RT Journal Article SR Electronic T1 To protect and conserve: Fifty years of Nebraska’s Natural Resources Districts JF Journal of Soil and Water Conservation FD Soil and Water Conservation Society SP 37A OP 42A DO 10.2489/jswc.2022.0405A VO 77 IS 3 A1 Bartels, Alan J. YR 2022 UL http://www.jswconline.org/content/77/3/37A.abstract AB