This resource was developed to help producers easily calculate the flow rate of liquid fertilizer and injection pump settings needed to fertigate through a center pivot irrigation system. (...click for more)
* Hyperlinks can be created and emailed in this section for direct links to the settings specified above.
Pivot Fertigation Calculator
(c) 2020 Clemson University Cooperative Extension
Author: Kendall R. Kirk, Precision Ag Engineer
Disclaimer: The Pivot Fertigation calculator is brought to you as a free service by Clemson University Cooperative Extension. The accuracy of the calculator is not guaranteed. User assumes all risks and liabilities from its use.
Acknowledgments: This work greatly benefited from the recommendations by and discussions with several individuals. Thank you for your assistance to all of the following: Rob Bates, Alex Coleman, Ben Fogle, Brent Gandy, Daniel Hunter, Spencer McLeod, Walker Nix, Jacob Oswald, Joe Oswald, Alex Samenko, David Segars, and James Thomas.
We are dedicated to making this a valuable tool for you. If you have suggestions for bug fixes, additional nominal fertilizer products, or any other improvements, please contact us by email.