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Measuring Soybean Harvest Losses

Studies vary, but estimates suggest harvest losses under good conditions at 1-2 bu/A (4 soybeans/sq. ft. is approximately 1 bu/A).

Infographic estimating yield losses

Green Stems In Soybeans?

The leaves might be gone. The pods might be mature. But what about the stems? Click here to read more.

Green Stem Affected Soybean (photo courtesy of Crop Protection Network)

KSU Herbicide Efficacy Trials - 2026 Tour

This year, we're offering 2 dates for tours of the KSU Herbicide Efficacy Trials at the Ashland Bottoms Research Field S. of Manhattan. KSU Extension Weed Management...

Invitation to the KSU Herbicide Efficacy Trials

A Report from the 2026 Meadowlark Extension District Corn Disease Tour

*DISCLAIMER: information is current as of 5:30 p.m. on 07/01/26 and subject to change (it might change BEFORE I hit publish!). Please check the maps below to...

Planning for Corn Diseases

V10 corn adds a new leaf every 2-3 days. At V14, we’re 2 weeks to flowering. It’s the time of year when we can almost see corn growing – increasing the...

Corn Lookout Tool map

Yield Increases After Heading?

Source: How Pasture Plants Grow , Iowa State University

Grass growth over time chart