Smart Irrigation Controllers: Operation of Evapotranspiration-Based Controllers

Michael Dukes , Bernardo Cardenas-Laihacar , , and

Release Date: 12/7/2025

DOI: 10.32473/EDIS-ae446-2009

Water Resources

Abstract

The purpose of this publication is to familiarize irrigation managers, contractors, Extension agents, homeowners, and other stakeholders with the different types of ET controllers, irrigation scheduling devices that determine amounts and timing based on soil water balance principles.

About this Publication

This document is AE446, one of a series of the UF/IFAS Department of Agricultural and Biological Engineering. Original publication date January 2009. Revised March 2019, July 2022, and October 2025. Visit the Ask IFAS website at https://ask.ifas.ufl.edu/ for the currently supported version of this publication.

How to Cite

Dukes, M. D., Shedd, M. L., & Davis, S. L. (2009). Smart Irrigation Controllers: Operation of Evapotranspiration-Based Controllers. EDIS, 2009(2). https://doi.org/10.32473/edis-ae446-2009

Authors

Michael Dukes

Contact

Specialist

University of Florida

director, UF/IFAS Nutrient Management Program, associate dean for special initiatives, UF/IFAS Extension, professor, UF/IFAS Department of Agricultural and Biological Engineering, and director, Center for Land Use Efficiency, Gainesville, FL

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Bernardo Cardenas-Laihacar

Contact

staff

University of Florida

research coordinator, Department of Agricultural Education and Communication

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Mary L. Shedd

former graduate student, Department of Agricultural and Biological Engineering