Table 2.
Summary of characteristics of eight bacterial strains isolated as IOB through the enrichment cultures and subjected to the first and second screening experiments.
| Strain | Colony morphology | Bacterial species | Similarity to identified bacteria | Leaching yield |
|---|---|---|---|---|
| a-1 | Round and small | Roseovarius spp. | 94% | 100% |
| a-2 | Round and small | Roseovarius spp. | 92% | 66.9% |
| e-1 | Round and small | Roseovarius spp. | 94% | 75.7% |
| e-2 | Round and small | Roseovarius spp. | 94% | 100% |
| f-1 | Round and small | Roseovarius spp. | 94% | 100% |
| f-2 | Round and small | Roseovarius spp. | 94% | 37.6% |
| j-1 | Round and small | Roseovarius spp. | 92% | 95.6% |
| j-2 | Round and small | Roseovarius spp. | 92% | 94.0% |