Table-2.
Details of examined commercial broiler flocks.
| Flock ID | Flock size/age≠ | Vaccination | Sample size | MR % | Clinical sings | PM | ||
|---|---|---|---|---|---|---|---|---|
| Swab | Tissues | Rs | Ns | |||||
| 707 | 70000/8 | ND+IB (1, 12 and 18 day) | 30 | 42 | 0.4 | + | − | General congestion, and omphalitis |
| 950 | 525000/22 | ND+IB (1, 12 day) | 60 | 60 | 27.8 | + | + | Tracheal pluges, airsacculitis, nephrosis, fibrinous pericarditis |
| 971 | 25020/14 | ND+IB (1, 12 day) | 60 | 60 | 11.3 | + | + | Tracheal pluges, airsacculitis, nephrosis, thymus congestion |
| 1009 | 26066/15 | ND+IB (1, 12 day) | 50 | 80 | 12.4 | + | + | Tracheal pluges, airsacculitis, nephrosis, thymus congestion |
| 1054 | 10000/24 | ND+IB (1, 12 day) | 20 | 28 | 1.2 | + | + | Congestion, fibrinous perihepatitis, and pericarditis. arthritis |
| 1102 | 210000/19 | ND+IB (1, 11 and 18 day) | 60 | 40 | 12.9 | + | + | Tracheal pluges, airsacculitis, nephrosis |
| 1121 | 19400/26 | ND+IB (1, 11 and 18 day) | 60 | 50 | 8 | + | − | Tracheal pluges, airsacculitis, nephrosis |
| 1135 | 15000/18 | ND+IB (1, 12 day) | 50 | 40 | 13.3 | + | − | Tracheal exudate, general congestion |
| 502 | 21000/13 | ND+IB (1, 12 day) | 60 | 40 | 18 | + | − | Pneumonia, fibrinous pericarditis, perihepatitis, splenomegaly |
| 427 | 22500/21 | ND+IB (1, 12 day) | 60 | 40 | 12 | + | − | Congestion in lung, kidney, fibrinous pericarditis |
| 901 | 521000/17 | ND+IB (1, 12 day) | 60 | 40 | 27% | + | − | Tracheal caseation and pluges, fibrinous pericarditis |
Ns=Nervous sings, Rs=Respiratory sings, MR=Mortality rate, ≠=Age/day. ND=Newcastle disease, IB=Infectious bronchitis, AI=Avian influenza, MG=Mycoplasma gallisepticum, MS=Mycoplasma synoviae, PM=Postmortem