Explains the relationship between high soil pH and nutrient deficiencies in blueberries, rhododendrons, azaleas, and other ornamental crops. Color photos illustrate symptoms of pH-induced nutrient deficiency. Presents ...
Donald A. Horneck, John M. Hart, Robert G. Stevens, Steven Petrie, James Altland |
Feb 2004 |
Extension Catalog publicationPeer reviewed (Orange level)
Stormwater runoff from impervious surfaces has been routed directly to streams through stormwater pipes and ditches with little infiltration or treatment.
While relatively healthy, forests in western Oregon face threats from climate stress, insects and disease. Here's a look at forest management strategies to cope with those threats and keep the state's forests healthy.
The category of Old Roses remains one of the most misunderstood and confusing. Nurseries may call a plant an "antique rose" or an "old garden rose," but the rose may not truly be an Old Garden Rose.
Q: I have what I believe is a Kirk Walnut in my yard. It has a large hollow that is gathering water. I'm worried that this watery situation will rot the heart of the tree. I'd love to preserve this historic beauty. It ...
This webinar will cover a visual method for assessing survival of trees that have been injured by wildfire. We will also discuss specifically how salvage operations are conducted, equipment used, wildlife considerations, economics, ...
Glenn Ahrens, Stephen Fitzgerald |
Oct 2020 |
Video
A field trial of new and established green processing pea varieties has been conducted in the Milton-Freewater, OR, area since the mid-1980s to support the historic green pea industry in the region. This report summarizes the results of the 2022 Green Pea Variety Trial conducted in a commercial field near Milton-Freewater, OR.
A field trial of new and established green processing pea varieties has been conducted in the Milton-Freewater, OR, area since the mid-1980s to support the historic green pea industry in the region. This report summarizes the results of the 2023 Green Pea Variety Trial conducted in a commercial field near Milton-Freewater, OR.