Yazar
p opsahl
4 cilt bulundu.
Cilt sonuçları
Concentrations of selected constituents in surface-water and streambed-sediment samples collected from streams in and near an area of oil and natural-gas development, South-Central Texas, 2011-13
Stephen P. Opsahl · U.S. Department of the Interior, U.S. Geological Survey
25 sayfa · 2014
Emerging contaminants in water / Oil pollution of water / River sediments
Detections, concentrations, and distributional patterns of compounds of emerging concern in the San Antonio River basin, Texas, 2011-12
Stephen P. Opsahl · U.S. Geological Survey
44 sayfa · 2013
Drugs / Emerging contaminants in water / Endocrine disrupting chemicals in water / Water / Pollution
Quality of surface-water runoff in selected streams in the San Antonio segment of the Edwards aquifer recharge zone, Bexar County, Texas, 1997-2012
Stephen P. Opsahl · U.S. Department of the Interior, U.S. Geological Survey
19 sayfa · 2012
Water quality
Detections, concentrations, and distributional patterns of compounds of emerging concern in the San Antonio River basin, Texas, 2011-2012
Stephen P. Opsahl · U.S. Geological Survey
44 sayfa · 2013
Water / Pollution / Endocrine disrupting chemicals in water / Emerging contaminants in water