EM (Oregon State University, Extension Service), 8862
Source
Originally published as: Irrigation system maintenance, groundwater quality, and improved production (Corvallis, Oregon : Oregon State University Extension Service, 2004) Digital reproduction of item held by Oregon Institute of Technology Library: https://alliance-primo.hosted.exlibrisgroup.com/primo-explore/search?tab=default&search_scope=oit_alma&vid=OIT&institution=OIT&mode=basic&query=any,contains,55059846