Table 5.
Effect of lytic phage and doxycycline on body performance in non-infected and experimentally infected chicken with E. coli O78.
| Groups | Body performance (1 to 7 days) |
Body performance (7 to 15 days) |
Body performance (15to 21 days) |
||||||
|---|---|---|---|---|---|---|---|---|---|
| BW (g) | BW gain (g) | FCR | BW (g) | BW gain (g) | FCR | BW (g) | BW gain (g) | FCR | |
| Group (1) | 151.6 ± 2.8c | 107.3 ± 2.31c | 1.31 ± 0.03a | 294.6 ± 8.39c | 146.0 ± 9.8c | 1.94 ± 0.03a | 488 ± 7.55d | 193.3 ± 14.9c | 1.95 ± 0.03a |
| Group (2) | 180.0 ± 2.0a | 136.6 ± 2.31a | 0.96 ± 0.02c | 467.3 ± 24.1a | 287.3 ± 22.1a | 1.50 ± 0.02d | 782 ± 24.6a | 315.3 ± 21.7a | 1.54 ± 0.03d |
| Group (3) | 180.3 ± 2.2a | 136.0 ± 2.65a | 0.96 ± 0.02c | 468.3 ± 20.1a | 287.6 ± 19.7a | 1.48 ± 0.03d | 781 ± 7.6a | 313.3 ± 27.5a | 1.55 ± 0.03d |
| Group (4) | 170.0 ± 2.0b | 125.6 ± 2.08b | 1.07 ± 0.03b | 370.0 ± 13.3d | 198.0 ± 11.3d | 1.67 ± 0.07c | 637 ± 7.55b | 285.0 ± 8.19d | 1.62 ± 0.03c |
| Group (5) | 169.0 ± 1.0b | 124.6 ± 1.15b | 1.08 ± 0.01b | 341.0 ± 2.65b | 172.0 ± 3.61b | 1.78 ± 0.02b | 606 ± 7.64c | 265.6 ± 5.51b | 1.75 ± 0.02b |
| Group (6) | 170.3 ± 2.5b | 126.3 ± 2.52b | 1.07 ± 0.03b | 353.0 ± 6.08b | 182.6 ± 6.66b | 1.75 ± 0.03b | 615 ± 5.1c | 267. ± 10.5b | 1.72 ± 0.01b |
Data are means (n = 3) ± SE. The same letters in each column indicate not significant differences according to the LSD test (P ≤ 0.05). BW; Body weight, BW gain; Body weight gain, FCR; Food conversion rate.