Table 1 Bacteria from soil samples
Soil sample (location) | Dilution | CFU /ml | No. of colonies | Antibacterial activity |
|---|---|---|---|---|
Garden | 10−3 | 9.8 × 106 | 69 | PR1, PR2 |
Playground | 10−2 | 4.5 × 106 | 15 | Nil |
Near canteen | 10−3 | 8.7 × 105 | 48 | Nil |
Near sewage sump | 10−3 | 9.2 × 106 | 54 | PR3 |
Near biotech dept. | 10−3 | 4.5 × 106 | 45 | Nil |
Near RIT | 10−3 | 3.5 × 105 | 12 | Nil |
Near RUAPS | 10−3 | 5.5 × 106 | 20 | Nil |
Total | 263 | 3 | ||