Kate Everts, Vegetable Pathologist, University of Delaware and University of Maryland; keverts@umd.edu The following is a checklist of cultural practices to manage Phytophthora crown rot and blight. Also, remember that the pathogen can survive and thrive in surface water. If… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Excerpted from articles by Dr. Mary Hausbeck, Michigan State University, and the Mid-Atlantic Commercial Vegetable Production Recommendations. Under wet conditions, another major issue in some vegetable crops is disease caused by the… Continue Reading
Kate Everts, Vegetable Pathologist, University of Delaware and University of Maryland; keverts@umd.edu I recently wrote an update article about fungicide programs for pumpkin http://extension.udel.edu/weeklycropupdate/?p=4429. However, because many fungicides are effective on some diseases, but not others, it is important to… Continue Reading
Andy Wyenandt, Specialist in Vegetable Pathology, Rutgers University; wyenandt@aesop.rutgers.edu With the dry spring we’ve had thus far, it’s easy to forget about Pythium and Phytophthora! The same question always comes up about this time of year when growers begin to… Continue Reading
Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu The recent heavy rainfall from the storms has been very favorable for development of downy mildew. Lima bean fields should be scouted carefully now for the presence of downy mildew as well as white… Continue Reading
