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Soil Acidity in Oregon: Understanding and Using Concepts for Crop Production

Soil acidity, expressed by low soil pH, causes reduced crop growth and significant economic loss. It is the most commonly overlooked and poorly understood yield-limiting factor in western Oregon and a developing concern in eastern...

Dan Sullivan, Andy Hulting, Nicole Anderson | Jul 2013 | 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

Acidifying Soil for Crop Production: Inland Pacific Northwest

Explains the relationship between high soil pH and nutrient deficiencies in crop plants. Color photos illustrate symptoms of pH-induced nutrient deficiency. Explains the causes of high soil pH and presents step-by-step instructions for lowering pH.

Don Wysocki | Sep 2007 | OSU Extension Catalog

Managing Salt-Affected Soils for Crop Production

This publication describes the soil tests commonly used in evaluating salt-affected soils in the western United States and gives general guidelines for test interpretation. It will help readers: (1) understand how sodium, calcium, ...

Dan Sullivan | Nov 2007 | OSU Extension Catalog

Nutrient Management for Onions in the Pacific Northwest

This publication is designed to assist growers and crop advisors in producing a high-quality crop while protecting the environment from excess nutrients. Contains information on how onions grow; timing and amount of crop nutrient ...

Dan Sullivan, Clinton Shock, Erik Feibert | Feb 2001 | OSU Extension Catalog

Nutrient Management for Blueberries in Oregon

Addresses how much fertilizer to apply, when to apply fertilizer, what type of nitrogen to apply, and application methods. Based on soil and tissue test results recommends application rates for nitrogen, phosphorus, potassium, and ...

Wei Qiang Yang, Bernadine Strik | Nov 2006 | OSU Extension Catalog

Estimating Plant-Available Nitrogen from Manure

This publication discusses management practices that increase crop nitrogen utilization. It also includes an interactive worksheet for calculating available nutrients supplied by manure application. The worksheet can be used to determine ...

Dan Sullivan | Jan 2008 | OSU Extension Catalog

Irrigated and Dryland Canola Nutrient Management Guide

Provides nutrient application recommendations for nitrogen, sulfur, phosphorus, potassium, zinc, boron, and pH adjustment. Includes example fertilizer application rate calculations.

Don Wysocki, Larry Lutcher, Mary Corp | Nov 2007 | OSU Extension Catalog

Caneberries Nutrient Management Guide

Several types of caneberries are produced commercially in Oregon, including summer-bearing and primo cane fruiting red raspberries, black raspberries (blackcaps), and blackberries. This publication addresses nutrient assessment and application...

Bernadine Strik | Jan 2006 | OSU Extension Catalog

Nutrient Management Guide for Dryland and Irrigated Alfalfa in the Inland Northwest

This full-color illustrated guide for optimizing alfalfa production according to the growing conditions common throughout Idaho and east of the Cascades in Oregon and Washington provides specific recommendations for all critical nutrients.

Apr 2009 | OSU Extension Catalog