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Showing 1 - 10 of 11 results.

IPM soilborne diseases of cereals

Mar 2018
Presentation by Kurtis L. Schroeder, Cropping Systems Agronomist & Plant Pathologist, on Soilborne Diseases of Cereals: Identification and Management for the Integrated Pest Management Website hosted by Umatilla County Extension Service.

By Cynthia Ocamb | Video

Gardening Publications and Resources

Jul 2018
A list of some of our most popular and useful publications.


Turfgrasses and Lawn Care in Eastern Oregon

Jan 2018
Today, turfgrass is the single largest irrigated crop in the United States and covers three times the land area of any other cultivated crop. An estimated 40.5 million acres of grasses are planted in residential, commercial and institutional lawns, golf courses, and athletic fields. Learn more about the structure and establishment of turfgrass and how to address weeds, diseases, and insects.

By Richard Smiley | Article

I have droopy asparagus, what can I do?

Apr 2018
We have had a wonderful patch of Jersey Giant asparagus for the past twenty five years. This year, we have something "infecting" a few of the clumps of our asparagus and we can't identify it. It appears to be some kind of wilt or virus?

By Steve Renquist | Featured Question

My pears have rust, what can I do?

May 2018
Last year crop was a total failure due to this. This year I have gently removed close to 6 small fruit starts. I just found some leaves on the pear with these spores. I have been treating the soil and the tree with neem granules, for soil, and neem oil spray for leaves and branches and fruit. Spraying about every 2 weeks. Still not under control. Please advise ...

By Jean R. Natter | Featured Question

How to recognize, treat and avoid lilac bacterial blight

Mar 31, 2006
Blackened, wilted shoots on lilac mean trouble.

News Story

Blueberry bacterial and fungal diseases

Mar 2015
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.

By Jay Pscheidt, Jerry Weiland | Article

How to collect a plant specimen for disease diagnosis

Jul 2014
A guide for how to collect and where to get a sample analyzed for plant diseases.

By Melodie Putnam, Carol Savonen | Article

Greenhouse Tomato

Apr 2002
Varieties, Soilless, Culture, Planting o Environmental Control, Fertilizers, Pollination, Non-Pathogenic Disorders, Harvesting, Handling, Storage, Pests


Grapevine Trunk Diseases in Oregon

Mar 2019
A summary of the main trunk diseases causing issues in Oregon and management methods.

By Melodie Putnam | Article