ARTICLES BY CEU

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

Soil & Water Management

Photo credits: Top row (l to r): University of Idaho, Jemila Chellappa, and Doug Wilson (USDA-ARS). Bottom row: Vicky Boyd.

Solving the irrigation puzzle in the Pacific Northwest

July 17, 2026

Suspensions of soil from different farms in North Carolina to determine clay concentration

Storage of soil carbon in the Carolinas

June 30, 2026

Corn (left) and wheat (right) growing in saline soils which are resulting in moisture stress due to the salts. Photos by Bryan Hopkins (corn) and Megan Baker (wheat).

Irrigation salts: friend or foe?

June 3, 2026

Integrated Pest Management

This photo shows differences in the incidence and severity of Cercospora leaf blight (CLB) symptoms between germplasm lines (top), a soybean leaf with severe CLB symptoms (bottom left), soybean seed showing symptoms of a disease caused by the same species of CLB (bottom middle), and petioles of soybean plants exhibiting symptoms of CLB (bottom right).

Identifying and managing Cercospora leaf blight in soybean: From scouting to best management practices

July 15, 2026

The 2022 discovery of Palmer amaranth in Idaho and its subsequent spread has prompted Pacific Northwest weed experts to recommend growers take an integrated management approach. It includes scouting fields after herbicide applications, layering or overlapping residual herbicides, rotating effective sites of action and rotating crops. Photo courtesy University of Idaho.

Pigweed pressure builds in the Pacific Northwest as resistant populations expand

June 29, 2026

Nutrient Management

Photo courtesy of Adobe Stock/oticki.

Optimizing winter wheat grain yield and protein concentration with weather-responsive nitrogen management in semi-arid dryland systems

July 10, 2026

A manure Lagoon in California's Central Valley.

Electrical conductivity as a proxy measurement for nitrogen

June 18, 2026

Precision Ag

Geophysical methods and agriculture

June 23, 2026

Crop Management

Wildfire smoke is becoming a regular feature of Prairie growing seasons, but what does that mean for crops? Turns out that the answer is more complicated than you might think. Photo by Dan Quinn.

Wildfire smoke and crop development—it’s complicated

June 17, 2026

Tractor planting cotton seeds (left) and resulting cotton rows in the field (right), showing some gaps with poor stand establishment. Photos by C.O. Adegbenro.

Optimizing cotton stand establishment

June 4, 2026

Certified Crop Adviser Exam Registration

Certified Crop Adviser Exam Study Tools & Resources