Lynn Ketchum

Irrigation

Displaying 1 - 10 of 66 resources

Low energy precision application (LEPA) and low elevation spray application (LESA) trials in the Pacific Northwest

LEPA and LESA are alterations on a center pivot where the sprinklers are moved much closer to the ground, the spacing between sprinklers is reduced (more sprinklers), and water is emitted at very low pressures. It saves water (18%), it saves energy (less water pumped and pumped at a lower pressure), and it helps growers get better yields especially in areas where water ...

Troy Peters, Howard Neibling, Richard Stroh, Behnaz Molaei, Hanny Mehanna | Sep 2019 | Publication

New analysis reveals challenges for drought management in Oregon’s Willamette River Basin

In Oregon’s Willamette River Basin, managing water scarcity would be more effective if conservation measures were introduced in advance and upstream from the locations where droughts are likely to cause shortages, according to a new study.

Chris Branam | Jul 15, 2019 | News Story

Sensor Sprayers for Specialty Crop Production

Sensor-controlled spray systems can help growers use fewer chemicals and less water while maintaining good pest control. Learn about the pros and cons of different types of sensor sprayers.

Robin Rosetta, Jay Pscheidt, Lloyd Nackley | Jun 2019 | OSU Extension Catalog

Bees, Seeds, and Water Beads

Central Oregon is a global mecca for vegetable seed. Learn how Oregon State research has crafted a unique balance between honeybees, pheromones, irrigation, and farming to grow vegetable seeds better than almost anywhere in the world.

Rhonda Simmons | Mar 2019 | Video

Management of grapevine water status under irrigated and non-irrigated conditions

Information on vineyard water management, focusing on when to initiate irrigation.

Alexander Levin | Oct 2018 | Article

Traveling Big Gun Calibration Checklist

Checklist for calibrating a traveling big gun irrigation system.

Aug 2018 | Fact Sheet

Deficit irrigation of a diverse irrigated rotation: Jake Madison (Farmer-to-Farmer Case Study Series)

In this series, explore innovative approaches regional farmers are using that may increase their resilience in the face of a changing climate.

Aug 2018 | OSU Extension Catalog

Dry Farming Project Continues to Expand!

Multiple Research Projects Engage with the Dry Farming Collaborative in 2018

Amy Garrett | Jul 2018 | Article

Scheduling Irrigation with a Pressure Chamber (Part 2)

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 measure leaf water potential and stem water potential. Part 2 of 2

Jul 2018 | OSU Extension Catalog