Table 2 Comparison of characteristics between control fertilizer and test fertilizer
Classification | Control fertilizer (r-Ringer) | Test fertilizer (AGH-Ringer) |
|---|---|---|
Fertilizer type | Composite fertilizer | Composite fertilizer |
Appearance | White powder | Light-brown powder |
Solubility (%) | 12.7 | 100 |
Sediment rate (%) | 87.3 | 0 |
NPK content (%) | 18.9:14:4.0 | 18.9:14:4.0 |
Method of use | Foliar or drench | Foliar or drench |
Nutrient solution supply system | Necessary | Unnecessary |