Table 4.
Effect of experimental dietary treatments on average body weight (ABW) of broiler chickens at starter period.
| Age (Day) | |||||
|---|---|---|---|---|---|
| Treatment 1 | 1 | 7 | 10 | 14 | 21 |
| NC | 45.70 2 | 141.15 | 224.00 b | 375.36 b | 780.47 b |
| PC | 45.67 | 150.76 | 246.57 a | 410.87 a | 844.13 a |
| 2000 CN | 45.80 | 147.00 | 238.20 ab | 410.60 a | 850.67 a |
| 4000 CN | 45.63 | 139.26 | 225.48 b | 374.36 b | 777.53 b |
| 6000 CN | 45.67 | 141.83 | 226.48 b | 387.16 ab | 791.51 b |
| Mean CN | 45.70 | 142.70 | 230.05 | 390.71 | 806.57 |
| SEM 3 | 0.029 | 1.471 | 2.709 | 5.020 | 10.604 |
| p-value | 0.3625 | 0.1022 | 0.0399 | 0.0036 | 0.0053 |
1 NC: negative control group = commercial feed, no additives by cinnamon powder; PC: positive control group = commercial feed, treated by antibiotic Colimox powder (mixture of amoxicillin and colistin at 200 and 150 mg/kg, respectively); 2000, 4000, and 6000 mg/kg treated groups = commercial feed, treated by cinnamon powder; 2 Mean of eight replicates per treatment; 3 SEM, standard error of mean for treatments effect; a,b mean values within columns with different superscripts are significantly different (p < 0.05).