Soil organic matter is important to good plant performance. Adding organic matter can improve any soil, no matter how compacted. Learn how to check your soil for organic matter and improve its quality with amendments.
Neil Bell, Dan M. Sullivan, Linda Brewer, John M. Hart |
May 2003 |
Extension Catalog publicationPeer reviewed (Orange level)
Photo by Flickr:Doug Beckers. (Cropped from original)
This publication recommends specific ways to manage sand-based fields, which will require more frequent fertilization, irrigation, and cultivation for proper maintenance than native soil fields.
Alec Kowalewski, Gwen K. Stahnke, Tom Cook, Roy Goss |
Sep 2015 |
Extension Catalog publicationPeer reviewed (Orange level)
Discusses mulching woody ornamentals (trees and shrubs) with organic materials. Covers the reasons for mulching, how to apply mulch, and how to maintain its beneficial effects over time. General principles described ...
Sand-based, natural turfgrass and synthetic surfaces are the best options for athletic fields in the rainy Pacific Northwest. Compare the benefits and learn the construction component requirements to withstand the range of climatic conditions.
Alec Kowalewski, Gwen K. Stahnke, Tom Cook, Roy Goss |
Sep 2015 |
Extension Catalog publicationPeer reviewed (Orange level)
Woody knotweeds are listed as noxious weeds throughout most of the United States. This publication briefly describes the characteristics and biology of four species of woody knotweeds and summarizes management and ...
Robert Emanuel, Andy Hulting, Rebecca Koepke-Hill |
Jun 2011 |
Extension Catalog publicationPeer reviewed (Orange level)
Nitrogen, phosphorus and potassium aren't just an alphabet soup of chemicals. They are essential plant nutrients that, when used correctly, help to grow a healthy garden. Learn what fertilizers to apply when in this handy guide.
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.