As one of the top produced agricultural commodities in Michigan, corn is integral to the state's economy. MSU Extension provides educational opportunities and resources for farmers searching for answers to improve yields, manage pests and increase profits.

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  • Tar spot disease triangle

    Irrigation management to reduce cost and foliar disease

    Published on June 1, 2020

    Understanding the disease triangle, water management and leaf wetness influence on foliar disease, when to apply a fungicide, and a review of what we’ve learned so far on how to best manage tar spot.

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