Hannan, Herbert H.Caldwell, Bobby D.2024-04-052024-04-051983-06Caldwell, B.D. (1983). Trophic assessment of Canyon Reservoir using chlorophyll a and total phosphorus indices and models (Unpublished thesis). Southwest Texas State University, San Marcos, Texas.https://hdl.handle.net/10877/18410No abstract prepared.Text87 pages1 file (.pdf)enchlorophyllCanyon LakewaterphosphorouseutrophicationThesis