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 …
Weeds
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 …
Reporting Dicamba-Injured Acreage in Wisconsin
by Rodrigo Werle (UW-Madison Extension Cropping Systems Weed Scientist) At the beginning of July, the weather finally became conducive for POST-emergence herbicide applications in southern Wisconsin, including for dicamba application in Xtend (dicamba-tolerant) soybeans. Typically, injury from …
Geographic Restrictions for Corn and Soybean PRE-emergence Herbicides in Wisconsin
Rodrigo Werle (UW-Madison Extension Cropping Systems Weed Scientist) RE-emergence herbicides are the foundation for good weed control in corn and soybeans, particularly with the spread of herbicide-resistant weeds. The use of some PRE-emergence herbicides is …
Wisconsin Herbicide Mode of Action Chart
Daniel H. Smith- Nutrient and Pest Management Program, University of Wisconsin-Madison The Nutrient and Pest Management and the Wisconsin Cropping Weed Science programs have recently updated the Wisconsin herbicide mode of action chart. This publication provides …