Category Archives: Weeds

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 across the Midwest to assess … Continue reading

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New weed management during drought video

New weed management during drought video Vince Davis, Cropping Systems Weed Scientist and Extension Specialist Weeds compete with crops for resources like sunlight, nutrients and water.  In a stressful growing environment like we experienced in 2012, the effects of weed competition … Continue reading

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Is it legal to use a cover crop as a forage crop? Maybe Not

Is it legal to use a cover crop as a forage crop? Maybe NOT… Vince M. Davis, Department of Agronomy, UW-Madison/Extension There are a lot of people interested in establishing cover crops with the intention of harvesting them as an … Continue reading

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A review of glyphosate use for preharvest weed control

A review of glyphosate use for preharvest weed control Vince M. Davis, Extension Weed Scientist Late-season weed escapes are very prevalent in corn and soybean fields this year. Poor residual herbicide activation and poor postemergence herbicide efficacy is part of … Continue reading

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Big weeds found at the Weed Doctor’s Booth at Farm Technology Days

Big weeds found at the Weed Doctor’s Booth at Farm Technology Days Mark Renz, Extension Weed Scientist This year we had 26 entries into the biggest weed contest.  Past winners such as plumeless thistle and common mullein were entered as … Continue reading

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Watch out for Poisonous Plants this Summer

Watch out for Poisonous Plants this Summer Mark Renz Extension Weed Scientist, University of Wisconsin-Madison As pastures are not productive in much of Wisconsin due to the drought and the supply of hay remains low throughout the US, the potential … Continue reading

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Biggest Weed Contest to be held at the Weed Doctor’s Booth at Farm Technology Days in Outagamie County

Biggest Weed Contest to be held at the Weed Doctor’s Booth at Farm Technology Days in Outagamie County Mark Renz, UW-Madison Extension Weed Scientist The weather has been crazy this spring and summer, but the Weed Doctors are betting that … Continue reading

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Dry conditions continue to persist in Southern WI: Poor Early Weed Control is Evident

Dry conditions continue to persist in Southern WI: Poor Early Weed Control is Evident Vince M. Davis, Extension Weed Scientist What happened to this poor soybean stand? Poor stand establishment…Disease…Insects…?   Answer: Dandelion competition in dry conditions! A drive around much … Continue reading

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Late-Season Weed Escapes in Wisconsin Corn and Soybean Fields

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 diversified herbicide use, are important … Continue reading

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Giant Ragweed Resistance to Glyphosate in Wisconsin

Giant Ragweed Resistance to Glyphosate in Wisconsin Dave Stoltenberg (Weed Scientist, Dept. of Agronomy, UW-Madison), Melinda Yerka and Courtney Glettner (Graduate Research Assistants, Dept. of Agronomy, UW-Madison), Jim Stute (Crops and Soils Educator, Rock County, UW-Extension), Tim Trower (Senior Outreach … Continue reading

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