New Calculator Tool For N, P, And K Recommendations And Fertilizer Cost Comparisons

With fertilizer being scarce and/or expensive there has never been a better time to fine-tune fertilizer use. If you want Purdue’s most current recommendations for N, P, and K and a means for comparing fertilizer costs try this spreadsheet tool:

For more background on the recommendations used in the tool see:
Fertilizer Price Adjustments to Fertilizer Recommendations.pdf (

Using-P-and-K-wisely-finalrev.pdf (

NitrogenMgmt_update2022_v4 (

Tri-State Fertilizer Recommendations (

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