Table 2 Effect of dietary treatments on growth performance of broiler during starter and grower periods.
From: The impact of nano zinc on broiler productivity, tibia bone characteristics, and gut microbiota
Item | Starter (1–10 days) | Grower (11–25 days) | |||||
|---|---|---|---|---|---|---|---|
BWG | FI | FCR | BWG | FI | FCR | ||
Zinc oxide level % | Zinc oxide source | ||||||
100% | CZnO | 249a | 341 | 1.37b | 677b | 1000 | 1.48 |
50% | CZnO | 189b | 320 | 1.69a | 641b | 920 | 1.44 |
25% | CZnO | 178b | 315 | 1.77a | 609b | 1009 | 1.66 |
100% | NZnO | 280a | 302 | 1.07c | 785a | 1146 | 1.46 |
50% | NZnO | 284a | 302 | 1.06c | 789a | 1140 | 1.44 |
25% | NZnO | 257a | 297 | 1.16c | 759a | 1097 | 1.45 |
SE of means | ± 13.37 | ± 43.33 | ± 0.06 | ± 22.07 | ± 99.82 | ± 0.13 | |
Main effects | |||||||
Source | |||||||
CZnO | 205b | 325 | 1.61a | 642b | 976 | 1.53 | |
NZnO | 274a | 300 | 1.10b | 778a | 1128 | 1.45 | |
SE of means | ± 7.72 | ± 25.02 | ± 0.08 | ± 23.11 | ± 57.63 | ± 0.073 | |
Level % | |||||||
100% | 264 | 322 | 1.22 | 731 | 1073 | 1.47 | |
50% | 236 | 311 | 1.38 | 715 | 1030 | 1.44 | |
25% | 218 | 306 | 1.47 | 684 | 1053 | 1.56 | |
SE of means | ± 19.45 | ± 30.64 | ± 0.30 | ± 19.59 | ± 70.58 | ± 0.09 | |
Significances | |||||||
Source of variation | |||||||
Source effect | *** | NS | *** | *** | NS | NS | |
Level effect | NS | NS | NS | NS | NS | NS | |
Source × Level | ** | NS | * | *** | NS | NS | |
