9 books
Oregon Annual Data Summary: Water Year 1995 (Classic Reprint)
Utah Annual Data Summary
Mid-Nebraska Demonstration Project
Manure Management for Open Lot Livestock Production
National Forestry Handbook
Soil Survey Laboratory Methods (Soil Survey Investigations Report No. 42 Version 4.0 November 2004 )
Field Book for Describing and Sampling Soils (Version 3.0)
Soil Survey Information Manual (Soil Survey Investigations Report No. 45, Version 2.0. February 2011 )
Keys to Soil Taxonomy (Eleventh Edition)