Table 1 Pre-experimental soil, biochar, and irrigation characteristics
Soil | Values | Biochar | Values | Irrigation | Values |
|---|---|---|---|---|---|
pH | 8.27 | pH | 7.07 | pH | 7.21 |
ECe (dS/m) | 3.01 | ECe (dS/m) | 5.11 | EC (µS/cm) | 211 |
SOC (%) | 0.60 | Volatile Matter (%) | 20 | Carbonates (meq./L) | 0.00 |
TN (%) | 0.03 | Fixed carbon (%) | 65 | Bicarbonates (meq./L) | 5.56 |
EP (mg/kg) | 5.81 | Ash content (%) | 15 | Chloride (meq./L) | 0.10 |
AK (mg/kg) | 166 | TN (%) | 0.09 | Ca + Mg (meq./L) | 3.79 |
Sand (%) | 25 | TP (%) | 0.41 | Sodium (mg/L) | 163 |
Silt (%) | 40 | Particle Size |  < 2 mm | TN = Total Nitrogen EP = Extractable Phosphorus AK = Available Potassium Ca = Calcium; Mg = Magnesium | |
Clay (%) | 35 | EC = Electrical Conductivity TN = Total Nitrogen TP = Total Phosphorus | |||
Texture | Clay Loam | ||||