Jerry Brust, IPM Vegetable Specialist, University of Maryland; jbrust@umd.edu Southern bacterial wilt of tomato, which is caused by the soil-borne bacterium Ralstonia solanacearum Race 1, has been found in a couple of tomato fields in the past week. This… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Drip emitters can become plugged with fine particles, mineral deposits, or biofilms. When emitters become clogged, the plants nearest the clogs will receive less water and have more water stress and… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Sweet Corn Scout early whorl stage corn for armyworm – both fall and yellow striped. Thresholds for whorl damage are 15% active infestation. You may see windowpaning but not find a larva. Brown stink… Continue Reading
