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Make Polyacrylamide Work for You

PAM is a synthetic water-soluble polymer composed of molecules of acrylamide. PAM binds soil particles together, causing them to settle out and not be carried away in runoff water. This prevents soil loss and ...

Chelsey L. Iida, Clinton Shock | May 2008 | Extension Catalog publication Peer reviewed (Orange level)

Estimating Plant-Available Nitrogen Release from Cover Crops

This publication assists western Oregon farmers and agricultural professionals in determining the nitrogen fertilizer replacement value of winter cover crops. Includes information on plant-available nitrogen (PAN) basics; a ...

Dan M. Sullivan, Nick Andrews, Linda Brewer | Aug 2020 | Extension Catalog publication Peer reviewed (Orange level)

Sampling Dairy Manure and Compost for Nutrient Analysis

This guide describes how to obtain a representative sample of stockpiled dairy manure or dairy compost, select a reliable manure or compost testing laboratory, determine which lab analyses are needed (including total...

Amber Moore, Mario de Haro-Marti, Lide Chen | Jul 2015 | Extension Catalog publication Peer reviewed (Orange level)

Myth vs. reality: What’s the truth behind some common gardening practices?

Experts from Oregon State University Extension Service stepped up to bust some common gardening myths.

Kym Pokorny | Jul 14, 2023 | News story

Containers and raised beds offer options for gardeners

Not every yard is suited for in-ground gardening. In rental situations or in areas with poor soil, garden space must sometimes be “created.” That's when raised beds and containers come into play.

Nicole Sanchez | Apr 2020 | Article

Fruit tree site considerations

Climate, soil, water and chilling all effect which fruit trees will do best on your property. Here's what to consider.

Steve Renquist | May 2015 | Article

Gardening in Central Oregon's climate

Behind the beauty of the High Desert, lie many factors that create challenges for Central Oregon gardeners. Learn how to work with cold weather, short seasons, dry summers and other elements that can affect your gardening success.

Amy Jo Detweiler | Jan 2016 | Article

Managing Irrigation Water Quality for Crop Production in the Pacific Northwest

Focuses on analyses used for typical agricultural irrigation water sources. Discusses sampling procedures, analyses to perform, and hazards from salts, individual nutrients, pH, sodium, carbonates, and lime. Includes numerous examples and reference tables.

Bryan G. Hopkins, Donald A. Horneck, Robert G. Stevens, Jason W. Ellsworth, Dan M. Sullivan | Aug 2007 | Extension Catalog publication Peer reviewed (Orange level)

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)