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)
Houseplants are easy to grow but they can fall victim to common problems, especially during the winter when light fades and temperatures drop. Here's a look at five things to watch to keep houseplants healthy year-round.
Learn how to identify some common insects that prey on garden pests. See what they look like at various life stages, and learn how to encourage beneficial insects in your garden or nursery. Print this pocket guide on letter-size paper and cut pages as indicated to make a booklet.
Melissa Scherr, Robin Rosetta, Lloyd Nackley |
Mar 2021 |
Extension Catalog publicationPeer reviewed (Orange level)
This is the second module for EM 9172, the Fire Science Core Curriculum. This curriculum is designed to teach the basics of fire to non-fire-professional community members, including instructors and landowners, such ...
Dan Leavell, Carrie Berger, Stephen Fitzgerald, Robert (Bob) Parker |
Aug 2017 |
Extension Catalog publicationPeer reviewed (Orange level)
Vegetative plant parts include roots, stems, shoot buds and leaves. Each of these structures comes in a wide variety of types, varying from species to species. Many vegetative plant parts are also used in propagation. This ...
How do wildfires affect Oregon bees? Flames and heat can destroy their nests and smoke can disrupt their navigation abilities. But research shows they rebound strongly along with other flora and fauna after a fire.