| Isolates | Morphology | H2S | GLU | LAC | SUC | MRVP |
| E9 | Light yellow colonies, Gram negative rods | + | + | + | + | + − |
| E11 | White colony clusters, greenish zones. Gram negative | + | + | + | + | − + |
| E12 | Cream colonies, branching strands and pale yellowish zones. Gram negative | − | + | + | + | + − |
| E13 | Light yellow colonies. Gram negative | − | + | + | − | − − |
| E14 | White colony clusters. Gram negative | + | + | + | + | − + |
| E19 | Cream colony clusters with greenish zones, Gram negative | − | + | + | + | − − |
| E20 | Cream colony clusters. Gram negative | − | + | + | + | − − |
| E21 | Bright yellow colony clusters, Gram negative | + | + | + | + | − − |
| E22 | White colony clusters, greenish zones. Gram negative | + | + | + | + | − + |
| E23 | White circular clusters, greenish zones Gram negative rods | + | + | + | + | + − |