Fertilizer Calculator

Calculate NPK fertilizer requirements per crop with soil analysis and nutrient recommendations

Fertilizer Parameters

Crop Selection

Field Area (hectares)

Enter the total area to be fertilized

Yield Target (tonnes/hectare)

Leave empty to use crop default

Soil Test Results:

Phosphorus Level

Potassium Level

Soil pH

Fertilizer Recommendations

$51217.39

Total Fertilizer Cost

Nutrient Requirements (kg/ha):

N: 180 kg/ha

P₂O₅: 80 kg/ha

K₂O: 120 kg/ha

Recommended Fertilizers:

Urea (46-0-0)

Rate: 39130 kg total (391 kg/ha)

Supplies: 18000 kg N

Cost: $25434.78

DAP (18-46-0)

Rate: 17391 kg total (174 kg/ha)

Supplies: 8000 kg P2O5

Bonus: 3130 kg N

Cost: $14782.61

Muriate of Potash (0-0-60)

Rate: 20000 kg total (200 kg/ha)

Supplies: 12000 kg K2O

Cost: $11000.00

Cost per Hectare:

$512.17/ha

Cost per Tonne:

$85.36/tonne

Target Yield:

6 tonnes/ha

Note: These recommendations are based on soil test results and target yield. Consider split applications for nitrogen efficiency.

Agricultural Disclaimer: These fertilizer recommendations are general guidelines. Always conduct soil tests, consider local conditions, and consult with agricultural professionals for site-specific fertilizer programs. Environmental and regulatory factors may also apply.