Resistance Management

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Insects

Weeds

UNL Weed Scientists on Weed Resistance

Although it has been getting more attention the last few years, the issue of herbicide resistant weeds is not new. In this video retired UNL weed scientist Alex Martin discusses some of the history of weed resistance and how we got to where we are today. Chris Proctor, a current UNL weed scientist, highlights some of the present-day issues with herbicide resistance management.

Both note the importance of diverse weed management techniques to slow the spread of herbicide resistance and the significance of thoughtful stewardship of our herbicide technologies to ensure their usefulness into the future.

Related Articles

Resistance Management Webinar Series Starts in January December 7, 2018

The new “Resistance Management Webinar Series” starting this January will feature live presentations from guest speakers on current resistance issues and research. Continuing education credits will be available for certified crop advisers.

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Corn rootworm

Which Bt Traits Do You Need to Buy? November 15, 2018

When it comes to buying corn seed, one way to save money is to ensure you are not investing in GMO insect protection traits you do not need for your particular farm or field. This guide can help you determine which traits you need where.

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Image from time-lapse weed management photos

Consider Weed Growth Stage for Optimum Control with Liberty Application May 23, 2018

Consider these three guidelines to ensure maximum weed control with Liberty in LibertyLink corn and soybean and view a time-lapse video demonstrating how quickly waterhemp regrows when treatment occurs after the optimal weed height of 4 inches or less.

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Photo of field trial studying management of glyphosate-resistant ragweed

Herbicide Options for Managing Glyphosate-resistant Common Ragweed in LibertyLink Soybean March 1, 2018

Results from a 2017 weed management trial on glyphosate-resistant ragweed indicated two applications were often more efficient and cost effective than either three applications or one application of herbicide.

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Frogeye leaf spot
Frogeye leaf spot

Frogeye Leaf Spot Resistance Increasing in Soybean February 21, 2018

While not close to Nebraska yet, fungicide-resistant frogeye leaf spot has been confirmed in eastern Iowa. Ward off problems here by implementing integrated management practices.

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