2025 Trials

Welcome to the 2025 KSU Extension Weed Science Herbicide Evaluation Plots website. Each summer, the Extension Weed Science team evaluates herbicide programs for corn, soybeans, and grain sorghum. These plots are available for anyone interested in seeing the results for themselves. There’s no need to wait for a field day announcement or invitation – feel free to visit the plots on your schedule.

Plots are located at the Ashland Bottoms Research Farm at the intersection of S 33rd St and W 40th Ave , off McDowell Creek Road Click here for driving directions to (39.1170, -96.6359).

 

Each plot is labeled with a sign providing a trial number and plot name corresponding to a plot layout from the drop down menu below. Preview the trials in advance or check them out via this website onsite. An orange stake indicates the center of each plot.

Click here for a plot map.

Plots will be available through harvest.

• Corn Trials (East block)

  CRN 25 01 Corn Programs at Two Planting Dates

  CRN 25 02 Confidential

  CRN 25 03 Programs Used in KS Corn Yield Contest

  CRN 25 04 Timing of Layered Residual Herbicide Application

  CRN 25 05 Maverick Preemergence vs Competitors

  CRN 25 06 Confidential

  CRN 25 07 Resicore Rev and Kyro

  CRN 25 09 Corn Preplant Burndown Programs with Rapidicil

  CRN 25 10 Confidential

  CRN 25 11 Flexion and Intrava

• Soybean Trials (West block)

  SOY 25 03 Metribuzin in Early-planted Soybeans

  SOY 25 04 Revisiting Group 15 Herbicides

  SOY 25 05 Programs Used in KS Soybean Yield Contest

  SOY 25 06 Environment and Spray Volume Affects on Glufosinate Efficacy

  SOY 25 07 Glufosinate Programs to Control Large Palmer Amaranth

  SOY 25 08 Soybean Tolerance to Glufosinate by Application Timing

  SOY 25 09 Enversa and Kyber

  SOY 25 10 Safacyn Total

  SOY 25 11 Confidential

  SOY 25 12 Confidential

  SOY 25 13 Confidential

  SOY 25 14 Confidential

  SOY 25 15 Fierce and Preview

  SOY 16 Confidential

  SOY 17 Inter-row Application of Group 15 Herbicides

  SOY 18 Soybean Tolerance to Glufosinate Hot Mixes

  SOY 19 Confidential

• Sorghum Trials (East block)

  SRG 01 Loyant Use in Grain Sorghum

  SRG 02 Confidential

  SRG 03 Double Team Grain Sorghum Evaluation

• Bareground Trials (East block)

  NON 02 Confidential

  NON 03 Confidential

  NON 04 FMC Residual Herbicide Demonstration

  NON 05 Confidential

  NON 06 Residual Herbicide Incorporation

Click here to return to the Weed Management Page.