Current Newsletters

2016 MSU Weed Tour

We invite you to make plans to attend the annual Michigan State University Weed Tour, beginning at the MSU Plant Pathology Field Lab on Wednesday, June 29th (3735 N. College Road, Lansing, MI 48910 – College Road, north of Jolly Road). 

 

May 12, 2016

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Horseweed needs to be managed early for effective control in soybeans

Glyphosate-/multiple-resistant horseweed (marestail) is fairly common in many of Michigan’s no-till soybean fields (Figure 1). In fact, of the 18 horseweed samples that were tested for resistance this winter by MSU Diagnostic Services 100% of them were resistant to glyphosate (Group 9) and 78% of them were resistant to both glyphosate (Group 9) and the Group 2 (ALS) herbicides. Because of resistance problems and weather conditions that favored horseweed emergence last year, horseweed control failures were common in soybean.

 

April 14, 2016

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Herbicide options for weed control in winter wheat: Things to consider

Over the next month, many of Michigan’s winter wheat acres will be treated with herbicides for weed control. While there are several herbicide options available for use in wheat, there are many factors that growers should consider prior to deciding when to spray and what products to use.

 

Posted April 14, 2016

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Announcements

  • Mark June 29th on your calendars for the 2016 MSU Weed Tour...details to come

 

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