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Creator:: Hamm, Philip B., Johnson, Dennis A. (Dennis Allen), Miller, Jeff S., Olsen, Nora, Nolte, Phillip, and Oregon State University. Extension Service
Abstract:: Describes the symptoms and damage caused by silver scurf, a fungal disease of potatoes. Includes color photos of symptoms. Discusses sources of inoculum and the disease life cycle. Suggests management practices (seed selection, crop rotation, seed treatments, management of die-down, sanitation, harvest, and storage) to minimize disease problems.
Resource Type:: Technical Report
Full Text:: Publication Oregon State University • University of Idaho • Washington State University Philip B. Hamm

Creator:: Rondon, Silvia I., Schreiber, Alan, Jensen, Andrew S., Hamm, Philip B., Munyaneza, Joseph, Nolte, Phillip, Olsen, Nora, Wenninger, Erik, Henne, Don, Wohleb, Carrie, Waters, Tim, and Oregon State University. Extension Service
Abstract:: This publication addresses the emergent issue in the Pacific Northwest of a potato infection called zebra chip disease, vectored by the potato psyllid. Includes information on the bacterium, the biology of the vector, description of damage from both vector and non-vector psyllids, and most current research on management.
Resource Type:: Technical Report
Full Text:: Munyaneza4, Phillip Nolte5, Nora Olsen6, Erik Wenninger7, Don Henne8, Carrie Wohleb9, and Tim Waters10

Creator:: Oregon State University. Extension Service, Washington State University. Extension, University of Idaho. Extension, Hamm, Philip B., Johnson, Dennis A., Miller, Jeff S., Olsen, Nora, Nolte, Phillip, and Pacific Northwest Cooperative Extension
Abstract:: Silver scurf is caused by a fungus, Helminthosporium solani, a relatively new problem related to potato production in North America. It wasn’t until the early 1990s that this fungus was identified as being a serious problem in the Pacific Northwest. This fungus produces a surface blemish on tubers, causing them...
Resource Type:: Technical Report
Full Text:: University Extension Service) Silver Scurf ManageMent in PotatoeS Philip B. Hamm, Department of Botany

ScholarsArchive@OSU