Farm & Agronomy
Fertilizer Calculator
NPK requirement from soil test and target.
t/ha
Soil-test available (kg/ha)
kg
/kg
Required nutrients (kg/ha)
N114.8 kg/ha
P₂O₅43.5 kg/ha
K₂O40.5 kg/ha
Fertilizer plan (based on N)
Application rate249.5 kg/ha
Total fertilizer1,995.7 kg
Bags needed80 × 25kg
Planning estimate only based on nutrient-removal coefficients - not a substitute for a soil-lab recommendation tailored to your field.