Nathan Kleczewski, Extension Specialist – Plant Pathology; nkleczew@udel.edu Over the past week the Plant Diagnostic Clinic has received numerous watermelon samples with disease symptoms. The following diseases have been confirmed by Nancy Gregory: Alternaria Leaf Blight Caused by the fungus… Continue Reading
Nathan Kleczewski, Extension Specialist – Plant Pathology; nkleczew@udel.edu Bacterial diseases have started to pop up in some snap bean fields. There are three main bacterial diseases that can be encountered on beans: bacterial blight, halo blight, and bacterial brown spot.… Continue Reading
Kate Everts, Vegetable Pathologist, University of Delaware and University of Maryland; keverts@umd.edu Soft rot, which is a widespread disease of vegetables caused primarily by Pectobacterium spp. (formerly calledErwinia),has been observed this past week in cabbage. Numerous vegetable crops are susceptible… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist;gcjohn@udel.edu There has been increased interest in high tunnels for season extension. However, one of the important roles that a high tunnel has is to serve as a rain shelter. Rain shelters are often… Continue Reading
Nathan Kleczewski, Extension Specialist – Plant Pathology; nkleczew@udel.edu The 2014 Vegetable Fungicide Resistance Management Guidelines are available online under the Vegetable and Fruit Resources: http://extension.udel.edu/ag/vegetable-fruit-resources/ and on the Field Crops Disease Management Blog at http://extension.udel.edu/fieldcropdisease/2014/04/24/reminder-2014-vegetable-fungicide-resistance-guidelines-available/
