Lamm, Freddie, author2020-04-082020-04-081997-02-04https://hdl.handle.net/10217/203565Presented at the Central Plains irrigation short course and exposition on February 4, 1997 at the Colby Community Building in Colby, Kansas.born digitalCD-ROMsproceedings (reports)engCopyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright.Improvements in irrigation efficiencyText