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Physical and chemical characteristics of the soil in the experimental site.
| Soil depth (cm) | Sand (%) | Silt (%) | Clay (%) | Organic content (%) | Electrical conductivity (dS m−1) | pH | N (%) | P (mg kg−1) | K (mg kg−1) | Field capacity (FC) (cm3cm−3) | Permanent wilting poit (PWP) (cm3cm−3) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 0–30 | 38.12 | 44.0 | 17.88 | 0.977 | 1.092 | 7.42 | 0.084 | 54 | 320 | 0.21 | 0.07 |
| 30–60 | 38.63 | 44.11 | 17.26 | 0.970 | 1.090 | 7.54 | 0.084 | 58 | 311 | 0.21 | 0.07 |
| 60–90 | 39.80 | 43.67 | 16.53 | 0.84 | 1.088 | 7.71 | 0.083 | 57 | 301 | 0.20 | 0.08 |
