Soil erosion following a wildfire often needs to be addressed in areas of high-intensity fires. Which method is used to minimize erosion depends on soil type, slope steepness and subsequent rainfall.
Alicia Christiansen, Wildfire Recovery group |
Nov 2020 |
Article
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)
PAM is a synthetic water-soluble polymer composed of molecules of acrylamide. PAM binds soil particles together, causing them to settle out and not be carried away in runoff water. This prevents soil loss and ...
Riparian areas are rich ecological environments that support a diversity of life and contribute to the overall health of our communities. But they are delicate and complex, and face threats to their existence. Private landowners ...
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.
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)
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 ...
Collection of forage resources, mostly for Coastal Oregon regions. Includes studies on fiber digestibility, phosphoric soil, rations, and cost/benefit of growing and buying locally grown forages.