Table 1.
Initial properties of soil of the experimental field.
| Soil properties | 0–15 cm | Soil properties | 0–15 cm |
|---|---|---|---|
| Sand, % | 65.55 | Ca++ (mel−1) | 2.2 |
| Silt, % | 18.5 | Mg++, mel−1 | 2.4 |
| Clay, % | 16.0 | Na+, mel−1 | 60.34 |
| Textural class | Loam | K+, mel−1 | 2.29 |
| Bulk density, g cm−3 | 1.59 | CO3, mel−1 | 3.1 |
| Soil porosity, % | 42.4 | HCO3, mel−1 | 1.8 |
| Infiltration rate, mm day−1 | 2.1 | Cl, mel−1 | 4.8 |
| CEC, cmol (p +) kg−1 soil | 12.40 | Bacterial count, cfu g−1 | 1.3 × 106 |
| Gypsum requirement (G.R.), Mg ha−1 | 10.0 | Fungal count, cfu g−1 | 0.2 × 105 |
| pH (1:2) | 9.20 | MBC, mg kg−1 | 115.5 |
| EC2, dS m−1 | 1.14 | MB-N, mg kg−1 | 1.20 |
| Exchangeable Na percentage (ESP) | 48 | MB-P, mg kg−1 | 0.03 |
| Soil organic C, % | 0.30 | Urease, µg urea g −1 h−1 | 100.4 |
| Available N, kg ha−1 | 142.5 | Dehydrogenase activity, µg TPF g−1 day−1 | 84.3 |
| Available P, kg ha−1 | 22.12 | ||
| Available K, kg ha−1 | 286.5 |
EC electrical conductivity, MBC microbial biomass carbon, MBN microbial biomass nitrogen, MBP microbial biomass phosphorus.