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Postharvest Fruit Rots in d’Anjou Pears Caused by Botrytis cinerea, Potebniamyces pyri, and Sphaeropsis pyriputrescens

C. L. Xiao

September 2006


The ‘d’Anjou’ pear is the major winter pear variety in the US Pacific Northwest, and postharvest fruit rot diseases are a limiting factor for their long-term storage. The symptoms of the newly recognized diseases Phacidiopycnis rot and Sphaeropsis rot are similar to gray mold, and in fact, the new diseases are often misdiagnosed as gray mold. The objective of this article is to provide a practical guide to diagnosis of these three diseases.


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