Browsing Theses and Dissertations (Botany and Plant Pathology) by Author "Bienapfl, John C."

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Hop cone tip blight : a new disease in the Pacific Northwest

Bienapfl, John C. (2003-09-24)

A necrosis at the tip of cones was observed on hop (Humulus lupulus), cultivar "Nugget", grown in Oregon in the early 1990's. Fusarium sambucinum and F. avenaceum were recovered from symptomatic cones in 1998 and preli ...