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Physico-chemical and microbiological characteristics of soil samples A, B and C
| Sample | pH | Moisture content (%) | NH4+ (ppm) | NO3− (ppm) | P (ppm) | K (ppm) | CEC (meq/100 g soil) | Sand (%) | Silt (%) | Clay (%) | C (%) | Heterotrophic total viable counts (log CFU g−1) | ULO degrading bacteria counts (log CFU g−1) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 5.55 | 4.6 | 10 | <1 | 14 | 18 | 0.98 | 87.2 | 4.2 | 8.6 | 6 | 7.57 | 7.16 |
| B | 6.02 | 11.9 | 20 | <1 | 138 | 67 | 4.68 | 65.2 | 22.2 | 12.6 | 8 | 7.34 | 6.48 |
| C | 5.31 | 4.8 | 3 | 101 | 41 | 95 | 4.76 | 67.2 | 17.2 | 15.6 | 12 | 5.04 | 5.97 |
