From: Alternatives to antibiotics as growth promoters for use in swine production: a review
Items | Antibiotics1 | Zinc(1,500Â ppm) | Zinc (2,500Â ppm) | Lanthanum-yeast | SEM | P-value |
---|---|---|---|---|---|---|
Dry matter | 95.19a | 93.83b | 93.98b | 95.46a | 0.30 | <0.01 |
Crude protein | 74.51ab | 71.55b | 72.33b | 78.34a | 1.38 | 0.01 |
Calcium | 56.59b | 46.98c | 48.50c | 65.10a | 1.69 | <0.01 |
Phosphorus | 54.87b | 43.07c | 38.52c | 66.11a | 2.09 | <0.01 |
Energy | 83.51b | 81.42b | 81.33b | 86.89a | 0.80 | <0.01 |
Lysine | 81.45b | 79.42b | 80.32b | 85.15a | 0.95 | <0.01 |
Methionine | 83.49b | 83.67b | 86.76a | 87.32a | 0.79 | <0.01 |
Phenylalanine | 74.21b | 73.75b | 75.41ab | 78.96a | 1.32 | 0.05 |
Threonine | 76.19b | 75.13b | 75.28b | 81.19a | 1.58 | 0.04 |