ARTICLES BY CEU

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

Soil & Water Management

Agricultural labs analyze a wide range of soil properties to support nutrient management and crop productivity.

Ensuring reliable agronomic lab results: a practical guide

September 18, 2025

Figure 1. The soil → feed crop → livestock → human pathway of exposure to PFAS. Illustration by Sonora Ortiz.

PFAS and agriculture: What we’ve learned in Maine

August 25, 2025

Legacy phosphorus can slowly leach off the land, offering a persistent, diffuse supply of phosphorus to nearby waterways. Illustration courtesy of Adobe Stock/VectorMine.

The slow drip of legacy phosphorus

August 22, 2025

Growth of spring peas. Photo courtesy of Paulina Ramirez.

Growing spring peas to increase soil organic carbon in eastern Oregon’s dryland wheat systems

August 7, 2025

Crop Management

Photo courtesy of Flickr/cheeses. CC BY-NC-SA 2.0.

Planting date and seeding rate impacted hybrid winter rye grain yield across U.S. regions

September 17, 2025

Example of green stem on fully developed soybean plants.

Understanding green stem in soybeans

August 29, 2025

Precision Ag

Management zones created from real-time precision soil mapping.

Farm data layers for precision agriculture

September 16, 2025

Integrated Pest Management

Screenshot from a video (https://www.youtube.com/watch?v=YoITsKe5c1k) about the Washington State University Potato Decision Aid System courtesy of Carrie Wohleb.

Potato pest monitoring in the Columbia Basin: Data-driven tools for smarter IPM

August 28, 2025

Photo courtesy of Flickr/Graham Rawlings (license CC BY-NC 2.0).

How to optimize fungicide application for Fusarium head blight management

July 30, 2025

Nutrient Management

Managing the legacy of P inputs and outputs is an integral part of 4R Nutrient Stewardship. Illustration courtesy of the USDA Legacy Phosphorus project.

Managing legacy phosphorus with 4R nutrient stewardship

August 18, 2025

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