All posts in Upper Midwest

  • This agronomic image shows northern corn leaf blight.

    Last Chance to Protect Against Northern Corn Leaf Blight

    Growers in the Midwest recently reported on Twitter that they’ve seen northern corn leaf blight (NCLB) in their fields, with the University of Wisconsin-Extension recently confirming disease presence in the southern part of the state. NCLB can cause significant yield loss if it develops prior to or during silking. Identifiers: Olive green or black fungal spores Long, narrow lesions down the leaf Oblong lesions on the leaf tissue Damon L. Smith, extension field crops pathologist…



This agronomic image shows frogeye leaf spot pod damage on soybeans.
This agronomic photo shows sweet corn in the field with tassels.
This agronomic photo shows corn rootworm.