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Air Pollution (Ozone) Jay W. Pscheidt, Extension Plant Pathology Specialist, OSU There is great interest in air quality all over the Western United States when smoke from forest fires fills valleys during the summer. Most of the smoke problem is due to ...
Fasciation Jay W. Pscheidt, Extension Plant Pathology Specialist, OSU Melodie Putnam, Director OSU Plant Clinic Fasciation has been defined as a distortion of a plant caused by an injury or infection that results in thin, flattened, and sometimes curved ...
Plant Viruses: Dead or Alive? Jay W. Pscheidt, Extension Plant Pathology Specialist, OSU At this writing, most of us are in the midst of stay at-home orders due to the SARS-CoV-2 virus pandemic. The world at large is learning more than they wanted to ...
Plant Viruses ...