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Acidifying Soil for Crop Production West of the Cascade Mountains (Western Oregon and Washington)

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 step-by-step instructions...

Feb 2004 | OSU Extension Catalog

Bareroot Shade, Flowering, and Fruit Trees (Willamette Valley) Fertilizer Guide

This guide can serve as a starting point for development of nutrient management guidelines for Oregon growers. Recommendations in this guide are based on research performed in the Willamette Valley with other cropping systems and ...

Dan Sullivan | Oct 2010 | OSU Extension Catalog

OSU scientist helps war-torn island plan for future tsunamis

Jay Noller, a soil scientist from Oregon State University, is mapping evidence of tsunamis on war-torn Cyprus and helping the divided governments plan for a shared future.

Peg Herring | Apr 13, 2005 | News Story

Managing Manganese Deficiency in Nursery Production of Red Maple

Discusses the processes of manganese (Mn) reaction in the soil, Mn movement in plants, Mn function in plants, results of studies of Mn in Oregon nursery fields, and management practices to prevent Mn deficiency in field-grown ...

Mar 2006 | OSU Extension Catalog

Is my flooded garden area safe?

Q: Is it safe to plant a vegetable garden after the area was covered by polluted flood waters for three days? Is it safe to eat existing vegetables (kale, garlic, etc) that survived? Our well tests positive for coliform ...

A: View answer | View all featured questions

Oregon Small Farm News

Oregon Small Farm News is a free online newsletter that concentrates on both commercial small farm entrepreneurs as well as non-commercial small acreage landowners. Our focus embraces organic/biological and conventional farming systems.

Newsletter

Commissioners give construction green light to Clackamas Extension Service Education Center

The new Extension Education Center will be a state-of-the-art, all wood building, with groundbreaking planned for next spring and completion by the end of 2020.

Kimberly Jacobsen Nelson | Oct 25, 2019 | News Story

OSU research leads to detection method for crown gall disease

A dipstick reveals the presence of the disease within minutes

Chris Branam | Jul 10, 2017 | News Story