Mark VanGessel, Extension Weed Specialist; mjv@udel.edu Antagonism between herbicides occurs when more than one herbicide is included in the spray tank and one herbicide reduces the effectiveness of another herbicide. This is not something new, we have been dealing with… Continue Reading
Alyssa Koehler, Extension Field Crops Pathologist; akoehler@udel.edu As tasseling in corn approaches, now is a good time to scout fields to decide if a fungicide will be applied. When considering the economics of a fungicide application, it is important to… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Alfalfa Continue sampling for potato leafhopper. They can be easily found in soybean and snap bean and any alfalfa that does not have the glandular trichomes and is considered susceptible is at risk. Do not… Continue Reading
Jerry Brust, IPM Vegetable Specialist, University of Maryland; jbrust@umd.edu A few blueberry and cherry growers in central Maryland have reported fruit damage to their crop from Spotted Wing Drosophila (SWD) this week. If you grow any small fruit such as… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu A trial was conducted in 2019 at the University of Delaware Thurman Adams Research Farm, Georgetown, Delaware to evaluate 28 commercial and experimental tomato cultivars for yield and quality under heat stress. Plants… Continue Reading
