What do we know about heavy metals in soil? What do we know about lead exposure through soil and garden plants? What do we know about cadmium and arsenic in soils? What can I do if I’m at risk for heavy metals in my garden soil?
This publication describes the use of postharvest soil nitrate testing as a tool for assessment of nitrogen (N) management in manured cropping systems west of the Cascade Mountains in Oregon, Washington, and south coastal British Columbia.
Dan M. Sullivan, Craig G. Cogger, Andy I. Bary, Shabtai Bittman, Linda Brewer |
Mar 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
Silage corn is an excellent feed for dairy cattle because of its high dry-matter yield, energy content and palatability. This guide provides nutrient and lime recommendations for silage corn established after ...
Dan M. Sullivan, Troy Downing, Linda Brewer, John M. Hart |
Mar 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
The Pacific Northwest is known for its high-quality produce. To preserve this reputation, all people involved in farm activities should be thoroughly trained in practices that promote health and hygiene. Farmworkers, ...
The Pacific Northwest is known for its high-quality produce. To preserve this reputation, all people involved in farm activities should be thoroughly trained in practices that promote health and hygiene. Farmworkers, ...
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.