| 
      Data represents mean value of three determinations.
        | S.No | Parameters | Before    planting | After    harvest |  
        | T1-control | T2-CV | T3-AV | T4-EV |  
        | 1. | pH | 7.1 | 6.8 | 7.2 | 6.9 | 7.1 |  
        | 2. | EC(mmhos/cm/25°C) | 1.34 | 1.21 | 1.31 | 1.15 | 1.13 |  
        | 3. | Organic carbon (%) | 0.65 | 0.52 | 0.78 | 0.72 | 0.68 |  
        | 4. | Available nitrogen(mg/100 gm soil) | 124.23 | 87.35 | 112.43 | 120.12 | 118.23 |  
        | 5. | Available phosphorus(mg/100 gm soil) | 8.23 | 7.65 | 7.85 | 7.21 | 7.24 |  
        | 6. | Available potassium(mg/100 gm soil) | 0.78 | 1.87 | 1.56 | 1.34 | 1.25 |  |