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)
Today, turfgrass is the single largest irrigated crop in the United States and covers three times the land area of any other cultivated crop. An estimated 40.5 million acres of grasses are planted in residential, commercial and...
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 ...
Learn about the environmental factors that affect plant growth: light, temperature, water, humidity and nutrition. Either directly or indirectly, most plant problems are caused by environmental stress.
Blueberries grow well in the Pacific Northwest. To get the most out of your bushes, it helps to understand the form and function of each part of the plant.
Plant hormones and growth regulators are chemicals that affect flowering, aging, root growth, distortion and killing of organs, prevention or promotion of stem elongation, color enhancement of fruit, prevention of leafing and/or leaf fall, and many other conditions.
Ann Marie VanDerZanden |
Jul 2012 |
Article
Photo Credit: Alicja Neumiler - Adobe Stock (Cropped from original)
A collection of articles for growing vegetables in Central Oregon. Include general information, recommendations, soil temperatures, rhubarb, potatoes, cucumbers, beets, carrots, radishes, onions, tomatoes and tomatillos.
This collection of links and publications are compiled information about managing nutrient levels in your pasture. This includes soil testing and assessment, application of fertilizers and minerals, and nutrient cycling in a forage pasture.
This report includes preliminary data for the second of a three-year study. Since this year was a record drought year, results could vary from a normal rainfall year. Finalized data and observations will be released in future as peer-reviewed studies, reports, and extension articles. For more information, please visit the RDFA project page.