Search OSU Extension

Showing 1 - 10 of 17 results.

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

Alfalfa soil fertility and fertilization requirements

A productive alfalfa crop removes significant quantities of macronutrients and small amounts of micronutrients from the soil (Table 1). A complete fertilizer program is essential to ensure a highly productive, long-lived stand.

David Hannaway, Mylen Bohle, Daniel Miles, Yitian Lin, Brianna Randow | Sep 2019 | Article

Fall Pasture Management: Plant, Root Growth, & Soil Fertility

Proper pasture management is a year round effort. Fall is one of the most critical periods for western Oregon pastures, as well as central and eastern irrigated pastures. Management during the fall affects the ability of ...

Melissa Fery | Dec 2009 | Article

Composting at Winter Green Farm Improves Soil Health and Protects Water Quality

In 1980 Jack Gray and Mary Jo Wade started Winter Green Farm just 20 miles west of Eugene, five years later Wali and Jabrila Via joined them and in 2009 long-time employees Chris Overbaugh and Shannon Shipp-Overbaugh also ...

Nick Andrews | Jul 2013 | Article

Grow your own potatoes

An article from 1995 about growing your own potatoes.

Phil Hamm, Alvin Mosley, Oscar Gutbrod, Steven James, Kerry Locke, Lynn Jensen | Mar 1995 | Article

Coastal Pastures in Oregon and Washington

The coastal regions of Oregon and Washington have different climate and soils than other parts of the states. Rainfall is high, ranging from 70 inches in southern Oregon to more than 100 inches in the coastal mountains. ...

Fred Lundin | Sep 1996 | Article

OSU scientist helps war-torn island plan for future tsunamis

Jay Noller, a soil scientist from Oregon State University, is mapping evidence of tsunamis on war-torn Cyprus and helping the divided governments plan for a shared future.

Peg Herring | Apr 13, 2005 | News Story

Estimating Nitrogen Mineralization in Organic Potato Production

Describes a "crop N uptake" method for estimating N mineralization from soil organic matter. Crop N uptake is a site-specific indicator of N that is "available" to the crop.

Dan Sullivan | Jan 2008 | OSU Extension Catalog