Table 5.
Number of bacterial isolates exhibiting resistance to multiple antibiotics and percentage resistance.
| Antibiotics | Number of rhizobacterial strains resistant to antibiotics | Resistance percentage | ||||
|---|---|---|---|---|---|---|
| Pseudomonas (n = 15) | Azotobacter (n = 15) | PSB (n = 15) | Pseudomonas | Azotobacter | PSB | |
| Nalidixic acid (NA) | 0 | 1 | 3 | 0% | 6.6% | 20% |
| Nitrofurantoin | 0 | 2 | 9 | 0% | 13.3% | 60% |
| Rifampicin | 0 | 1 | 11 | 0% | 6.6% | 73.3% |
| Erythromycin | 4 | 2 | 11 | 26.7% | 13.3% | 73.3% |
| Streptomycin | 0 | 0 | 0 | 0% | 0% | 0% |
| Ciprofloxacin | 11 | 10 | 0 | 73.3% | 66.6% | 0% |
| Doxycycline | 0 | 1 | 9 | 0% | 6.6% | 60% |
| Polymyxin B | 0 | 0 | 1 | 0% | 0% | 6.6% |
| Norfloxacin | 0 | 0 | 0 | 0% | 0% | 0% |
| Methicillin | 15 | 15 | 11 | 100% | 100% | 73.3% |
| Novobiocin | 1 | 2 | 3 | 6.6 | 13.3% | 20% |
| Tetracycline | 0 | 1 | 8 | 0% | 6.6% | 53.3% |
| Chloramphenicol | 0 | 0 | 4 | 0% | 0% | 26.6% |
| Penicillin | 4 | 5 | 10 | 26.6% | 33.3% | 66.6% |
| Kanamycin | 0 | 0 | 0 | 0% | 0% | 0% |