Search OSU Extension

Showing 1 - 4 of 4 results.

Add organic matter to improve garden soils

Adding organic matter is the best way to improve nearly all kinds of soils.

Feb 27, 2009 | News Story

Phosphorus on the farm from feed grains and by-products

Phosphorus is an important plant nutrient for growing dairy forages. Unfortunately, many dairies have more phosphorus excreted and stored in manure than they can use during a crop year. Soils have the ability to store moderate over-applications of phosphorus for future crop production, but continued over-application can lead to losses of phosphorus to surface water.

Troy Downing, Michael Gamroth | Mar 2004 | Fact Sheet

Nothing beats bug patrol for organic gardeners

Look for OMRI logo when buying organic products

Kym Pokorny | Apr 29, 2016 | News Story

The ABC’s of NPK

Nitrogen Phosphorus Potassium

Lisa Ehle | Jun 2018 | Article