Books by Charles R. Kratzer:
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Kratzer, Charles R.: Diazinon and Chlorpyrifos Loads in the San Joaquin River Basin, California, January and February 2000, also by Celia Zamora and Donna L. Knifong (PDF at USGS)
Additional books by Charles R. Kratzer in the extended shelves:
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Kratzer, Charles R.: Pesticides in storm runoff from agricultural and urban areas in the Tuolumne River Basin in the vicinity of Modesto, California (U.S. Dept. of the Interior, U.S. Geological Survey ;, 1998), also by National Water-Quality Assessment Program (U.S.) and Geological Survey (U.S.) (page images at HathiTrust)- Kratzer, Charles R.: Selenium and sediment loads in storm runoff in Panoche Creek, California, February 1998 (U.S. Dept. of the Interior, U.S. Geological Survey ;, 2003), also by Celia Zamora, Dina K. Saleh, United States Bureau of Reclamation, and Geological Survey (U.S.) (page images at HathiTrust)
- Kratzer, Charles R.: Sources and transport of nutrients, organic carbon, and chlorophyll-a in the San Joaquin River upstream of Vernalis, California, during summer and fall, 2000 and 2001 (U.S. Dept. of the Interior, U.S. Geological Survey ;, 2004), also by California Department of Water Resources, CALFED Bay-Delta Program, and Geological Survey (U.S.) (page images at HathiTrust)
- Kratzer, Charles R.: Transport of sediment-bound organochlorine pesticides to the San Joaquin River, California (U.S. Geological Survey ;, 1998), also by Geological Survey (U.S.) and National Water-Quality Assessment Program (U.S.) (page images at HathiTrust)
- Kratzer, Charles R.: Traveltimes, lower San Joaquin River basin, CA, dye-tracer studies during 1994-1995 (U.S. Dept. of the Interior, U.S. Geological Survey ;, 1997), also by Rhodora N. Biagtan, National Water-Quality Assessment Program (U.S.), and Geological Survey (U.S.) (page images at HathiTrust)
- Kratzer, Charles R.: Water quality assessment of the San Joaquin--Tulare basins, California : analysis of available data on nutrients and suspended sediment in surface water, 1972-1990 (U. S. Geological Survey, 1998), also by Jennifer L. Shelton and National Water-Quality Assessment Program (U.S.) (page images at HathiTrust)
Find more by Charles R. Kratzer at your library, or elsewhere.