Table 2.
Growth performance [body weights, average daily gain (ADG), average daily feed intake (ADFI), and feed efficiency (G:F)] and of finishing pigs fed 0, 500, 1,000, or 2,000 mg/kg nitrate for 28 d
| Dietary nitrate, mg/kg | P value | |||||||
|---|---|---|---|---|---|---|---|---|
| 0 | 500 | 1,000 | 2,000 | SEM | Model | Linear | Quadratic | |
| Body weight, day 0, kg | 119.0 | 118.8 | 119.0 | 119.5 | 4.51 | 0.934 | 0.570 | 0.759 |
| Body weight, day 28, kg | 141.6 | 146.0 | 142.8 | 143.7 | 4.77 | 0.568 | 0.821 | 0.566 |
| ADG, days 0 to 28, kg | 0.81 | 0.97 | 0.85 | 0.86 | 0.114 | 0.505 | 0.991 | 0.466 |
| ADFI, days 0 to 28, kg | 3.05 | 3.45 | 3.08 | 3.08 | 0.202 | 0.193 | 0.631 | 0.358 |
| G:F, days 0 to 28, kg/kg | 0.24 | 0.28 | 0.27 | 0.27 | 0.035 | 0.659 | 0.680 | 0.317 |