Table 3.
The effect of the dietary inclusion of essential oil mixture or an antibiotic on body weight, Haugh unit, egg yolk color, egg yolk weight, shell weight, and albumen index.
| Parameter | Control | EOM | ANT (avilamycin) | Pooled SEM | P |
|---|---|---|---|---|---|
| Haugh unit | 83.87 | 84.04 | 84.47 | 0.481 | 0.6636 |
| Shell thickness, mm | 0.211 | 0.208 | 0.206 | 0.011 | 0.0812 |
| Shell weight, g | 0.971 | 0.969 | 0.995 | 0.010 | 0.1185 |
| Egg yolk color | 7.64 | 7.62 | 7.67 | 0.154 | 0.9820 |
| Egg yolk weight, g | 3.65 | 3.59 | 3.68 | 0.032 | 0.1252 |
| Albumen index | 8.85 | 8.82 | 8.60 | 0.198 | 0.6395 |
| Yolk index | 46.19b | 47.66a | 46.32b | 0.367 | 0.0084 |
| Initial body weight, g | 229.25 | 233.69 | 232.24 | 2.65 | 0.4853 |
| Final body weight, g | 242.59 | 242.02 | 243.11 | 3.35 | 0.9748 |
a, bMeans within row with no common superscripts differ significantly (P < 0.05).
SEM: Standard error of the mean.