RT Journal Article SR Electronic T1 Securing the nation's infrastructure: The Ohio River JF Journal of Soil and Water Conservation FD Soil and Water Conservation Society SP 5A OP 11A DO 10.2489/jswc.74.1.5A VO 74 IS 1 A1 Lois Wright Morton A1 Kenneth R. Olson YR 2019 UL http://www.jswconline.org/content/74/1/5A.abstract AB