Agronomy eUpdate April 30th, 2026

Issue 1101

Soybean Response to Standing Water and Saturated Soils

Excess moisture is creating challenges for soybean emergence and early-season growth in some areas. From stand loss to disease and herbicide injury, waterlogged soils can have lasting impacts. This article breaks down how soybeans respond and what influences recovery.

soybeans flooded fields saturated soils standing water 

Effect of Standing Water and Saturated Soils on Corn

Saturated soils and standing water in parts of Kansas are raising concerns for recently planted corn. Early-season flooding can impact root development, nutrient availability, and yield potential. Learn how long corn can tolerate these conditions and what to watch for as fields recover.

corn glyphosate flooded fields standing water 

Wheat Disease Update: Leaf Rust and Stripe Rust are Active in Kansas

Disease pressure in Kansas wheat is starting to build. Low levels of rust are being reported in more areas, and scab risk remains a concern in wetter regions. This update provides the latest outlook and reminders for scouting and management.

wheat disease stripe rust leaf rust 

2026 Kansas Wheat Plot Tours: May 11-May 22

Looking to compare wheat varieties in real field conditions? Plot tours across Kansas begin May 11 and offer a chance to see performance side by side and talk with specialists. Find a stop near you and join the discussion. More dates and locations will be added in the coming days.

wheat wheat plot tours 

Sidewall Compaction from Planting into Wet Soils

Planting into wet soils can lead to sidewall compaction, a problem that may not show up until later in the season as restricted root growth and stress symptoms. Once it occurs, it’s difficult to fix. This article outlines how to identify risk and simple ways to avoid compaction at planting.

planting soil compaction wet soils 

Plan Now for Volunteer Corn Control

Volunteer corn can quickly become a major competitor in soybean fields, even at relatively low densities. As herbicide resistance increases, management can be more challenging than expected. This article outlines effective control strategies to consider early in the season.

corn weed control soybeans volunteer corn 

Herbicide Safeners in Crop Protection

What exactly do herbicide safeners do, and how do they protect crops? While commonly included in many herbicide programs, their function is often overlooked. This article breaks down how safeners work and their role in crop safety and weed management.

herbicides safeners 

Sales of Paraquat to be Discontinued after 2026

Paraquat products are being phased out. What does that mean for your burndown program? This article highlights alternative herbicides and key considerations for weed control.

paraquat herbicide 

Kansas Climate Report and Drought Update: April 22-28, 2026

This Kansas climate and drought update summarizes weather conditions across Kansas for April 22–28. Included are statewide and division updates on temperature, precipitation, soil conditions, evapotranspiration, and degree days, along with current drought status and outlooks.

weather climate