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Extension > Agriculture > Nutrient Management > Crop calculators

Crop calculators

Crop calculators help determine needed nutrients

Use these calculators to determine the nutrients needed in your soil to grow a specific crop.

Other resources we recommend

• Soil testing lab — University of Minnesota
• Corn nitrogen rate calculator — Iowa State University-Agronomy Extension
• Managing Iron Deficiency Chlorosis in Soybean (799 K PDF) — University of Minnesota Extension

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