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Pear fungus #252455

Asked June 08, 2015, 8:36 PM EDT

What is it and how to control? Shows up at plume effecting about 30%of flowers Bartlet pear 

Washington County Oregon

Expert Response

This is a fugal disease and it really is called a rust. There several versions of the fungus but the one most common is Pacific Coast Pear Rust:
http://pnwhandbooks.org/plantdisease/pear-pyrus-spp-pacific-coast-pear-rust

Unfortunately there are few things to use but have a look here for a plan:

https://catalog.extension.oregonstate.edu/ec631


Jay W. Pscheidt Extension Plant Pathology Specialist and Professor of Botany and Plant Pathology Oregon State University, 1089 Cordley Hall Corvallis, OR 97331-2903 Voice:<personal data hidden> Cell:<personal data hidden> FAX:<personal data hidden>

Pscheidt_thumb Jay Pscheidt

Posted about 1 month ago

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An Ask Extension Expert Replied June 09, 2015, 11:12 AM EDT

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