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)
Hemp plants are susceptible to disease, especially at the early stages of development. Hemp growers can promote healthy plants by using high-quality seed and avoiding soil that is wet, dense or poorly drained.
Septic systems treat and dispose of sewage in a safe, sanitary manner. But if sewage backs up into your house or your yard develops a smelly spot, you may have a septic tank failure. Learn why and how septic tanks fail — and what you can do to keep it from happening.
Hemp is susceptible to fungal pathogens that induce wilt disease that can kill plants. The fungi that cause the disease can survive for years and are easily spread. But there are steps growers can take to prevent it.
Cynthia M. Ocamb |
Jul 2022 |
Article
Photo: Oregon Forest Resources Institute (Cropped from original)
Getting tree seedlings into the ground is simple: green side up, brown side down. The most important work comes beforehand with proper care and choosing a site that has lots of sunshine, good drainage and room to grow.
Verticillium wilt is a fungal disease that attacks plants and trees and disrupts the circulation of water and nutrients. Although it is best diagnosed by lab testing, here are some signs that gardeners can look out for.