Apples that will be kept in long-term storage should be treated with preharvest or postharvest fungicides, but before growers decide which fungicides to apply in the orchard, they need to know what products will be used at the packing house. Similarly, packers need to know which fungicides have been used before harvest, says Dr. Chang-Lin Xiao, plant pathologist with Washington State University. “Better communication between growers and packers is essential,” Xiao said during an apple quality meeting presented by WSU Extension this summer. Infections of some diseases occur before harvest, even though the symptoms might not become apparent until after […]