Search OSU Extension

Showing 1 - 6 of 6 results.

Predicting Nitrogen Availability from Organic Amendments: laboratory, Field, and Computer Stimulation

A study to improve the ability to predict nitrogen availability from organic soil amendments, including improved accuracy of Nitrogen availability estimates, to target amendment application rates to meet crop N needs.

Dan Sullivan, E.S. Gale, Delbert Hemphill, Craig Crogger, Andy Bary, E.A. Myhre | Apr 2018 | Publication

Rhubarb

Fertilizers, Hothouse Forcing, Harvesting, Handling, Storage, Pest Control

Aug 2004 | Article

How to establish a wine grape vineyard

While the type of soil is important, location takes precedence when starting a vineyard for wine production.

Patricia Skinkis | Sep 2018 | Article

What's the difference between chemical, organic fertilizers?

Differences between processed and organic fertilizers are explained in this article.

May 14, 2004 | News Story

Incorporating Grains into a Whole Farm

How to properly incorporate grains into an entire farm. Includes suggestions for rotations on various types of farms.

Sep 2018 | Article

Greenhouse Tomato Production in Oregon

Tomatoes are the most commonly produced greenhouse vegetable crop. Although greenhouse promoters claim each plant can produce 30 or more pounds of marketable fruit per year, that level of production is only possible with very ...

Apr 2002 | Article