Explains the relationship between high soil pH and nutrient deficiencies in blueberries, rhododendrons, azaleas, and other ornamental crops. Color photos illustrate symptoms of pH-induced nutrient deficiency. Presents ...
Donald A. Horneck, John M. Hart, Robert G. Stevens, Steven Petrie, James Altland |
Feb 2004 |
Extension Catalog publicationPeer reviewed (Orange level)
The plants in the field trials were chosen by an advisory group of nursery growers and landscape designers and were evaluated on growth, visual appeal, timing of flowering, density of flowers, physiology and heat tolerance.
Forests produce economic benefits such as timber, forest products and jobs. They also provide wildlife habitat, recreation, carbon storage and clean water. In fact, most of Oregon’s drinking water is sourced from ...
Phytophthora species are water molds that can kill plants. They can spread undetected in container plants and equipment. Once they are introduced to an ecosystem, it's difficult or impossible to eradicate them. ...
Norma Kline, Marianne Elliott, Jennifer Parke, Dan Stark, David C. Shaw, Alicia Christiansen |
Jan 2022 |
Extension Catalog publicationPeer reviewed (Orange level)
Credit: Yacokchuk Olena, Adobe photo stock (Cropped from original)
Growing brassicas crops in Oregon and Washington requires whole-season management to control pests. Learn how integrated pest management can neutralize pests and improve crop yields.
Chris Hedstrom, Cynthia M. Ocamb, Nick Andrews, Kristine Buckland, Heidi Noordijk, Silvia I. Rondon |
Nov 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
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 ...
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.
Shelby Filley |
Aug 2019 |
Collection
Credit: Cade Martin, Centers for Disease Control (Cropped from original)
Nitrate can contaminate well water, leading to serious health conditions. Learn how to prevent nitrate from getting in your well and how to remove nitrate from your drinking water.
Veronica Irvin, Molly Kile, Chrissy Lucas, Laura Neilson, Lilly Anderson |
Jun 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
In the Willamette Valley, the adoption of quinoa in cropping systems has been hampered by production, processing and marketing difficulties. To help address those challenges, Extension tested 17 quinoa varieties and ...
Kristine Buckland, Ann Rasmussen, Eliza Smith |
Nov 2020 |
Extension Catalog publicationPeer reviewed (Orange level)