Jay P.

Extension Plant Pathology Specialist

Jay W. Pscheidt received his Ph.D. in Plant Pathology from the University of Wisconsin-Madison in 1985. Since 1988 he has been a professor at Oregon State University as an Extension Plant Pathology Specialist. His principal duties are to lead a statewide extension program related to the diagnosis and management of diseases of all fruit, nut, and ornamental/nursery crops. He is also co-editor of regional publication The Pacific Northwest Plant Disease Management Handbook.



organic production disease issues plant disease disease management blueberry diseases ornamentals apple diseases fungicides grape diseases cherry diseases fruit diseases landscape diseases hazelnuts or filberts rose diseases disease control diagnosis of plant problems flowers: annuals and herbaceous perennials