Millán, Jaime, authorColorado State University, publisher2007-01-032007-01-031972http://hdl.handle.net/10217/61538October 1972.Bibliography: pages 65-68.born digitalpapers (documents)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.DroughtsText