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Soil texture determines how much and how often to water

It's a myth that lawns and gardens in sandy soil need more water than other soils

Jun 15, 2012 | News Story

Interpreting Compost Analyses

Compost can return nutrients and organic matter to the soil, a proven practice for soil health enhancement. It can improve crop growth and provide environmental benefits by improving soil tilth and the soil’s capacity to absorb...

Dan Sullivan, Linda Brewer | Oct 2018 | OSU Extension Catalog

Worksheet for Calculating Biosolids Application Rates in Agriculture

Biosolids are a byproduct of municipal wastewater treatment. Raw sewage solids must be processed to meet U.S. Environmental Protection Agency standards before they can be called biosolids. This worksheet provides step-by-step ...

Dan Sullivan | Sep 2018 | OSU Extension Catalog

Best Management Practices for Maintaining Soil Productivity in the Douglas-fir Region

This publication is a reference guide for forest soils productivity and management. Main topics include (1) understanding and managing risk, (2) soil characteristics that affect productivity, (3) soil survey information for forestland ...

Sam Angima | Apr 2011 | OSU Extension Catalog

Irrigation Monitoring Using Soil Water Tension

This publication discusses the use of granular matrix sensors (GMS) for monitoring soil moisture content. It explains how to install GMS and use the recorded data for irrigation scheduling.

Clinton Shock, Erik Feibert | Mar 2013 | OSU Extension Catalog

El Control del Riego Mediante la Tensión Matricial del Suelo

Explica el uso de los sensores matriciales granulares para la medición de la tensión de humedad del suelo. Explica cómo instalar estos sensores y cómo usar los datos registrados para la programación del riego.

Clinton Shock, Erik Feibert | Mar 2013 | OSU Extension Catalog

La poliacrilamida: Una solución para la erosión

Esta publicación explica el uso de los productos de poliacrilamida (PAM) para controlar la erosión en las zanjas y surcos de riego. Describe los varios tipos de PAM y las maneras de aplicarla. Incluye una lista de vendedores de productos.

Clinton Shock | Jan 2009 | OSU Extension Catalog

Camelina Nutrient Management Guide for the Pacific Northwest

Camelina is a drought-tolerant, low-input, oilseed crop grown throughout the U.S. Pacific Northwest. This publication provides soil fertility recommendations—including nitrogen, phosphorus, potassium, sulfur, and soil pH adjustments—for ...

Don Wysocki, Tracy Wilson, Amber Moore | Feb 2019 | OSU Extension Catalog

Is charcoal a good soil amendment?

Q: Do you have published, current, projected , research in the effects of charcoal amendment to agricultural soils/forest soils?

A: View answer | View all featured questions

Heavy metals in urban soils: Best practices to stay safe

Q: Given the recent news on emissions of heavy metals in Portland, I'm looking for information on which vegetables take up these pollutants from the soil. What else should I be concerned about?

A: View answer | View all featured questions