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Biological Control of Black Vine Weevil Larvae in Cranberry

Recommends methods for incorporating biocontrol into a management program for black vine weevil larvae.

Betsey Miller, Vaughn Walton, Linda White, Denny Bruck, Linda Brewer | Mar 2015 | Extension Catalog publication Peer reviewed (Orange level)

A Detailed Guide for Testing Fruit for the Presence of Spotted Wing Drosophila (SWD) Larvae

This detailed guide illustrates how to test fruit for the presence of the Spotted Wing Drosophila larvae by crushing the fruit, immersing it into a salt or sugar solution, and examining the fruit debris for larvae and pupae.

Amy J. Dreves, Adam Cave, Jana Lee | Oct 2014 | Extension Catalog publication Peer reviewed (Orange level)

Spotted Wing Drosophila: A Quick, 7-Step Guide to Detecting SWD Larvae in Fruit

This brief guide illustrates how to test fruit for the presence of larvae from the Spotted Wing Drosophila.

Amy J. Dreves, Adam Cave, Jana Lee | Oct 2014 | Extension Catalog publication Peer reviewed (Orange level)

Clover Root Curculio in Alfalfa: Identification, Biology, and Management

This publication helps growers in Idaho, Oregon, and Washington to identify clover root curculio infestations and to design an Integrated Pest Management (IPM) program for managing clover root curculio in alfalfa.

Erik Wenninger, Glenn E. Shewmaker | Aug 2014 | Extension Catalog publication Peer reviewed (Orange level)

Evaluating Compatibility of Horticultural Oils and Sulfur with Vineyard IPM

Typhlodromus pyri is a beneficial insect and key predator of Calepitrimerus vitis in Pacific Coast vineyards. C. vitis is closely associated with short-shoot syndrome. The impact of horticultural (paraffinic) oils and ...

Angela Gadino, Vaughn Walton, Amy J. Dreves, Gregory V. Jones, Linda Brewer | Aug 2014 | Extension Catalog publication Peer reviewed (Orange level)

Growing Hazelnuts in the Pacific Northwest: Integrated Pest Management

This publication provides an overview of insect, disease, and vertebrate pest management in hazelnut.

Jeff L. Olsen, Jay W. Pscheidt, Vaughn Walton | Nov 2013 | Extension Catalog publication Peer reviewed (Orange level)

Meadow Deathcamas in the Pacific Northwest

Found in all areas of the Pacific Northwest, meadow deathcamas (Toxicoscordion venenosum) is capable of killing livestock whether eaten as forage or in dried hay. Human poisonings have been reported in connection ...

Gary L. Piper, Dale K. Whaley | Oct 2013 | Extension Catalog publication Peer reviewed (Orange level)

Western Waterhemlock in the Pacific Northwest

Western waterhemlock (Cicuta douglasii) is the most poisonous plant in North America. This publication provides identifiers to assist in avoiding the toxic plant, including ways to distinguish it from other species ...

Dale K. Whaley, Gary L. Piper | Oct 2013 | Extension Catalog publication Peer reviewed (Orange level)

Large Raspberry Aphid

Large raspberry aphid (Amphorophora agathonica), is an important pest in red and black raspberries in the Pacific Northwest. It transmits plant viruses that cause decreased cane vigor and fruit quality, making it a...

Dani Lightle, Jana Lee | Aug 2013 | Extension Catalog publication Peer reviewed (Orange level)