| Ingredient (%) | 2007 (Control) | 2012 (Treatment) |
|---|---|---|
| Cornstarch | 40 | 40 |
| Corn | 40 | 40 |
| Beet pulp | 11.069 | 10.224 |
| Soybean meal | 1.077 | . |
| Wheat bran | 0.318 | 0.275 |
| Soybean oil | 4.425 | 5.166 |
| Salt | 0.17 | 0.174 |
| aDCP | 1.404 | 1.447 |
| Lysine | 0.563 | 0.761 |
| Methionine | 0.064 | 0.132 |
| Arginine | . | 0.139 |
| Histidine | 0.038 | 0.084 |
| Isoleucine | 0.169 | 0.314 |
| Leucine | 0.091 | 0.315 |
| Phenylalanine | 0.142 | 0.19 |
| Threonine | 0.223 | 0.347 |
| Tryptophan | 0.069 | 0.106 |
| Valine | 0.179 | 0.325 |
| Total | 100 | 100 |