PT - JOURNAL ARTICLE AU - Bartels, Alan J. TI - To protect and conserve: Fifty years of Nebraska’s Natural Resources Districts AID - 10.2489/jswc.2022.0405A DP - 2022 May 01 TA - Journal of Soil and Water Conservation PG - 37A--42A VI - 77 IP - 3 4099 - http://www.jswconline.org/content/77/3/37A.short 4100 - http://www.jswconline.org/content/77/3/37A.full