Table 2
Effects of dietary treatments on growth performance (gr/day) of broilers
Treatment | Weight gain | Feed intake | FCR1 |
---|
| 1-21 | 21-42 | 1-42 | 1-21 | 21-42 | 1-42 | 1-21 | 21-42 | 1-42 |
---|
Feed form | | | | | | | | | |
Mash | 56.7b | 66.0 | 61.4b | 91.7b | 121.9b | 106.8b | 1.61 | 1.86 | 1.74 |
Pellet | 61.5a | 70.4 | 65.9a | 101.8a | 131.8a | 116.7a | 1.65 | 1.89 | 1.77 |
Feed size | | | | | | | | | |
Course | 59.4 | 66.7 | 63.1 | 97.5 | 127.2 | 112.0 | 1.64 | 1.91 | 1.78 |
Fine | 58.8 | 69.6 | 64.2 | 95.9 | 126.5 | 111.6 | 1.63 | 1.83 | 1.73 |
L-threonine | | | | | | | | | |
+ | 60.3a | 66.9 | 63.6 | 97.3 | 124.6b | 110.9 | 1.61 | 1.88 | 1.75 |
- | 57.9b | 69.5 | 63.7 | 96.2 | 129.2a | 112.7 | 1.66 | 1.86 | 1.76 |
SEM | 0.69 | 1.79 | 0.89 | 0.61 | 1.36 | 0.90 | 0.02 | 0.04 | 0.02 |
Interaction effects |
| Probability value |
A × B | 0.67 | 0.93 | 0.94 | 0.20 | 0.71 | 0.86 | 0.78 | 0.87 | 0.93 |
A × C | 0.56 | 0.10 | 0.15 | 0.01 | 0.57 | 0.16 | 0.34 | 0.03 | 0.01 |
B × C | 0.24 | 0.17 | 0.35 | 0.17 | 0.71 | 0.83 | 0.60 | 0.20 | 0.25 |
A × B × C | 0.25 | 0.10 | 0.04 | 0.69 | 0.66 | 0.63 | 0.34 | 0.09 | 0.03 |