1. Occurrence and transport of agricultural chemicals in the Mississippi River basin, July through August 1993 Author/Creator: Goolsby, D. A., author Publication/Creation: [Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, 1993 Resource Type: Book Access & Availability: Loading
2. Distribution of selected herbicides and nitrate in the Mississippi River and its major tributaries, April through June 1991 Author/Creator: Goolsby, D. A., author Publication/Creation: Denver, Colorado : U.S. Geological Survey, 1991 Resource Type: Book Access & Availability: Loading
3. Geochemistry of soils and shallow ground water, with emphasis on arsenic and selenium, in part of the Garrison Diversion Unit, North Dakota, 1985-87 Author/Creator: Goolsby, D. A., author Publication/Creation: Denver, Colorado : Department of the Interior, U.S. Geological Survey, 1989 Resource Type: Book Access & Availability: Loading
4. Limnology of Taylor Creek impoundment with reference to other bodies in Upper St. Johns River Basin, Florida Author/Creator: Goolsby, D. A., author Publication/Creation: Tallahassee, Florida : U.S. Geological Survey, 1978 Resource Type: Book Access & Availability: Loading