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Irrigation Publications & Resources

Center Pivot Irrigation for Corn: Water Management and System Design Considerations in Southern Idaho > HTML
This bulletin describes the water requirements of the corn crop and explains how to manage a center pivot irrigation system to deliver enough water to the crop at the right times. It focuses on three . . . . . more details

Cultural Management of Clearwater Russet Potatoes > HTML
The Clearwater Russet is a russet-skinned potato variety developed by the Pacific Northwest Variety Development Program that was released in 2008. Its excellent processing quality helped to popularize . . . . . more details

Deficit Irrigation of a Diverse Irrigated Rotation: Jake Madison (Farmer-to-Farmer Case Study Series) > PDF
In our Farmer-to-Farmer Cast Study Series, explore innovative approaches that regional farmers are using to increase their resilience in the face of a changing climate. In this case study, . . . . . more details

Estimating Water Requirements of Hard Red Spring Wheat for Final Irrigations > PDF
This publication teaches how to use the soil "feel and appearance method" and information on crop stage and soil type to determine whether and how much to irrigate. Authors: Roger Ashley, L . . . . . more details

Evaluating LESA Irrigation Systems in Potato Production in Southern and Eastern Idaho > HTML
Low-elevation spray application (LESA) is an irrigation modification that places nozzles 1–2 ft aboveground. The lower nozzle height in LESA enables water droplets to spend less time in the air, which . . . . . more details

Irrigation and Nitrogen Fertilization Affect End-Use Quality of Spring Wheat of Three Market Classes > HTML
Water and nitrogen are key ingredients in successful cropping systems, particularly in the challenging climates of the semiarid and arid regions of the western United States. This publication provides . . . . . more details

Irrigation Scheduling Using Water-Use Tables > PDF
Poor irrigation management can reduce crop yields, degrade crop quality, foster disease, and increase pumping costs. This publication has information on using water-use tables to irrigate crops prop . . . . . more details

Irrigation Systems for Idaho Agriculture > PDF
Discusses and compares agricultural irrigation systems: surface systems, sprinkler systems, and micro- irrigation and drip irrigation systems. Author: Howard Neibling 8 pages . . . . . more details

Managing Irrigation Water Quality for Crop Production in the Pacific Northwest > PDF
Learn how to use water analyses to choose appropriate water treatment and water management practices in irrigated agriculture. The publication covers kinds of tests, sample collection, interpretation . . . . . more details

Planning Water Access for Small-Acreage Irrigators > HTML
Small acreage landscapes pose unique water-access problems, particularly when they are subdivisions of a larger-acreage property. Improve your navigation of these challenges by learning the basics abo . . . . . more details

Potato Irrigation Management > PDF
Efficient irrigation management can increase marketable yield while reducing production costs by conserving water, energy, and nitrogen fertilizer and while reducing potential groundwater contaminat . . . . . more details

Quick Facts — Idaho Beans > HTML
This two-page fact sheet offers recommendations for growing dry beans in southern Idaho, with pointers on soil sampling and testing, fertilization, irrigation, and insect, weed and disease control. It . . . . . more details

Quick Facts — Idaho Sugar Beets > HTML
This compact fact sheet summarizes recommendations for growing sugar beets in Idaho, with pointers or information on soil sampling/testing, fertilization, irrigation, tillage, cropping history, and pe . . . . . more details

Scheduling Irrigation with a Pressure Chamber (Part 1) > Video
How to use a pressure chamber as a tool to help you schedule irrigation in wine grape vineyards. The two most important questions you need to answer for irrigation scheduling are “How much?” and “When . . . . . more details

Scheduling Irrigation with a Pressure Chamber (Part 2) > Video
Step by step instruction on how to use a pressure chamber as a tool to help you schedule irrigation in wine grape vineyards. Dr. Alexander Levin walks through the steps of using a pressure chamber to . . . . . more details

Scheduling the Final Irrigation for Wheat and Barley > HTML
Water management during grain formation is more important than ever, particularly with urban expansion and the subsequent increase in municipal water use. By investigating crop water–use patterns and . . . . . more details

Sugarbeet Irrigation Management Using Watermark Moisture Sensors > PDF
Overwatering of sugar beets is common and that’s unfortunate, because it allows root disease to flourish. Reduce its possibility by learning about soil moisture sensors—how to install and use them to . . . . . more details

Targeted Tank Mixtures for Weed Control in Potatoes > HTML
Managing weeds in potato fields with an integrated approach—using all available cultural, mechanical, chemical, and biological tools—is more effective than relying on any single weed-contr . . . . . more details

Wheat Characteristics under Varied Irrigation and Nitrogen > HTML
Determining optimum water and nitrogen requirements is critical to improve the yield and quality of wheat grown in arid and semiarid regions of the western United States. Because wheat is an important . . . . . more details


Local Information

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University of Idaho Extension


Physical Address:
E. J. Iddings Agricultural Science Laboratory, Room 10
606 S Rayburn St

Mailing Address:
875 Perimeter Drive MS 2332
Moscow, ID 83844-2332

Phone: 208-885-7982

Fax: 208-885-9046



Barbara Petty