Table 1 Isolation of Salmonella from different sample sources in the chicken production chain in Hubei Province, China
Sampling link | Sampling source | Sample No. | Isolate No. | Isolation rate |
|---|---|---|---|---|
Farm | Animal samples | 188 | 7 | 3.72% |
| Â | Chicken cloaca swab | 188 | 7 | 3.72% |
| Â | Environmental samples | 410 | 21 | 5.12% |
| Â | Sewage | 85 | 6 | 7.06% |
| Â | Feed | 85 | 2 | 2.35% |
| Â | Chicken manure | 85 | 1 | 1.18% |
| Â | Fence | 70 | 9 | 12.86% |
| Â | Soil | 85 | 3 | 3.53% |
| Â | Total | 598 | 28 | 4.68% |
Slaughterhouse | Animal samples | 135 | 32 | 23.70% |
| Â | Chicken cloaca swab | 83 | 23 | 27.71% |
| Â | Caecum sample | 52 | 9 | 17.31% |
| Â | Environmental samples | 250 | 15 | 6% |
| Â | Desk | 50 | 5 | 10% |
| Â | Ground | 50 | 3 | 6% |
| Â | Shower water | 50 | 5 | 10% |
| Â | Instrument | 50 | 2 | 4% |
| Â | Knife | 50 | 0 | 0% |
| Â | Total | 385 | 47 | 12.21% |
Market | Animal samples | 86 | 7 | 8.14% |
| Â | Chicken | 86 | 7 | 8.14% |
| Â | Environmental samples | 80 | 9 | 11.25% |
| Â | Egg surface | 10 | 0 | 0% |
| Â | Chopping board | 40 | 5 | 12.5% |
| Â | Knife | 30 | 4 | 13.33% |
| Â | Total | 166 | 16 | 9.64% |
Total | Â | 1149 | 91 | 7.92% |