Fertilizer Calculator – Urea, DAP, MOP per Acre

Convert N, P and K nutrient needs into kg and bags of Urea, DAP and MOP for your field area.

How to Calculate Fertilizer

Enter field area and the recommended N, P₂O₅ and K₂O in kg per acre. The tool shows Urea, DAP and MOP in kg and bags.

How is it calculated?

DAP gives P₂O₅ (46%) and some nitrogen (18%); the remaining nitrogen is supplied as urea (46% N); potash comes from MOP (60% K₂O).

Where do I find N, P, K needs?

From a soil test report or agriculture department recommendation for your crop.

Is bag size fixed?

Urea is taken as 45 kg and DAP and MOP as 50 kg bags.

Is it a substitute for soil testing?

No, always follow the soil test and local advice.

Further reading from trusted sources

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Last updated: 09 Nov 2026 • 100% free • Mobile friendly

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