 Image Number D2017-1 |
Washington State University plant pathologist Gary Chastagner uses a mechanical tree shaker at a commercial shipping yard in western Oregon.
Photo by Robert Hollingsworth.
An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.