Amy J. Dreves

Cómo Controlar a las Babosas en su Jardín

Consejos prácticos sobre como tratar las babosas en su jardín, dados en inglés y español.

Neil Bell, Amy J. Dreves | Jun 2023 | OSU Extension Catalog Peer reviewed (Gray level)

Invertebrate pest management for Pacific Northwest pastures

Explore effective strategies to safeguard the ecological and economic benefits of pastures from arthropods and gastropods in the Pacific Northwest.

Amy J. Dreves, Navneet Kaur, Mylen Bohle, David Hannaway, Glenn Fisher, Silvia I. Rondon | Nov 2024 | OSU Extension Catalog

Recognize the Symptoms and Causes of Stunted Growth in Vineyards

Spring frost, herbicide drift, water or nutrient stress, diseases, and insect and mite pests can cause similar symptoms of stunting or distorted growth in grapevines. Recognizing the symptoms and distinguishing their ...

Patricia A. Skinkis, Vaughn Walton, Amy J. Dreves, Clive Kaiser, Steve Renquist, Steve Castagnoli, Rick Hilton, Linda Brewer | Jun 2023 | OSU Extension Catalog

Noncrop Host Plants of Spotted Wing Drosophila in North America

Landscapes surrounding fruit production fields often include hedgerows, adjacent field margins, and woody or riparian areas with ornamentals, unmanaged shrubs, vines, or other plants that also produce fruits. Noncrop ...

Amy J. Dreves, Jana Lee, Linda Brewer, Rufus Isaacs, Greg Loeb, Howard Thistlewood | Jun 2023 | OSU Extension Catalog

Winter cutworm: A new pest threat in Oregon

Winter cutworm is a growing pest in Oregon, damaging lawns, crops and gardens. This guide provides ID tips, scouting advice and management options for this cold-season insect.

Jessica Green, Amy J. Dreves, Brian McDonald, Ed Peachey | Jul 2025 | OSU Extension Catalog

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 | Mar 2023 | OSU Extension Catalog

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 | Mar 2023 | OSU Extension Catalog

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 | Mar 2023 | OSU Extension Catalog

Recognize fruit damage from spotted wing drosophila

Learn to recognize the signs of spotted wing drosophila damage on blueberries, raspberries, strawberries, cherries and grapes.

Vaughn Walton, Jana Lee, Denny Bruck, Peter Shearer, Emily Parent, Thomas Whitney, Amy J. Dreves | Sep 2024 | OSU Extension Catalog

A New Pest Attacking Healthy Ripening Fruit in Oregon: Spotted Wing Drosophila

Publication provides an overview of spotted wing drosophila identification, biology, damage, monitoring, and control.

Amy J. Dreves, Vaughn Walton, Glenn Fisher | Mar 2023 | OSU Extension Catalog