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Soil Nitrate Testing for Willamette Valley Vegetable Production

A soil nitrate test measures the concentration of nitrate in the soil at a specific moment in time, including nitrate originating from organic inputs, fertilizer, and soil organic matter. This publication describes how to use ...

Dan Sullivan, Ed Peachey, Aaron Heinrich, Linda Brewer, Nick Andrews | Jan 2019 | OSU Extension Catalog

Soil Fertility in Organic Systems: A Guide for Gardeners and Small Acreage Farmers

This publication discusses the many types of fertilizers and soil amendments available for organic plant production. Fertilizer formulations, nutrient availability, and application practices for common organic products are also explained. ...

Jul 2013 | OSU Extension Catalog

Soil pH and pasture productivity

A look at the cost effectiveness of liming coastal ryegrass pastures.

Troy Downing | May 2009 | Article

Strip-tillage for Onions and Sweet Corn, Lorin Grigg (Farmer-to-Farmer Case Study Series)

Lorin Grigg grows onions and sweet corn under sprinkler irrigation in Quincy, Washington. In this publication, Grigg discusses his strategy for cover cropping to protect seedlings from windblown sand and reduce wind erosion.

Jun 2018 | OSU Extension Catalog

Nutrient Management for Sustainable Vegetable Cropping Systems in Western Oregon

This publication reflects over 30 years of vegetable production research conducted in the Willamette Valley. It is divided into three main sections: sustainable soil health; soil testing and nutrient management; and nitrogen ...

Dan Sullivan, Ed Peachey, Aaron Heinrich, Linda Brewer | May 2017 | 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

Wait for soil to warm up to plant cukes

Wait until your soil warms up about 70 degrees to plant cucumbers.

Jun 6, 2008 | News Story

Tired of bolting spinach? Plant while soil is cool.

Plant spinach when soil is cool, then other heat-tolerant greens in the summer.

Apr 4, 2008 | News Story

Orchardgrass Seed: Western Oregon—West of Cascades Fertilizer Guide

Based on soil test results, recommends amounts of fertilizer and lime needed for orchardgrass seed in western Oregon.

Jan 2000 | OSU Extension Catalog

Crimson Clover, Vetch, Field Peas: Western Oregon—West of Cascades Fertilizer Guide

Based on soil test results, recommends amounts of fertilizer and lime needed for crimson clover, vetch, and field peas in western Oregon.

David Hannaway | Jan 2000 | OSU Extension Catalog