Agronomy eUpdate March 20th, 2025

Issue 1045

First hollow stem update - March 17, 2025

Cattle should be removed from wheat pastures when the crop reaches first hollow stem (FHS). Grazing past this stage can severely affect wheat yields. The K-State Wheat and Forages team tracks the progress of FHS in 16 different wheat varieties. This article gives the latest update on this important stage of wheat growth.

wheat grazing dual purpose first hollow stem 

Considerations for early fungicide applications on wheat in 2025

Wheat is greening up across Kansas and producers are preparing to topdress nitrogen or apply herbicides. A common question relates to the value of including a fungicide in the mix with those applications. This can be an economical option, but there are a few factors to consider, which are discussed in this article.

disease wheat fungicide split fungicide 

Optimal corn seeding rate recommendations

When determining the optimal seeding rate for corn, it is important to remember the level of management, hybrid, and environment all interact with one another on the planted population. This article offers guidelines that may help farmers decide if the selected corn seeding rates need to be adjusted.

corn seeding rate plant population yield environment 

Marestail in soybeans: Strategies for the best control

Controlling marestail in soybeans can be a challenge for Kansas no-till producers. Application timing and weed size are critical factors for successfully controlling this weed germinating in the fall or early spring. In general, marestail in Kansas will bolt in April, so now is the time for these applications.

weed control weeds marestail residual herbicides 

Drought Resilience and Recovery Schools in Southwest Kansas

Join us in south central and southwest Kansas for a series of five Drought Resilience and Recovery Schools. Meetings will kick off with a weather update and outlook for 2025, followed by topics ranging from alternative grain and forage crops/cropping systems to pasture and pond management.

Drought meetings 

Cover Crop Schools in Southwest Kansas

Join us in south central and southwest Kansas for a series of three Cover Crop Schools. The schools will feature discussions on productivity and water use efficiency, soil health, and grazing considerations from K-State Research and Extension specialists in agronomy and animal science.

cover crops meetings 


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