Probiotic supplementation as an alternative to antibiotics in broiler chickens
23 mar 2024
O artykule
Data publikacji: 23 mar 2024
Zakres stron: 147 - 154
Otrzymano: 31 sie 2023
Przyjęty: 15 lut 2024
DOI: https://doi.org/10.2478/jvetres-2024-0009
Słowa kluczowe
© 2024 Grzegorz Tomczyk et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Fig. 1

Clinical changes and mortality rates in broiler chicken groups challenged with infectious bronchitis
Day/s post challenge | Prevalence of clinical manifestations/deaths | |||
---|---|---|---|---|
Group P (n = 20) | Group AO (n = 20) | Group P&AO (n = 20) | Group C (n = 20) | |
1 | 0/0 | 0/0 | 0/0 | 0/0 |
2 | 0/0 | 2/0 | 1/0 | 0/0 |
3 | 11/0 | 10/0 | 12/0 | 14/0 |
4 | 10/0 | 9/0 | 12/0 | 14/0 |
5 | 7/0 | 5/0 | 7/0 | 8/0 |
6 | 1/0 | 0/0 | 0/0 | 2/0 |
7 | 0/0 | 0/0 | 0/0 | 0/1 |
8 | 0/0 | 0/0 | 0/0 | 0/0 |
9 | 0/0 | 0/0 | 0/0 | 0/0 |
10 | 0/0 | 0/0 | 0/0 | 0/0 |
11 | 0/0 | 0/0 | 0/0 | 0/0 |
12 | 0/0 | 0/0 | 0/0 | 0/1 |
13 | 0/0 | 0/0 | 0/0 | 0/0 |
14 | 0/0 | 0/0 | 0/0 | 0/0 |
21 | 0/0 | 0/0 | 0/0 | 0/0 |
Mortality % | 0 | 0 | 0 | 10 |
Results of necropsy of four broiler chicken groups challenged with infectious bronchitis
Group | n | gizzard | intestines | liver | spleen | BF | kidneys | lungs |
---|---|---|---|---|---|---|---|---|
P | 10 | 0 | 0 | 0 | 0 | 0 | ||
AO | 10 | 6/10 | 0 | 0 | ||||
P&AO | 10 | 0 | 0 | 0 | ||||
C | 10 | 0 | 0 | 0 | 0 | 0 |