Table 1.
Initial soil conditions at experimental site
| Property | Value obtained | Method employed |
|---|---|---|
| Textural analysis | Hydrometer method (Bouyoucos,1962) [63] | |
| Sand (%) | 62.6 | |
| Silt (%) | 23.8 | |
| Clay (%) | 13.6 | |
| Textural class | Sandy loam | |
| pH (1:2.5 soil water suspension) | 5.25 |
Glass electrode pH meter [64] |
| Electrical conductivity (mS m−1) (1:2.5 soil water suspension | 0.04 |
Electrical conductivity meter [64] |
| Walkley-Black Organic carbon (%) | 0.36 | Walkley and Black method (1934)[65] |
| Available nitrogen (kg N ha−1) | 177.6 |
Alkaline KMnO4 method (Subbiah and Asija, 1956) [66] |
| Available phosphorus (kg P ha−1) | 13.8 | Bray no. 1 extraction method [67] |
| Available potassium (kg K ha−1) | 67.5 | Neutral normal ammonium acetate method [64] |