Discusses how to identify and control Pacific poison-oak and western poison-ivy, and how to prevent exposure to the plants' oily substance, urushiol, which can cause an allergic contact dermatitis.
Brooke Edmunds, Lauren Grand, Alicia Christiansen, Andy Hulting |
Nov 2022 |
Extension Catalog publicationPeer reviewed (Orange level)
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.
Jay W. Pscheidt, Jerry Weiland |
Mar 2015 |
Article
Photo: Oregon State University (Cropped from original)
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.
Burning the slash left behind after a logging operation isn't the only method for getting rid of it. Among the alternatives are piling but not burning, "forestry mulching," creating biochar and doing nothing.
Forage quality of common pasture weeds was determined through laboratory testing to compare feed value of weeds to desirable forage species and nutrient requirements for grazing livestock.
Shelby Filley, Andy Hulting, Amy Peters |
May 2010 |
Article
Presentation by Silvia Rondon on Insect Ecology. Topics covered include types of metamorphosis, effects of temperature on development, how temperature affects SWD and potato tuberworm.
Q: I have chopped down blackberry canes into fairly small pieces in my backyard. Can I leave them on the ground, or can these pieces of cane resprout? I'm not interested in using any kind of chemicals. If I dig up the ...