Table-1.
The different treatment used in experiment 1.
| Groups/No | Number of birds | 1 day old | 5 days old |
|---|---|---|---|
| 1 | 20 | H9N2 | IBV vaccine |
| 2 | 20 | H9N2 | - |
| 3 | 15 | - | IBV vaccine |
| 4 | 10 | - | - |
IBV=Infectious bronchitis coronavirus
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