Starter Fertilizer Calculator and Final Report

Updated October 23, 2024
Jason Clark

Jason Clark

Assistant Professor & SDSU Extension Soil Fertility Specialist

Decision aid to assist crop planners in selecting the maximum safe fertilizer rate that can be applied with the seed for various crops.

Disclaimer

This resource is presented for informational purposes only. SDSU does not endorse the services, methods or products described herein, and makes no representations or warranties of any kind regarding them.

Acknowledgements

The author thanks:

  • The International Plant Nutrient Institute (IPNI) for its support with this work.
  • Joseph Schumacher (SDSU) for his help with assembling this program.
  • D. Andrews, C. Morris, and A. Bly (SDSU) for their very capable technical support.

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