Search OSU Extension

Showing 1 - 10 of 19 results.

OSU scientists report from Cyprus conflict

While Greek and Turkish Cypriots seek to resolve one of Europe's longest disputes, two scientists from Oregon State University are working to unite a divided country at ground level – through soil.

Peg Herring | Apr 27, 2004 | News Story

Red worms eat their way through kitchen waste to produce rich soil amendment

Keeping a worm farm is an easy project

Kym Pokorny | Aug 12, 2016 | News Story

Nitrogen-fixing trees “eat” rocks, play pivotal role in forest health

By tapping nutrients from bedrock, red alder trees play a key role in healthy forest ecosystems.

Chris Branam | Feb 25, 2019 | News Story

Guide to Oregon County Soil Survey Reports

An inventory of all the different kinds of soils in many Oregon counties is available. These inventories were made starting in the 1970’s by soil scientists of the U.S. Dept. of Agriculture Soil Conservation Service in ...

Brad Withrow-Robinson, Debra Zaveson | Dec 2007 | Article

Wiggle your way into worm composting

Worm castings -- AKA poop -- add valuable nutrients to the soil and is easy to make. The hardest part is making the bin and that's not difficult.

Kym Pokorny | Jul 23, 2018 | News Story

Trees and Shrubs for Erosion Control

A list of recommended trees and shrubs in Oregon, good for controlling erosion.

Jul 2018 | Collection

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

I gotta have more worms!

Q: Where can I find information on adding worms to soil that has none? Thanks.

A: View answer | View all featured questions

Fertilizing Shade and Ornamental Trees

Describes how to identify signs of nutrient deficiency in shade and ornamental trees. Discusses the most common soil nutrient deficiencies, types of fertilizer, and fertilization techniques. Offers a simple method, based on tree trunk diameter, for determining how much fertilizer to use.

Aug 2000 | OSU Extension Catalog

Drought hits Douglas-fir trees hard

Diseases and pests take advantage of trees' weakened condition

Mary Stewart | May 29, 2015 | News Story