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?
Designed to help those preparing for the wood preservative pesticide licensing examinations administered by the state departments of agriculture in the Pacific Northwest. Describes specific wood pests, including various ...
Gary Thomasson, Joseph Capizzi, Frank Dost, Jeffery Morrell, Donald J. Miller |
Nov 2015 |
Extension Catalog publicationPeer reviewed (Orange level)
Properly drying solid wood products before use improves the wood's performance once it is in service. Describes how to properly air-dry lumber to a target moisture content; including orientation and layout of the ...
Thinning is the term foresters apply to removal of some trees from a stand to give others more room (and resources) to grow. It is a tool for improving timber value, making sites more productive, and — perhaps most ...
The philosophy for this online source is to provide the home gardener with OSU publications, research, and news items that are related to the home orchard and garden.
Plants causing liver disease and photosensitization (sensitivity to sunlight) are often grouped together, as photosensitivity is often a secondary symptom of liver disease cause by poisonous plants.
Mylen Bohle, David Hannaway, Andy Hulting, Karin Neff |
Apr 2018 |
Educational gallery