Nathan Kleczewski, Extension Specialist – Plant Pathology; nkleczew@udel.edu Stalk rots are one of the most frequent and damaging issues for corn production. Corn plants produce sugars (carbon) through photosynthesis. These sugars are used as energy for growth and tissue maintenance.… Continue Reading
Nathan Kleczewski, Extension Specialist – Plant Pathology; nkleczew@udel.edu Do you have droopy ears (Figure 1)? Figure 1. Premature senescence and droopy ears are indications of potential stalk rot and standability issues in the future. Now is the time to scout… Continue Reading
Nathan Kleczewski, Extension Specialist – Plant Pathology; nkleczew@udel.edu The recent warm, rainy weather has been favorable for some foliar pathogens in corn, in particular, anthracnose. Foliar symptoms of anthracnose are often observed in young corn (prior to V5 in many… Continue Reading
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
Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu Northern Corn Leaf Blight and Gray Leaf Spot Northern corn leaf blight and gray leaf spot have been pretty common this season on many hybrids. The cooler season and increased rainfall in many areas… Continue Reading
