| Plate Number | Strains Isolated | Ampicillin | Ciprofloxacin |
| 1 | Shigella | − | ++ |
| 2 | Shigella | +++ | +++ |
| 3 | Pseudomona | + | ++ |
| 4 | Pseudomona | + | +++ |
| 5 | Salmonella | − | − |
| 6 | Klebsiella | − | +++ |
| 7 | Klebsiella | + | +++ |
| 8 | Klebsiella | − | ++ |
| 9 | Escherichia coli | − | + |
| 10 | Escherichia coli | − | + |
| 11 | Escherichia coli | − | ++ |
| 12 | Escherichia coli | − | ++ |