Richard Koenig
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Archived - Canola Growth, Development, and Fertility
Published: November 2011
SKU: FS045E
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Archived - Dryland Winter Wheat: Eastern Washington Nutrient Management Guide
Revised July 2013
SKU: EB1987E
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Archived - Nutrient Management Guide for Dryland and Irrigated Alfalfa in the Inland Northwest
Published: April 2009
SKU: PNW0611
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Archived - Organic Alfalfa Management Guide
Published: February 2009
SKU: EB2039E
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Archived - Soil Acidification Series: Implications for Management – an Introduction
Published: September 2015
SKU: FS170E
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Archived - Soil Acidity and Aluminum Toxicity in the Palouse Region of the Pacific Northwest
Revised March 2013
SKU: FS050E
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Archived - Soil Fertility in Organic Systems: A Guide for Gardeners and Small Acreage Farmers
Revised July 2013
SKU: PNW646