Crop Management: Crop Water Use

For more in-depth coverage of Crop Water Use issues, ETgages and Water Sensors, go to the Agricultural Irrigation and Nebraska Agricultural Water Management Network pages of this Web site.

Resources:
Using Modified Atmometers ETgage for Irrigation Management
This NebGuide describes the atmometer (evapotranspiration gage) and explains how it can be used for irrigation scheduling. Examples are provided to show how information collected with an atmometer can be used to estimate crop water use for corn and soybean.
PDF version* (975 KB; 4 pages)

Cropwatch: Growing degree days & crop water use
The Cropwatch site is a news service of the University of Nebraska-Lincoln

Crop Water Use in Western Nebraska
This NebGuide provides information on average weekly crop water use values for the major crops grown in western Nebraska. The information is best used for planning decisions before the season begins or for long term irrigation system planning.
PDF version* (213 KB; 4 pages)

Extension Circular 196, 10 Easy Ways to Boost Profit $20/Acre
A compilation of 22 fact sheets, each of which describes how a change in farming practice can increase profits by a minimum of $2 per practice. Topics range from management strategies for inputs and pests to tillage and irrigation.
Go to Chapter 3, Switching To No-Till Can Save Irrigation Water*

*Document in pdf format. Download the free Acrobat Reader.