ARTICLES BY CEU

CEU categories: Crop Management, Nutrient Management, Soil & Water Management, Integrated Pest Management, Sustainability, and Precision Ag

Soil & Water Management

Barley–lentil (left) and barley–pea (right) alternate-row intercropping at the University of Idaho, Aberdeen Research and Extension Center. The seeding rate is 800,000 seeds/ac and 400,000 seeds/ac for monoculture and intercropping barley, 174,089 seeds/ac for intercropping pea, and 263,157 seeds/ac for intercropping lentil. No N fertilizers were applied in 2020 or 2021.

Barley–Pulse Intercropping Improves Resource Use Efficiency and Soil Health

November 22, 2023

Integrated Pest Management

Opposite page: As stem nematodes feed, they produce enzymes and plant hormones that cause symptoms including yellowish, shortened stems; shortened internodes; and swollen buds that don’t elongate. Photo by Vernon L. Marble, courtesy of the UC Statewide IPM Program.

Managing Alfalfa Stem Nematode in the West

November 17, 2023

Crucifer and striped flea beetles feeding on canola. Photo by Priyanka Mittapelly, University of Alberta.

Damage Control: Managing Canola’s Worst Enemy on the Canadian Prairies

November 7, 2023

Ryegrass showing the honeydew stage of the ergot fungus Claviceps purpurae in the field. Photo by Howard F. Schwartz, Colorado State University, Bugwood.org.

Ergot in Pacific Northwest Grass Seed Crops

November 3, 2023

Doug Walsh, Washington State University, sweep-netting for Lygus bugs.

Lygus Bug and Alfalfa Weevil Insecticide Resistance in the Pacific Northwest

November 2, 2023

Checking a pheromone trap for European grapevine moth in a California vineyard. Photo by Elena Zhukova. ©2018 Regents of the University of California. Used by permission.

Climate-Smart IPM: Key to U.S. Ag Resilience

November 1, 2023

Nutrient Management

Figure 1. The five interconnected aims of responsible plant nutrition and six key actions to take (SPRPN, 2020).

What Is a 4R Plant Nutrient?

November 15, 2023

Sustainability

Perejiti Bekewe demonstrates a LI-COR unit to Cornell Cooperative Extension Educator Katelyn Miller and SWCD employee Brian Hall at the Cornell Field Crop Annual Field Day on the research farm in Aurora, NY.

Measuring Greenhouse Gases in Dairy Soils: Innovative Technologies to Advance In-the-Field Research

November 13, 2023

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Supporting Management Decisions in Forage Production with Soil Health Measurements and Assessment

September 22, 2023

Crop Management

Photo by Edwin Remsberg

Economics of Cover Crops

September 21, 2023

Webinar: The High Cost of Inefficient Nitrogen

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