Agronomy eUpdate June 26th, 2025

Issue 1059

2025 wheat harvest progress: Potential impacts of pre-harvest rainfall

Recent wet weather has significantly slowed wheat harvest progress in Kansas. This article highlights what farmers should watch for: yield threats like lodging and shattering, and grain quality risks including test weight loss and pre-harvest sprouting.

wheat late harvest wheat harvest 

Consider the value of soil residue before baling or burning wheat stubble

What is wheat stubble worth? More than you might think. Before baling or burning wheat residue, consider the long-term value it provides: key nutrients, erosion protection, soil moisture, and organic matter. This article breaks down what is really lost when stubble is removed.

residue soil conservation wheat stubble crop residue baling 

Pre-harvest weed control in wheat

Weeds showing up near harvest can complicate wheat harvest and contribute to future problems if allowed to set seed. K-State experts outline herbicide options for pre-harvest control, label restrictions, and why paraquat is never a legal option.

wheat weed control pre-harvest 

Identifying nutrient deficiency symptoms in soybeans

As soybeans grow, leaf discoloration or stunting may point to nutrient deficiencies. Learn how to distinguish symptoms of N, Fe, K, S, and other key nutrients, and what environmental or soil factors could be at play. Includes diagnostic photos and tips for field evaluation.

soybeans nutrient deficiency soil fertility 

Considerations for weather-damaged cotton stands

High winds and rain have left some Kansas cotton fields in rough shape. Before terminating and replanting, it's critical to consider stand uniformity, crop insurance rules, herbicide restrictions, and replanting guidelines for soybeans or sorghum.

weather replanting cotton 

Japanese beetles: Scouting and management tips

Japanese beetle pressure continues in 2025. Adults may be feeding on soybean leaves and corn silks, often near field edges where they emerge. Learn how to scout for damage and when to treat based on crop growth stage and defoliation levels.

soybeans insects corn Japanese beetles 

Artificial Intelligence in Kansas Agriculture Conference on July 22

Join K-State researchers, industry leaders, and producers on July 22 for an afternoon exploring the latest innovations in artificial intelligence for agriculture. Learn about AI in crop and livestock systems, cost-benefit insights on digital tools, and experience live demonstrations of drones and robotic tech.

meeting artificial intelligence AI 

Save the Date for K-State Agronomy Fall Field Days

Make plans to attend one of the K-State Agronomy Fall Field Days this August! These events bring together researchers, extension specialists, and producers to highlight timely agronomic topics and local research updates. Stay tuned for speakers and topics in a future eUpdate.

Fall Field Days 

Registration is open for the 2025 K-State/KARA Summer Field School

K-State and the Kansas Agribusiness Retailers Association (KARA) invite you to attend two hands-on Summer Field School sessions focused on soybean and cotton production, as well as herbicide symptomology, weed ID, precision ag, soil health, and pest management. Join us July 8-9 or July 10-11.

KARA Field Day 


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