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Improving Garden Soils with Organic Matter

This publication will help you understand the importance of soil organic matter levels to good plant performance. It also contains suggestions for suitable soil amendments. Any soil, no matter how compacted, can be improved by ...

Dan Sullivan, Linda Brewer, Neil Bell | May 2003 | OSU Extension Catalog

Add organic matter to improve garden soils

Adding organic matter is the best way to improve nearly all kinds of soils.

Feb 27, 2009 | News Story

Lime requirement buffer pH update 2019

This fact sheet describes recent discrepancies between SMP and Sikora buffer pH lime requirement tests for western Oregon soils and provides recommendations for what to do. Many soil testing labs in the U.S. are switching from ...

Nicole Anderson | Sep 2019 | Article

Use Caution When Irrigating Oaks and Madrones

Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.

Jun 2018 | Article

Spikeweed

Can spraying this weed at the right time keep it out of our fields?

Mary Corp | Oct 2018 | Article

Nothing beats bug patrol for organic gardeners

Look for OMRI logo when buying organic products

Kym Pokorny | Apr 29, 2016 | News Story

Monitoring Grazing Lands in Oregon

Rangeland monitoring represents a critical tool in a successful grazing management program. This article describes the process of establishing an effective rangeland management and monitoring system.

Dustin Johnson | Feb 2020 | Article

Range improvements: tools and methods to improve cattle distribution

Uneven grazing distribution patterns on rangeland can lead to overuse of forage in some areas and no use or waste of herbage in areas not visited by cattle. Range improvements affecting more even distribution of grazing ...

David Ganskopp | Jan 2019 | Article