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Plant Pathology

Horticulture

Iowa State Research Farm Progress Reports

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Evaluation Of Hosta Cultivarsfor Resistance To Petiole Rot, Zhihan Xu, Mark L. Gleason Jan 2007

Evaluation Of Hosta Cultivarsfor Resistance To Petiole Rot, Zhihan Xu, Mark L. Gleason

Iowa State Research Farm Progress Reports

Petiole rot of hosta, caused by the soilborne fungi Sclerotium rolfsii and S. rolfsii var. delphinii, appeared first in the southern United States. The rapid spread of petiole rot in the Midwest U.S. during the past decade has caused increasing concern among wholesale producers, retailers, and buyers.