2019 Wisconsin Weed Science Research Report

by Ryan DeWerff (UW-Madison Weed Science Research Specialist), Nicholas Arneson (UW-Madison Weed Science Outreach Specialist), and Rodrigo Werle (UW-Madison Extension Cropping Systems Weed Scientist).

The purpose of this report is to share the results of corn and soybean herbicide evaluation research trials conducted by the Wisconsin Cropping Systems Weed Science Program during the 2019 growing season. Information in this report does not constitute a recommendation or endorsement of any particular product or practice. Information in this report also does not replace any information presented on herbicide labels.

To download the 2019 Wisconsin Weed Science Research Report, CLICK HERE (PDF FILE).

Please do not reproduce information presented within this report for public distribution without the expressed written consent from Dr. Rodrigo Werle.

2019 Research Trials:

Corn Weed Control Trials

  • Bayer Integrated Corn Herbicide Programs
  • Corn Herbicide Evaluation: 1 and 2-pass Programs with Atrazine
  • Corn Herbicide Evaluation: 1 and 2-pass Programs without Atrazine
  • Systems Approach to Weed Management in Corn
  • Evaluation of Corn Herbicide Soil Residual Activity

Soybean Weed Control Trials

  • XtendFlex Soybean Herbicide Programs
  • Soybean Herbicide Evaluation
  • UPL Preemergence Soybean Herbicide Programs
  • Enlist Weed Control System in Soybean
  • Systems Approach to Weed Control in Xtend Soybeans
  • Spray Early with Confidence Program in Xtend Soybean
  • Tavium Plus VaporGrip Efficacy in Xtend
  • Authority Brand Programs Efficacy in Soybean
  • Evaluation of Soybean Soil Residual Herbicides
  • Utility of Layering Residual Herbicides in Soybean
  • Liberty and Enlist One/Enlist Duo Efficacy in Enlist Soybean
  • Valent Herbicides in a Liberty Link System

Bareground Weed Control Trials

  • Fall vs Spring Burndown Control of Dandelion
  • Engenia, Enlist One, and Liberty Burndown Efficacy
  • Postemergence Control of Waterhemp


2019 WiscWeeds Team