Poison oak plants contain a chemical that causes a severe rash. Learn how to spot a plant, safely remove, and clean your clothes, gear and skin afterward to prevent a rash.
Silage-making has been used to reduce the concentrations of toxins in a variety of crops. But in the case of poison hemlock, the opposite is true — making silage out of it actually increases one of its toxic alkaloids.
Tansy ragwort, an invasive weed that can harm certain types of livestock, is making a comeback in western Oregon. Find out how to control it and protect your animals.
Shelby Filley, Andy Hulting, Gene Pirelli, Eric Coombs |
Aug 2011 |
Article
Photo: Sheryl Costello, USDA Forest Service (Cropped from original)
You may have encountered white, segmented “worms” or grubs when chopping firewood and wondered what they were. Common questions include, did they kill my tree? And are they a danger to other trees? The quick answers are no, and no.
Aerated compost teas have no scientifically documented effect as pathogen suppressors. Overuse and runoff of compost teas could conceivably contribute to water pollution. There is no “silver bullet” for plant health problems caused by poor soil health and improper plant selection and management
Linda Chalker-Scott, Ph.D. |
Mar 2015 |
Online resource
Illustration by Eiko Goto. (Cropped from original)
In Japan, Kuno stone wall strawberries were at the forefront of the movement to promote local specialty crops. Learn about how strawberry production grew and changed through the past century.
Dr. Toshihiko Nishio, Alice Formiga (editor and translator), Shinji Kawai (translator and editor) |
Mar 2019 |
Article
The Environmental Protection Agency recently banned the insecticide chlorpyrifos due to concern over the chemical’s neurological impacts on humans, so Oregon's grass seed industry needs immediate solutions for insect control.