@ONLINE{kruse, title = {Framework for Sustainable Soil Management: Literature Review and Synthesis}, url = {http://www.swcs.org/documents/filelibrary/BeyondTliteraturereview.pdf}, urldate = {2008-08-03}, year = {2007}, author = {John S. Kruse}, publisher = {Soil and Water Conservation Society}, address = {Ankeny (IA)}, media = {eresource}, }