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)
Many nutrients and lime are not mobile in the soil. When applied to the soil surface without tillage, these materials remain in the top 2 inches, especially in production systems that lack tillage. If a soil ...
Nicole Anderson, John M. Hart, Donald A. Horneck, Dan M. Sullivan, Neil W. Christensen, Gene Pirelli |
Oct 2010 |
Extension Catalog publicationPeer reviewed (Orange level)
Liming is a new practice for the inland Pacific Northwest, necessitated by soil acidification caused by nitrogen fertilization. This publication provides guidance on how to evaluate cropping systems for lime need and how to determine lime application rate.
Dan M. Sullivan, Donald A. Horneck, Don Wysocki |
May 2013 |
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 ...
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.
Q: What do you recommend for keeping weeds at bay in planting beds? We'd like to stop using Round-Up. Our beds are too big and the weeds are too numerous to be able to keep up mechanically. Would a vinegar solution be harmful to the soil?