Van't Hul, Arthur Willis, authorColorado Agricultural and Mechanical College, publisher2017-07-172017-07-171950-1951https://hdl.handle.net/10217/182569CER53AV8.Report on research completed under J. Waldo Smith Hydraulic Fellowship.Includes bibliographical references (pages 12-13).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.Irrigation canals and flumesNatural roughness in artificial channelsText