This collection has information on soil testing and ferilizing, renovation. forage management , hay, irrigation, feeding values, forage types, forage anti-quality factors, leasing pastures and more.
Ornamental nurseries face many pest management challenges, from weeds to insects to disease. In this report, industry representatives prioritize those challenges in an effort to increase the use of integrated pest ...
Keep weeds in your fields from becoming herbicide resistant by rotating among herbicides regularly. Learn how and why in this publication. Especially useful is a color-coded chart to help you distinguish among ...
Joan Campbell, Carole Smith, Andy Hulting, Donn Thill |
Oct 2015 |
Extension Catalog publicationPeer reviewed (Orange level)
Photos by C. M. Ocamb (L) and H. Rivedal (R), Oregon State University. (Cropped from original)
Hemp canker and gray mold management includes cultural control practices to improve air circulation and minimize leaf wetness. Proper plant spacing, plant pruning and irrigation timing help accomplish this. If Sclerotinia is detected,...
Bull thistle is native to Europe, western Asia, and North Africa. It probably was introduced in eastern North America during colonial times, as a contaminant in seed or ship ballast. It is now the most ...
Many of the invasive plant species introduced to the United States originated as garden plants. Learn what you need to know to prevent future invasions.
Linda R. McMahan, Joy Jones, Robert Emanuel |
Jul 2011 |
Extension Catalog publicationPeer reviewed (Orange level)
Q: This is my first time growing vegetable plants and they seem to be stressed. I planted everything on May 19. The corn is yellowing, and small leaves are dying. The tomato plants have limp leaves and there’s some browning....
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
A brief guide for anyone living near a vineyard to understand the damaging effects that common herbicides can have on grapevines. With the Oregon grape industry growing rapidly near urban boundaries throughout the ...