In collaboration with Nick Baker (UW-Extension Agricultural Agent in Rock County, WI), we are pleased to announce our 1st WiscWeeds Giant Ragweed Management Challenge Plot Tour (June 26, 2019 at Rock County Farm, Janesville, WI)! Giant ragweed was …
Weeds
Video: POST-Emergence Pigweed Control with Contact Herbicides in Soybeans
Dr. Rodrigo Werle Assistant Professor & Weed Specialist Department of Agronomy In this demonstration video, Dr. Rodrigo Werle discusses some of the considerations when using contact-based products such as PPO-inhibitors (group 14) and glufosinate (group …
4 Locations for Upcoming University of Wisconsin Regional Waterhemp Workshops
by Rodrigo Werle, UW-Madison Extension Cropping Systems Weed Scientist Has waterhemp become a problematic weed species in your farms or your clients’ operations? Would you like to learn more about the biology and how to …
UW-River Falls Field Scout Training Class March 27-28
Bryan Jensen, UW Extension, UW Madison, IPM Program UW-River Falls Field Scout Training Class, March 27-28, 2019 The University of Wisconsin-River Falls, UW-Extension and the Integrated Pest Management (IPM) Program are co-sponsoring the IPM Field …
2018 Wisconsin Weed Science Research Report
by Rodrigo Werle (UW-Madison Extension Cropping Systems Weed Scientist) and Ryan DeWerff (UW-Madison Weed Science Research Specialist) The purpose of this report is to share the results of twenty-three corn and soybean herbicide evaluation research …
2018 UW Waterhemp Challenge: Comparison of Soil Residual Soybean Herbicides
by Rodrigo Werle (UW-Madison Extension Cropping Systems Weed Scientist), Dan Smith (UW NPM Southwest Wisconsin Regional Specialist) and Richard Proost (UW NPM Sr. Outreach Specialist) Waterhemp management in soybeans was a challenge for several farmers …
Herbicide Site of Action Key for Crop Injury Symptoms
by Rodrigo Werle (UW-Madison Extension Cropping Systems Weed Scientist) and Maxwel Oliveira (UW-Madison Weed Science Postdoctoral Research Associate) With the widespread occurrence of herbicide-resistant weeds, corn and soybean farmers are having to diversify their herbicide programs to obtain …
Send in Waterhemp Seeds for Free Herbicide Resistance Screening
Wisconsin Waterhemp Herbicide Resistance Project by Rodrigo Werle, UW-Madison Extension Cropping Systems Weed Scientist According to our recent SURVEY, waterhemp has become the most concerning weed in row crop production in Wisconsin. Thus, we invite …
Survey seeks Wisconsin soybean farmers’ perceptions on dicamba
Dicamba Use in Wisconsin Soybean Production – SURVEY by Rodrigo Werle (UW-Madison Extension Cropping Systems Weed Scientist) In 2017 the Xtend soybean technology was completely launched in the United States (e.g., Environmental Protection Agency [EPA] …
Update on Waterhemp and Palmer Amaranth in Wisconsin
Waterhemp and Palmer Amaranth in Wisconsin: an update on locations and call to report new infestations. Mark Renz, UW Madison Associate Professor and Extension Specialist We have been observing the continued spread of waterhemp and …