From: Alternatives to antibiotics as growth promoters for use in swine production: a review
Items | Control | Antibiotic1 | Essential oil | SEM |
---|---|---|---|---|
Performance | ||||
 Weight gain, g/d | 442a | 505b | 493b | 15 |
 Feed intake, g/d | 783 | 846 | 789 | 24 |
 Feed conversion | 1.79 | 1.67 | 1.62 | 0.06 |
 Fecal consistency | 1.53a | 1.22b | 1.30b | 0.06 |
Nutrient digestibility | ||||
 Dry matter | 84.33a | 87.03b | 86.92b | 0.65 |
 Crude protein | 76.51a | 83.53b | 81.34b | 1.25 |