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Evapotranspiration

Drought corn — Corn leaf rolling is the primary symptom of drought, and yield loss estimates are assumed when drought stress occurs for four consecutive days or more. (Photo courtesy Iowa State University Extension and Outreach)

Drought-stressed Crops and Yield Potential

June 23, 2023

Research insights on yield loss from drought stress during vegetative, silking and grain fill growth stages of corn.

Hard red spring wheat field — Hard red spring wheat grown at the Henry J. Stumpf International Wheat Center, Grant, Nebraska in 2021.

Hard Red Spring Wheat Water Use

March 9, 2022

This study looked at water consumption (evapotranspiration), productivity and protein content of hard red spring wheat, a viable option when winter wheat experiences injury or low productivity.