McGehee, Hiram Temple.2015-12-312015-12-311932http://hdl.handle.net/2097/24057Call number: LD2668 .T4 1932 M34Spectrophotometry.Soils--Analysis.A comparison of the spectrophotometric micro-determination of inorganic phosphorus by the Deniges method and molybdenum blue method with application to soil extractsTextMasters theses