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?
Discusses options for managing major insect pests and diseases of conifers in Oregon forests: bark beetles, wood borers, and ambrosia beetles; defoliators; aphids, adelgids, and scale insects; terminal and branch ...
Paul T. Oester, David C. Shaw, Gregory M. Filip |
Jan 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
A study of the WeiSEL, manufactured by Zurn Harvesting of Germany, shows that the new plot combine yield measurement system is a less expensive and reliable alternative to manual yield collection methods.
Christina Hagerty, Duncan Kroese, Grayson Namdar, Larry Lutcher, Chuntao Yin |
Jun 2022 |
Extension Catalog publicationPeer reviewed (Orange level)
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
Credit: Picture Partners - Adobe Stock (Cropped from original)
Q: I have a Flavor Supreme pluot. The year before last it had a lot of fruit. I do not have a pollinator for it, but the neighbor's have a plum. Last year it had only a few fruits. I want to get a pollinator. ...