Nathan Kleczewski, Extension Specialist – Plant Pathology; nkleczew@udel.edu Although the field crops disease page has yet to be launched due to a revamping of our webpages across the college, I have posted several new factsheets on field crop diseases, which… Continue Reading
Nathan Kleczewski, Extension Specialist – Plant Pathology; nkleczew@udel.edu Foliar Disease and Weakened Stalks This year many growers experienced higher than normal levels of foliar diseases on corn, particularly Gray leaf spot and Northern corn leaf blight. One item to keep… Continue Reading
Nathan Kleczewski, Extension Specialist – Plant Pathology; nkleczew@udel.edu This year has been a bad one for foliar diseases on corn, particularly Gray leaf spot. Growers may wonder if there is a need to apply a second, late application of fungicides… Continue Reading
Nathan Kleczewski, Extension Specialist – Plant Pathology; nkleczew@udel.edu Growers and scouts are reporting gray leaf spot (GLS) in our area and we confirmed this disease on corn sent to the University of Delaware Plant Diagnostic Clinic last week. This is… Continue Reading
Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu Gray leaf spot and northern corn leaf blight are beginning to appear on the lower leaves on corn. This is especially true on irrigated acres. I am surprised at finding the northern leaf blight… Continue Reading
