Chris Hedstrom

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Content by Chris Hedstrom

Biocontrol: Natural enemies of key pests of hazelnuts in Oregon (in English)

Biocontrol, also known as biological control, uses living organisms to help control pest populations. Biocontrol is a key part of any IPM plan. Learn about some of the key pests in hazelnut orchards and the tiny friends of the orchard that consume them.

Chris Hedstrom, Nik Wiman, Heather Andrews, Adeetje Bouma, Matt Pedersen | Aug 2023 | Video

What to do about emerald ash borer: Recommendations for tree protection in EAB-infested areas

Learn how to protect trees from emerald ash borer in areas where the pest has become established in Oregon. This guide is for residential and professional landowners and land managers in urban and natural areas where the pest has been detected.

Alexander Gorman, Chris Hedstrom, Karen Ripley, Wyatt Williams, Christine Buhl, Scott Altenhoff, Chris Benemann, Jim Gersbach, Max Ragozzino, Cody Holthouse, Angie Ambourn | Dec 2022 | OSU Extension Catalog

The Economic Impact of Pests and Pest Management on Oregon Sweet Cherries

A collection of real-world data show how insects, diseases, weeds and other pests affected the 2016 Oregon cherry crop. The aim is to raise yields and inform growers about the causes of crop losses.

Katie Murray, Isaac Sandlin, Peter Ellsworth, Paul Jepson, Al Fournier, Hang-Kwang Luh, Chris Hedstrom | Dec 2022 | OSU Extension Catalog

Measuring the Economic Impact of Pests and Pest Management on Oregon Hazelnuts

Insects, diseases, weeds and other pests all affect Oregon's hazelnut industry. The report analyzes real-world data on these impacts to inform producers' approaches to integrated pest management.

Katie Murray, Isaac Sandlin, Nik Wiman, Peter Ellsworth, Paul Jepson, Hang-Kwang Luh, Chris Hedstrom | Oct 2022 | OSU Extension Catalog

Northern Giant Hornet: A Potential Threat to Honeybee Colonies in Oregon

The northern giant hornet was detected in British Columbia and Washington in 2019. This publication outlines the identification, life cycle, and predatory habits of the northern giant hornet (Vespa mandarinia) for ...

Ellen Topitzhofer, Chris Hedstrom, Priyadarshini Chakrabarti Basu, Andony Melathopoulos, Silvia I. Rondon, Gail Langellotto, Ramesh Sagili | Sep 2022 | OSU Extension Catalog

Integrated pest management strategic plan for Oregon nurseries

Ornamental nurseries face many pest management challenges, from weeds to insects to disease. In this report, industry representatives prioritize those challenges in an effort to increase the use of integrated pest ...

Chris Hedstrom, Isaac Sandlin | Jul 2022 | OSU Extension Catalog

Measuring the Economic Impact of Pests and Pest Management on Cranberries in Oregon and Washington

This report summarizes cranberry crop losses due to pests, diseases and weeds for a single year. The data helps producers understand the factors that contribute to losses, as well as the economic impacts of individual pests.

Katie Murray, Isaac Sandlin, Peter Ellsworth, Paul Jepson, Al Fournier, Hang-Kwang Luh, Cassie Bouska, Chris Hedstrom | Mar 2023 | OSU Extension Catalog

Integrated Pest Management Strategic Plan for Pears in Oregon and Washington

To identify pest management priorities and increase the use of integrated pest management in pear production, Pacific Northwest growers, commodity-group representatives, pest control advisors, processors, university specialists...

Katie Murray, Paul Jepson, Chris Hedstrom | Jun 2023 | OSU Extension Catalog

El Chinche Apestoso Marrón Marmolado

El chinche apestoso marrón marmolado (Halyomorpha halys) es un insecto invasor y una amenaza muy grave para la agricultura de Oregon. Se alimenta de más de 100 plantas incluyendo plantas agrícolas y ornamentales...

Chris Hedstrom, Nik Wiman, Vaughn Walton, Peter Shearer, Silvia I. Rondon, Jana Lee | Dec 2020 | OSU Extension Catalog Peer reviewed (Gray level)

Trissolcus japonicus: Avispa parasitoide prometedora para el manejo de la chinche hedionda marrón marmoleada (CHMM)

La avispa Trissolcus japonicus es una parasitoide que ataca a los huevos de la chinche hedionda marrón marmoleada (CHMM), una plaga de cultivos comerciales y huertos caseros. Por lo tanto, la Trissolcus japonicus ...

David Lowenstein, Chris Hedstrom, Nik Wiman, Heather Andrews, Richard Hilton, Clive Kaiser, Jana Lee, Vaughn Walton | Apr 2017 | OSU Extension Catalog Peer reviewed (Gray level)