Table 2.
Rate of treatment factors and basic nutrients applied in soil.
| Nutrients | Source | Rate | State of application |
|---|---|---|---|
| Calcium (Ca) | CaCO3 | 0.5 g/kg soil mixture | Powder |
| Nitrogen (N) | Ca (NO3)2 | 80, 120, and 160 kg N ha-1 | Solution |
| 70 and 30% of 120 (i.e., 84 and 36 kg N ha-1) and 160 (i.e., 112 and 48 kg N ha-1) respectively at sowing and stem elongation. | |||
| Phosphorus (P) | Ca (H2PO4)2.aq | 3 g P/l | Solution |
| Potash (K) | K2SO4 | 12 g K/l | Solution |
| Magnesium (Mg) | MgSO4.7H2O | 12.5 g st/l | Solution |
| Iron (Fe) | Fe-EDTA (C1H12FeN2NaO8.H2O) | 10 mg Fe/kg soil | Solution |
| Manganese (Mn) | MnSO4.4H2O | 2.50 g st/l | Solution |
| Copper (Cu) | CuSO4.2H2O | 2.50 g st/l | Solution |
| Molybdenium (Mo) | (NH4)6Mo7O22.4H2O | 0.05 g st/l | Solution |
| Boron (B) | Na2B4O7.10H2O | 0.25 g st/l | Solution |
| Zinc (Zn) | ZnSO4.7H2O | 10 mg Zn/kg soil | Solution |
All solutions were added to growth media before sowing at volume 25 ml. Rows with bold letters represent for treatment factors.