 0.02 mg vitamin B12; 15 mg pantothenic acid; 0.05 mg biotin; 0.5 mg folic acid; 65 mg vitamin E; 1 mg vitamin K3. 3 Pellan, Mikro-Technik, Bürgstadt, Germany. 4 Mikrogrit, Microtracers, San Francisco, U.S.A. 5 Natuphos® 5000G, BASF, Ludwigshafen, Germany, 5000 FTU/g, equivalency of 0.80 g digestible P/500 FTU.