Table 3 Effect of dietary treatments on growth performance of broiler during grower and overall periods.
From: The impact of nano zinc on broiler productivity, tibia bone characteristics, and gut microbiota
Item | Finisher (26–35 days) | Overall (1–35 days) | |||||
|---|---|---|---|---|---|---|---|
BWG | FI | FCR | BWG | FI | FCR | ||
Zinc oxide level % | Zinc oxide source | ||||||
100% | CZnO | 824ab | 1333 | 1.62b | 1750b | 2675 | 1.53bc |
50% | CZnO | 764bc | 1324 | 1.73b | 1584c | 2564 | 1.62b |
25% | CZnO | 748c | 1389 | 1.86a | 1545c | 2713 | 1.76a |
100% | NZnO | 864a | 1390 | 1.61b | 1929a | 2838 | 1.47c |
50% | NZnO | 902a | 1491 | 1.65b | 1975a | 2933 | 1.48c |
25% | NZnO | 854ab | 1393 | 1.63b | 1870a | 2787 | 1.49c |
SE of means | ± 32.91 | ± 100.01 | ± 0.04 | ± 33.90 | ± 192.72 | ± 0.03 | |
Main effects | |||||||
Source | |||||||
CZnO | 779b | 1349 | 1.74 | 1626b | 2650 | 1.64a | |
NZnO | 873a | 1425 | 1.63 | 1924a | 2853 | 1.48b | |
SE of means | ± 20.73 | ± 57.74 | ± 0.08 | ± 25.13 | ± 111.26 | ± 0.05 | |
Level % | |||||||
100% | 844 | 1362 | 1.61 | 1839 | 2756 | 1.5 | |
50% | 833 | 1408 | 1.69 | 1779 | 2748 | 1.54 | |
25% | 801 | 1391 | 1.74 | 1707 | 2750 | 1.62 | |
SE of means | ± 25.39 | ± 70.72 | ± 0.09 | ± 61.48 | ± 136.27 | ± 0.06 | |
Significances | |||||||
Source of variation | |||||||
Source effect | *** | NS | NS | *** | NS | *** | |
Level effect | NS | NS | NS | NS | NS | NS | |
Source × level | * | NS | * | *** | NS | *** | |
