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gray leafspot

New Fact Sheets on Field Crop Disease Management

April 10, 2014Emmalea Garver Ernest

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 →

Agronomic Crops 22:3, field corn, field corn diseases, gray leafspot, soybean, soybean frogeye leaf spot, stalk rots

Corn Disease Updates – August 30, 2013

August 30, 2013Emmalea Garver Ernest

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 →

Agronomic Crops 21:23, corn smut, field corn, gray leafspot, northern corn leaf blight

Late Applications of Fungicide on Field Corn

August 1, 2013Emmalea Garver Ernest

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 →

Agronomic Crops field corn, field corn diseases, gray leafspot

Gray Leaf Spot on Corn

July 12, 2013Emmalea Garver Ernest

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 →

Agronomic Crops 21:16, field corn, field corn diseases, gray leafspot

Corn Diseases are Showing Up

August 13, 2010cmanneri

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 →

Uncategorized 18:20, field corn, gray leafspot, northern corn leafblight

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