Table 2. Abilities of 36 actinomycete isolates to grow on N-deficient culture media and/or produce siderophores.
| Isolates | Growth on N-low medium | Growth on N-free medium | Siderophore production |
|---|---|---|---|
| SJ_UOM-01-09 | + | + | − |
| SJ_UOM-02-09 | + | + | + |
| SJ_UOM-03-09 | + | + | − |
| SJ_UOM-04-09 | + | + | +++ |
| SJ_UOM-05-09 | + | + | + |
| SJ_UOM-06-09 | − | − | − |
| SJ_UOM-07-09 | + | + | ++++ |
| SJ_UOM-08-09 | + | + | − |
| SJ_UOM-09-09 | + | + | +++ |
| SJ_UOM-10-09 | + | + | − |
| SJ_UOM-11-09 | + | + | − |
| SJ_UOM-12-09 | − | − | ++ |
| SJ_UOM-13-09 | − | − | + |
| SJ_UOM-14-09 | + | + | − |
| SJ_UOM-15-09 | + | + | + |
| SJ_UOM-17-09 | + | + | − |
| SJ_UOM-18-09 | + | + | ++++ |
| SJ_UOM-20-09 | + | + | + |
| SJ_UOM-21-09 | + | + | + |
| SJ_UOM-22-09 | − | − | − |
| SJ_UOM-23-09 | + | + | − |
| SJ_UOM-24-09 | + | + | +++ |
| SJ_UOM-25-09 | + | + | ++ |
| SJ_UOM-27-09 | + | + | + |
| SJ_UOM-28-09 | − | − | + |
| SJ_UOM-30-09 | + | + | − |
| SJ_UOM-31-09 | + | + | − |
| SJ_UOM-32-09 | − | − | − |
| SJ_UOM-33-09 | + | + | ++ |
| SJ_UOM-34-09 | + | + | + |
| SJ_UOM-36-09 | + | + | +++ |
| SJ_UOM-37-09 | + | + | − |
| SJ_UOM-38-09 | − | − | + |
| SJ_UOM-39-09 | + | + | + |
| SJ_UOM-40-09 | + | + | + |
| SJ_UOM-41-09 | + | + | − |
| SJ_UOM-43-09 | + | + | ++ |
| SJ_UOM-44-09 | + | + | − |
| SJ_UOM-45-09 | + | + | +++ |
“+”, actinomycete isolates either show growth on N-deficient media or produce siderophores; “−” absence.