Mark Renz, UW-Madison Extension Weed Scientist With cooler weather and rain the Weed Doctors are expecting a bumper crop of large weeds. Have a weed in your field that you think is a prize winner? …
Weeds
A Horseweed Population in Wisconsin is Confirmed Resistant to Glyphosate
Ross Recker (Graduate Research Assistant), Dave Stoltenberg (Professor), Vince Davis (Assistant Professor) Department of Agronomy, UW-Madison Horseweed (Conyza canadensis L.), also known as marestail, is a broadleaf weed species native to North America. Increased adoption …
Corn and Soybean Herbicide Use Survey Participation
Vince M. Davis, Extension Weed Scientist and Ross Recker, Graduate Research Assistant The potential increase of glyphosate-resistant weeds is a major threat to corn and soybean production across the Nation. Integrated Weed Management tactics, including …
Controlling weeds in establishing alfalfa can increase forage quality
Mark Renz, University of Wisconsin Extension Weed Scientist Forage quality can be reduced by weeds in alfalfa. While this response can be seen at any time during the life of an alfalfa stand, effects are …
Acetolactate Synthase (ALS) Inhibitor Resistance in Wisconsin Giant Ragweed
Stacey Marion (Graduate Research Assistant) , Courtney Glettner (Graduate Research Assistant), Tim Trower (Senior Outreach Specialist), Vince Davis (Assistant Professor), Dave Stoltenberg (Professor), Department of Agronomy, UW-Madison In this article, we’re reporting the confirmation of …
Weed Control Considerations for a Late Spring
Vince M. Davis, UW-Madison Cropping Systems Weed Scientist News flash, it’s been a late, wet, challenging spring for a number of reasons. Okay, that’s not much of a news flash. The USDA-NASS Wisconsin Crop Progress …
Alfalfa Removal in Spring
Alfalfa Removal in Spring Mark Renz Extension Weed Scientist, University of Wisconsin-Madison While removal of old stands is recommended with fall applications, many fields are now slated for removal due to winter-kill. This can be …
Pasture Weed Management after a Drought
Pasture Weed Management after a Drought Mark Renz Extension Weed Scientist, University of Wisconsin-Madison Although spring precipitation has alleviated some concern about a continued drought, we can expect some lingering effects in 2013. Many pastures …
Value of Residual Herbicide in Reduced Soybean Stands
Value of Residual Herbicide in Reduced Soybean Stands Vince M. Davis, University of Wisconsin-Madison Summary: This presentation will help consultants, growers, and other practitioners in the North Central U.S. evaluate the importance of residual herbicide …
Cultural Weed Management Practice Changes in the Midwest
Cultural Weed Management Practice Changes in the Midwest Shawn Conley (Extension Soybean and Small Grain Specialist), Vince M. Davis (Extension Weed Scientist) Dr. Kevin Bradley from the University of Missouri is conducting an on-line survey …