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Ralph L. Evans

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Books

Water-level Trends, Pumpage, and Chemical Quality in the Cambrian-Ordovician Aquifier in Illinois, 1971-1980
Water-level Trends, Pumpage, and Chemical Quality in the Cambrian-Ordovician Aquifier in Illinois, 1971-1980
Adrian P. Visocky, Stanley Alcide Changnon, Ralph L. Evans, Susan S. Richards
Water-level Trends, Pumpage, and Chemical Quality in the Cambrian-Ordovician Aquifier in Illinois, 1971-1980
Water-level Trends, Pumpage, and Chemical Quality in the Cambrian-Ordovician Aquifier in Illinois, 1971-1980
Adrian P. Visocky, Stanley Alcide Changnon, Ralph L. Evans, Susan S. Richards
Development and Evaluation of a Two-step Membrane Filter Method for Fecal Coliform Recovery in Chlorinated Sewage Effluents
Development and Evaluation of a Two-step Membrane Filter Method for Fecal Coliform Recovery in Chlorinated Sewage Effluents
John Byron Stall, Richard John Schicht, Stanley Alcide Changnon, Ralph L. Evans, Krishan P. Singh, Donald P. Roseboom, S. D. Lin, David Changnon, Dorothy L. Richey, J. Rodger Adams
Coliforms and Fecal Streptococcus in the Illinois River at Peoria
Coliforms and Fecal Streptococcus in the Illinois River at Peoria
Floyd A. Huff, Richard John Schicht, Stanley Alcide Changnon, Ralph L. Evans, Krishan P. Singh, Nani G. Bhowmik, Donald P. Roseboom, S. D. Lin, Steven T. Sonka, David Changnon, Dorothy L. Richey
Diagnostic-feasibility Study of Lake Le-Aqua-Na
Diagnostic-feasibility Study of Lake Le-Aqua-Na
Ralph L. Evans, Veerasamy Kothandaraman
Impact of Wastes from a Water Treatment Plant
Impact of Wastes from a Water Treatment Plant
Thomas E. Hill, Ralph L. Evans, Donald H. Schnepper

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