Mayhew, Joe J.2020-07-082020-07-081970-05Mayhew, J. J. (1970). Nitrogen and phosphorous dynamics in a 153-kilometer stretch of the Guadalupe River, Texas (Unpublished thesis). Southwest Texas State University, San Marcos, Texas.https://hdl.handle.net/10877/12012No abstract prepared.Text153 pages1 file (.pdf)ennitrogenphosphorusThesis