Resources

  • Potato Early Die Complex (E3207)

    Published on October 19, 2015

    Potato early die complex is an annual production concern for commercial potato growers and is one of the most economically devastating disease complexes in Michigan potato production.

  • Botrytis Blight (E3205)

    Published on October 19, 2015

    Botrytis blight or grey mold (tan spot) is a common disease in Michigan potato fields. The disease is often observed on stems and leaves but when inoculum levels are high, the disease can also be seen on tubers.

  • Brown Leaf Spot (E3182)

    Published on October 4, 2012

    Brown leaf spot: Alternaria alternata (Fries.) Keissler (Hyphomycetes, Hyphales)

  • Black Dot (E3181)

    Published on October 4, 2012

    This Michigan Potato Diseases publication offers timely advice on identification and management. Black dot disease control and symptoms.