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Showing 1 - 6 of 6 results.

Why Does Your Tree Look Sick?

Most “sick tree” problems can be traced back to underlying stresses that have reduced the tree's vigor, making it more vulnerable to diseases or insect pests.

Jun 2018 | Article

Conifers naturally shed needles in summer and fall

You're not looking at the same needles over time

Kym Pokorny | Oct 7, 2016 | News Story

How to collect a plant specimen for disease diagnosis

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

Melodie Putnam, Carol Savonen | Jul 2014 | Article

Protect Oregon’s Brassica Crops: ODA’s black leg rules aim to control a disease outbreak

Black leg is a serious disease of Brassica crops that has recently appeared in outbreaks in western Oregon. It threatens Brassica production in the Pacific Northwest. In an effort to manage the disease and get it back to ...

Nick Andrews | Oct 2017 | Article

Grapevine Trunk Diseases in Oregon

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

Melodie Putnam | Mar 2019 | Article

Estimated value of cranberries as a livestock feed

Value analysis of cranberries as a livestock feed in the U.S.

Amy Peters, Michael Gamroth, Art Poole | Aug 2001 | Article