Gordon Johnson, Extension Ag Agent, Kent Co.; gcjohn@udel.edu The recent flu outbreak that is thought to have originated in Mexico or Southern California has brought to attention the need to educate farm workers about health issues and the need for… Continue Reading
Gordon Johnson, Extension Ag Agent, Kent Co.; gcjohn@udel.edu This past week has been challenging and growers have been trying to set transplants between the rains. Weather conditions currently are not favorable for the growth of warm season vegetable transplants (watermelons,… Continue Reading
Kate Everts, Vegetable Pathologist, University of Delaware and University of Maryland; keverts@umd.edu The fungus Sclerotinia sclerotiorum causes disease on hundreds of plant species. Timber rot or Sclerotinia rot is becoming a very serious problem in tomatoes (and other crops) grown… Continue Reading
Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu Symptoms of downy mildew on cole crops include purple to yellowish-brown spots on upper leaf surfaces. A grayish-white spore mass will develop and cover the underside of leaves under ideal temperatures (night temperatures of… Continue Reading
Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu Tomato transplants with suspected bacterial spot or speck symptoms can be treated with streptomycin (Agri-Mycin 17, Agri-Strep, 25) at 1 lb/100 gallons, or 1.25 teaspoon per gallon every 4 to 5 days prior to… Continue Reading
