Table 1.
Body weights (BW) and the feed conversion ratio (FCR) in turkeys fed diets with different Arg:Lys ratios.
| Item | BW (kg) | FCR (g/g) | Mortality (%) | |||
|---|---|---|---|---|---|---|
| 4 w | 8 w | 12 w | 16 w | 1–16 w | 1–16 w | |
| Treatmenta | ||||||
| LLAL | 1.16 | 4.14 | 8.28 | 11.18 | 2.371 | 6.25 |
| LLAH | 1.18 | 4.21 | 8.39 | 11.35 | 2.376 | 6.25 |
| LHAL | 1.15 | 4.06 | 8.31 | 11.35 | 2.360 | 4.86 |
| LHAH | 1.17 | 4.25 | 8.43 | 11.40 | 2.381 | 6.25 |
| SEM | 0.006 | 0.029 | 0.036 | 0.049 | 0.008 | ND |
| Lysine (Lys) | ||||||
| Low (L) | 1.17 | 4.18 | 8.33 | 11.27 | 2.373 | 6.25 |
| High (H) | 1.16 | 4.16 | 8.37 | 11.37 | 2.370 | 5.56 |
| Arginine (Arg) | ||||||
| Low (L) | 1.16 | 4.10b | 8.29 | 11.26 | 2.365 | 5.56 |
| High (H) | 1.18 | 4.23a | 8.41 | 11.37 | 2.378 | 6.25 |
| P value | ||||||
| Lys | 0.286 | 0.686 | 0.612 | 0.302 | 0.854 | ND |
| Arg | 0.086 | 0.021 | 0.124 | 0.270 | 0.460 | ND |
| Lys × Arg | 0.639 | 0.235 | 0.979 | 0.552 | 0.666 | ND |
aLLAL diet with low Lys and low Arg levels; LLAH diet with low Lys and high Arg levels; LHAL diet with high Lys and low Arg levels; LHAH diet with high Lys and high Arg levels.