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An inventory of aquatic macroinvertebrates and calculation of selected biotic indices for the U.S. Army Atterbury Reserve forces training area near Edinburgh, Indiana, September 2000-August 2002 [microform] by Bret A. Robinson ; prepared in cooperation with the Indiana Army National Guard. por

Series Scientific investigations report ; 2004-5010.

Detalles de publicación: Reston, Vir. Denver Col. U.S. Dept. of the Interior, U.S. Geological Survey U.S. Geological Survey, Information Services [distributor] 2004

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Disponibilidad: Ítems disponibles para préstamo: Biblioteca Encarnación Valdés (1)Signatura topográfica: I 19.42/4-4:2004-5010.

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Ionic composition and nitrate in drainage water from fields fertilized with different nitrogen sources, Middle Swamp watershed, North Carolina, August 2000-August 2001 [microform] by Stephen L. Harden and Timothy B. Spruill ; prepared in cooperation with the North Carolina Department of Environment and Natural Resources, Division of Water Quality, Groundwater Section. por

Series Scientific investigations report ; 2004-5123.

Detalles de publicación: [Reston, Vir.] U.S. Geological Survey 2004

Disponibilidad: Ítems disponibles para préstamo: Biblioteca Encarnación Valdés (1)Signatura topográfica: I 19.42/4-4:2004-5123.

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Ground-water quality of selected basin-fill aquifers of the Northern Rockies Intermontane Basins in Montana, Idaho, and Washington [microform] by Rodney R. Caldwell, Craig L. Bowers, and DeAnn M. Dutton. por

Series Scientific investigations report ; 2004-5052.

Detalles de publicación: Reston, Vir. Denver, Col. U.S. Dept. of the Interior, U.S. Geological Survey For sale by U.S. Geological Survey, Information Services 2004

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Ground water quality of selected basin fill aquifers of the Northern Rockies Intermontane Basins in Montana, Idaho, and Washington

Disponibilidad: Ítems disponibles para préstamo: Biblioteca Encarnación Valdés (1)Signatura topográfica: I 19.42/4-4:2004-5052.

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Fecal-indicator bacteria in the Allegheny, Monongahela, and Ohio Rivers, near Pittsburgh, Pennsylvania, July-September 2001 by John W. Fulton and Theodore F. Buckwalter ; in cooperation with the Allegheny County Health Department. por

Series Scientific investigations report ; 2004-5009.

Detalles de publicación: [Reston, Vir.] Denver, Col. U.S. Dept. of the Interior, U.S. Geological Survey U.S. Geological Survey, Information Services [distributor] 2004

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Fecal indicator bacteria in the Allegheny, Monongahela, and Ohio Rivers, near Pittsburgh, Pennsylvania, July-September 2001

Disponibilidad: Ítems disponibles para préstamo: Biblioteca Encarnación Valdés (1)Signatura topográfica: I 19.42/4-4:2004-5009.

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Methods to identify changes in background water-quality conditions using dissolved-solids concentrations and loads as indicators, Arkansas River and Fountain Creek, in the vicinity of Pueblo, Colorado [microform] by Roderick F. Ortiz ; prepared in cooperation with the Southeastern Colorado Water Activity Enterprise. por

Series Scientific investigations report ; 2004-5024.

Detalles de publicación: Reston, Vir. Denver, Col. U.S. Dept. of the Interior, U.S. Geological Survey U.S. Geological Survey, Branch of Information Services [distributor] 2004

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Disponibilidad: Ítems disponibles para préstamo: Biblioteca Encarnación Valdés (1)Signatura topográfica: I 19.42/4-4:2004-5024.

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