Search OSU Extension

Winter Wheat and Spring Grains in Continuous Cropping Systems (Low Precipitation Zone) Fertilizer Guide

Addresses nutritional requirements of nonirrigated cereal crops in north-central and eastern Oregon. Includes recommendations for nitrogen, phosphorus, potassium, sulfur, chloride, and zinc.

Don Wysocki, Larry Lutcher, Donald A. Horneck, John M. Hart, Steven Petrie | Mar 2023 | Extension Catalog publication Peer reviewed (Orange level)

Winter Wheat in Summer-Fallow Systems (Intermediate Precipitation Zone) Fertilizer Guide

Addresses nutritional requirements of nonirrigated cereal crops in north-central and eastern Oregon. Includes recommendations for nitrogen, phosphorus, potassium, sulfur, chloride, and zinc.

Larry Lutcher, Donald A. Horneck, Don Wysocki, John M. Hart, Steven Petrie, Neil W. Christensen | Mar 2023 | Extension Catalog publication Peer reviewed (Orange level)

Winter Wheat in Continuous Cropping Systems (Intermediate Precipitation Zone) Fertilizer Guide

Addresses nutritional requirements of nonirrigated cereal crops in north-central and eastern Oregon. Includes recommendations for nitrogen, phosphorus, potassium, sulfur, chloride, and zinc.

Don Wysocki, Donald A. Horneck, Larry Lutcher, John M. Hart, Steven Petrie, Mary Corp | Mar 2023 | Extension Catalog publication Peer reviewed (Orange level)

Winter Wheat in Continuous Cropping Systems (High Precipitation Zone) Fertilizer Guide

Addresses nutritional requirements of nonirrigated cereal crops in north-central and eastern Oregon. Includes recommendations for nitrogen, phosphorus, potassium, sulfur, chloride, and zinc.

Steven Petrie, Don Wysocki, Donald A. Horneck, Larry Lutcher, John M. Hart, Mary Corp | Mar 2023 | Extension Catalog publication Peer reviewed (Orange level)

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, Mary Corp, Donald A. Horneck, Larry Lutcher | Nov 2007 | Extension Catalog publication Peer reviewed (Orange level)

Nutrient Management for Pastures: Western Oregon and Western Washington

Describes nutrient management practices for pastures to produce forage as a main feed source for western Oregon and Washington livestock.

Amber Moore, Gene Pirelli, Shelby Filley, Steve Fransen, Dan M. Sullivan, Melissa Fery, Tom Thomson | Jan 2019 | Extension Catalog publication Peer reviewed (Orange level)

Date, Rate, & Place: The Field Book for Dairy Manure Applicators

This publication provides recording keeping sheets and examples for manure applications on dairy farms. Examples are provided for a number of different manure handling systems.

Andy I. Bary, Joe Harrison | Jun 2017 | Extension Catalog publication Peer reviewed (Orange level)

Nutrient Management Guide: Hybrid Seed Carrot (Central Oregon)

Central Oregon is the primary U.S. hybrid carrot seed production area, supplying seed to the domestic fresh market carrot industry. This publication examines the yield, growth and nutrient accumulation as well as ...

John M. Hart, Marvin Butler | Nov 2004 | Extension Catalog publication Peer reviewed (Orange level)

Calculating Dairy Manure Nutrient Application Rates

This publication describes how to calibrate waste-handling equipment and calculate nutrient application rates. It covers calibration of typical equipment found on dairies, such as stationary guns, traveling guns, liquid ...

Troy Downing, Maydra Valencia | Apr 2019 | Extension Catalog publication Peer reviewed (Orange level)

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 ...

Dan M. Sullivan, Bradford D. Brown, Clinton Shock, Donald A. Horneck, Robert G. Stevens, Gary Q. Pelter, Erik Feibert | Feb 2001 | Extension Catalog publication Peer reviewed (Orange level)