Yazar

Norman E Spahr

10 cilt bulundu.

Cilt sonuçları

ResearchWater-quality characteristics of the Slate and East rivers, Colorado, during the winter recreational season, December 1996Norman E Spahr

Water-quality characteristics of the Slate and East rivers, Colorado, during the winter recreational season, December 1996

Norman E Spahr · Yayınevi bilinmiyor

Sayfa sayısı yok · 1998

Water quality / Research

Stream measurementsDevelopment and application of regression models for estimating nutrient concentrations in streams of the conterminous United States, 1992-2001Norman E. Spahr

Development and application of regression models for estimating nutrient concentrations in streams of the conterminous United States, 1992-2001

Norman E. Spahr · U.S. Geological Survey

Sayfa sayısı yok · 2009

Nutrient pollution of water / Regression analysis / Stream measurements

PollutionEffects of wastewater effluent on the South Platte River from Littleton to DenverNorman E Spahr

Effects of wastewater effluent on the South Platte River from Littleton to Denver

Norman E Spahr · Open-File Services Section, Western Distribution Branch, U.S. Geological Survey

97 sayfa · 1986

Water / Water quality / Pollution

GroundwaterNitrate loads and concentrations in surface-water base flow and shallow groundwater for selected basins in the United States, water years 1990-2006Norman E. Spahr

Nitrate loads and concentrations in surface-water base flow and shallow groundwater for selected basins in the United States, water years 1990-2006

Norman E. Spahr · U.S. Geological Survey

39 sayfa · 2010

Water / Quality / Nitrogen content / Nitrates / Groundwater

Water qualityWater quality at basic fixed sites in the Upper Colorado River Basin National Water-Quality Assessment study unit, October 1995-September 1998Norman E Spahr

Water quality at basic fixed sites in the Upper Colorado River Basin National Water-Quality Assessment study unit, October 1995-September 1998

Norman E Spahr · Information Services [distributor]

63 sayfa · 2000

Water quality

Water qualityWater quality in the Upper Colorado River Basin, Colorado, 1996-98Norman E Spahr

Water quality in the Upper Colorado River Basin, Colorado, 1996-98

Norman E Spahr · Information Services, [distributor]

33 sayfa · 2000

Water quality

ReservoirsReservoir evaporation in central ColoradoNorman E Spahr

Reservoir evaporation in central Colorado

Norman E Spahr · For sale by Open-File Services Section, Western Distribution Branch, U.S. Geological Survey

232 sayfa · 1984

Evaporation control / Water-supply / Reservoirs

Water qualityEstimation of evaporation from Ned Wilson Lake, Flat Tops Wilderness Area, ColoradoNorman E Spahr

Estimation of evaporation from Ned Wilson Lake, Flat Tops Wilderness Area, Colorado

Norman E Spahr · U.S. Dept. of the Interior, Geological Survey

13 sayfa · 1985

Evaporation (Meteorology) / Water quality

EvapotranspirationVariations in climatic characteristics as related to evapotranspiration in South Park, central Park County, ColoradoNorman E Spahr

Variations in climatic characteristics as related to evapotranspiration in South Park, central Park County, Colorado

Norman E Spahr · U.S. Geological Survey, Water Resources Division

154 sayfa · 1981

Climatic changes / Evapotranspiration

Water qualitySelected hydrologic data for the south Platte River through Denver, ColoradoNorman E Spahr

Selected hydrologic data for the south Platte River through Denver, Colorado

Norman E Spahr · U.S. Dept. of the Interior, Geological Survey

Sayfa sayısı yok · 1985

Hydrology / Water quality