Goodwin, James B. (James Bennett), 1910-, author2007-01-032007-01-031934http://hdl.handle.net/10217/5484masters thesesengCopyright 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.Colorado Agriculture BibliographySoils -- AnalysisSoils -- Phosphorus contentText