Currently, the emerald ash borer has been found in trees only in Washington County, where a quarantine prohibits moving ash (Fraxinus) or fringe tree (Chionanthus) wood in or out of the area.
Addresses amounts, timing, and sources of nitrogen (N) fertilization for producing cranberry beds in selected North American growing areas. Fertilizer practices for new and young beds are not discussed. Topics include ...
Joan Davenport, Carolyn DeMoranville, John M. Hart, Teryl Roper |
Jun 2000 |
Extension Catalog publicationPeer reviewed (Orange level)
Kabocha and buttercup squash are gaining popularity for their outstanding culinary characteristics and small size. The squashes' intriguing history, production practices, flavor and uses may inspire more gardeners to grow and eat this exceptional vegetable.
Alice Formiga, Jennifer Wetzel, Shinji Kawai, Lane Selman, Alexandra Stone |
Nov 2019 |
Extension Catalog publicationPeer reviewed (Orange level)
This publication, produced by growers, commodity group representatives, processors, university specialists, and other technical experts from the cranberry industry in Oregon and Washington, outlines major pests, current ...
Katie Murray, Paul Jepson, Cassie Bouska, Kim Patten |
Jul 2018 |
Extension Catalog publicationPeer reviewed (Orange level)
While relatively healthy, forests in western Oregon face threats from climate stress, insects and disease. Here's a look at forest management strategies to cope with those threats and keep the state's forests healthy.
This is a bilingual publication (English and Spanish) for landscape workers and the public to help them protect Oregon birch trees from this damaging pest. Includes insect identification, host plants, signs and ...
Pacific Northwest blueberry growers must identify and control a number of bacterial and fungal diseases in order to ensure the highest yields. Fortunately, only a few of the diseases that occur on highbush blueberry in this region cause significant losses when left unchecked.
Jay W. Pscheidt, Jerry Weiland |
Mar 2015 |
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