Michigan Corn: Tar Spot the Focus of 5 Pest Management Meetings in Feb.

🕔Jan 10, 2019What looks like spatters from an oil leak, sped through west Michigan corn fields like a bullet train and packed a wallop like a 10-pound hammer to corn yields? In […]

Michigan Corn: Tar Spot Is Impacting Yields, Causing Stalk Lodging

🕔Nov 7, 2018Tar spot, a fungal leaf disease of corn, was first reported in the U.S. in 2015 and in southwest Michigan’s Allegan County in 2016. As fields have been opened up […]

Minnesota Corn, Soybeans: How Were Diseases in 2018?

🕔Nov 5, 2018This article is a recap of some of the most common and problematic diseases of soybean and corn in Minnesota in 2018. Looking back at diseases that affected crop growth […]

Illinois Corn: Tar Spot – 6 Common Misconceptions

🕔Sep 27, 2018As we finish our corn harvest in 2018, we have noticed an increasing amount of information pertaining to tar spot circulating through the agronomic community that is not entirely correct.  […]

Iowa Corn: Tar Spot Found in 12 Counties

🕔Sep 25, 2018Cases of tar spot in corn have been reported over recent weeks in 12 Iowa counties. Iowa State University Extension and Outreach plant pathologists have been able to confirm the presence […]

Midwest Corn: Tar Spot Update – Video

🕔Sep 19, 2018Tarspot in corn continues to be the hot topic in our field crops this season.  I put together a brief update on what we know based on this seasons observations. […]

Iowa Corn: Tar Spot Samples Needed for Research

🕔Sep 12, 2018The University of Illinois, Urbana, is seeking assistance from its friendly neighbor to the west, the corn-state of Iowa, in locating samples of tar spot in corn. This is part […]

Illinois Corn: Tar Spot – If You Have It, Please Send in Samples

🕔Aug 27, 2018Tar spot is a relatively new disease in corn.  It was first described in Illinois and Indiana in 2015, and was first located near DeKalb.  Tar spot has been detected to some […]

Michigan Corn: Tar Spot Confirmed in Allegan, Montcalm Counties

🕔Aug 23, 2018Tar spot has been confirmed for the third year in a row in Michigan’s Allegan County, and this year it also been found in Montcalm County. To date, only Phyllachora […]

Illinois Corn, Soybeans: Tips to Help Make Fungicide Decisions

🕔Jun 25, 2018Every year we hear about fungicides, and their utility in agronomic production systems.  Indeed, these products can be an extremely useful tool to prevent yield-related losses resulting from fungal diseases. However, reduced […]

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