Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu Corn Pythium seedling damping-off as well as Fusarium seedling blight have been diagnosed from several fields that were very wet and the corn took from 10-14 days to emerge. The cool wet weather contributed… Continue Reading
Joanne Whalen, Extension IPM Specialist; jwhalen@udel.edu Alfalfa When checking regrowth for damage from weevils, be sure to also consider damage from adults. If economic levels were present before cutting and no spray was applied, both adults and larvae can hold… Continue Reading
Andy Wyenandt, Assistant Extension Specialist in Vegetable Pathology, Rutgers University; wyenandt@aesop.rutgers.edu To control the crown rot phase of Phytophthora blight in pepper apply 1.0 pt Ridomil Gold 4E/A or 1.0 qt Ultra Flourish 2E/A (mefenoxam, 4), or MetaStar metalaxyl, (4)… Continue Reading
Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu Late Blight Advisory Location: Shadybrook Farms, Little Creek, DE (Kent County) Greenrow: May 1 Date DSV Total DSV Spray Recommendation 5/3 -5/6 41 5/7 2 43 5/8 1 44 5/9-… Continue Reading
Gordon Johnson, Extension Ag Agent, Kent Co.; gcjohn@udel.edu This year has been challenging for early planted sweet corn and a number of fields have reduced stands and poor seedling growth. There are many causes for poor sweet corn stands and… Continue Reading
