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)
When moss grows in pastures, it's usually a sign of a deeper problem. Permanently getting rid of moss requires addressing the underlying problem, whether that's the condition of the soil or too much shade.
A healthy pasture is a vital resource for a livestock operation, and it requires year-round attention. One of the most critical periods is the fall when decisions dictate how much forage will be produced for the season.
Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.
Christmas trees planted in unirrigated sites depend on the weather for survival. A research trial set out to find factors that would help seedlings survive during drought years. Results were mixed.
The northern giant hornet was detected in British Columbia and Washington in 2019. This publication outlines the identification, life cycle, and predatory habits of the northern giant hornet (Vespa mandarinia) for ...
Ellen Topitzhofer, Chris Hedstrom, Priyadarshini Chakrabarti Basu, Andony Melathopoulos, Silvia I. Rondon, Gail Langellotto, Ramesh Sagili |
Sep 2022 |
Extension Catalog publicationPeer reviewed (Orange level)
In the aftermath of disastrous wildfire seasons, it is harder than ever to find seedlings and workers for reforestation efforts. But there's help out there. Here's a look at what's available for reforestation efforts.