Parshall, Ralph L. (Ralph Leroy), 1881-1959, authorU.S. Department of Agriculture, publisher2017-11-202017-11-201950-05https://hdl.handle.net/10217/185036CER 47-52-51 - numbering inferred.reportsengCopyright 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.Parshall flumesIrrigation water -- MeasurementWeirsHydraulicsText