Search Results - "ROSTAD, Colleen E."

Effect of formation conditions on biochars: Compositional and structural properties of cellulose, lignin, and pine biochars by Rutherford, David W., Wershaw, Robert L., Rostad, Colleen E., Kelly, Charlene N.

“…The application of biochar to soil has been proposed as a long-term sink for atmospheric carbon dioxide in terrestrial ecosystems while providing improved soil…”
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Switchgrass Biochar Effects on Plant Biomass and Microbial Dynamics in Two Soils from Different Regions by KELLY, Charlene N., CALDERÓN, Francisco C., ACOSTA-MARTÍNEZ, Verónica, MIKHA, Maysoon M., BENJAMIN, Joseph, RUTHERFORD, David W., ROSTAD, Colleen E.

“…Biochar amendments to soils may alter soil function and fertility in various ways, including through induced changes in the microbial community. We assessed…”
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Biochar application to hardrock mine tailings: Soil quality, microbial activity, and toxic element sorption by Kelly, Charlene N., Peltz, Christopher D., Stanton, Mark, Rutherford, David W., Rostad, Colleen E.

“…•Historic mine sites remain unvegetated due to toxic elements and acidity.•We examine how biochar additions may ameliorate toxic soil conditions.•Biochar…”
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Sorption of Pure N2O to Biochars and Other Organic and Inorganic Materials under Anhydrous Conditions by Cornelissen, Gerard, Rutherford, David W, Arp, Hans Peter H, Dörsch, Peter, Kelly, Charlene N, Rostad, Colleen E

“…Suppression of nitrous oxide (N2O) emissions from soil is commonly observed after amendment with biochar. The mechanisms accounting for this suppression are…”
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Nature and Chlorine Reactivity of Organic Constituents from Reclaimed Water in Groundwater, Los Angeles County, California by Leenheer, Jerry A, Rostad, Colleen E, Barber, Larry B, Schroeder, Roy A, Anders, Robert, Davisson, M. Lee

“…The nature and chlorine reactivity of organic constituents in reclaimed water (tertiary-treated municipal wastewater) before, during, and after recharge into…”
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Incorporation of Biochar Carbon into Stable Soil Aggregates: The Role of Clay Mineralogy and Other Soil Characteristics by KELLY, Charlene N., BENJAMIN, Joseph, CALDERÓN, Francisco C., MIKHA, Maysoon M., RUTHERFORD, David W., ROSTAD, Colleen E.

“…Aggregation and structure play key roles in water-holding capacity and stability of soils. In this study, the incorporation of carbon (C) from switchgrass…”
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Analysis of solvent dyes in refined petroleum products by electrospray ionization mass spectrometry by Rostad, Colleen E.

“…Solvent dyes are used to color refined petroleum products to enable differentiation between gasoline, diesel, and jet fuels. Analysis for these dyes in the…”
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Factors that affect molecular weight distribution of Suwannee river fulvic acid as determined by electrospray ionization/mass spectrometry by Rostad, Colleen E., Leenheer, Jerry A.

“…Effects of methylation, molar response, multiple charging, solvents, and positive and negative ionization on molecular weight distributions of aquatic fulvic…”
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Molecular Resolution and Fragmentation of Fulvic Acid by Electrospray Ionization/Multistage Tandem Mass Spectrometry by Leenheer, Jerry A, Rostad, Colleen E, Gates, Paul M, Furlong, Edward T, Ferrer, Imma

“…Molecular weight distributions of fulvic acid from the Suwannee River, Georgia, were investigated by electrospray ionization/quadrupole mass spectrometry…”
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Screening of Polar Components of Petroleum Products by Electrospray Ionization Mass Spectrometry by Rostad, Colleen E

“…The polar components of fuels may enable differentiation between fuel types or commercial fuel sources. Screening for these components in the hydrocarbon…”
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Exploratory Investigation of Polar Organic Compounds in Waters from a Lead-Zinc Mine and Mill Complex by Rostad, Colleen E, Schmitt, Christopher J, Schumacher, John G, Leiker, Thomas J

“…Surface water samples were collected in 2006 from a lead mine-mill complex in Missouri to investigate possible organic compounds coming from the milling…”
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Characterization and Origin of Polar Dissolved Organic Matter from the Great Salt Lake by Leenheer, Jerry A., Noyes, Ted I., Rostad, Colleen E., Davisson, M. Lee

“…Polar dissolved organic matter (DOM) was isolated from a surface-water sample from the Great Salt Lake by separating it from colloidal organic matter by…”
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Differentiation of Commercial Fuels Based on Polar Components Using Negative Electrospray Ionization/Mass Spectrometry by Rostad, Colleen E.

“…Polar components in fuels may enable differentiation between fuel types or commercial fuel sources. A range of commercial fuels from numerous sources were…”
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Profiling Refined Hydrocarbon Fuels Using Polar Components by Rostad, Colleen E., Hostettler, Frances D.

“…Identification of a fuel released into the environment can be difficult due to biodegradation or weathering. Negative electrospray ionization/mass spectrometry…”
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Forensic Fingerprinting of Oil-Spill Hydrocarbons in a Methanogenic Environment-Mandan, ND and Bemidji, MN by Hostettler, Frances D., Wang, Yi, Huang, Yongsong, Cao, Weihuan, Bekins, Barbara A., Rostad, Colleen E., Kulpa, Charles F., Laursen, Andrew

“…In recent decades forensic fingerprinting of oil-spill hydrocarbons has emerged as an important tool for correlating oils and for evaluating their source and…”
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Effect of a Constructed Wetland on Disinfection Byproducts:  Removal Processes and Production of Precursors by Rostad, Colleen E, Martin, Barbara S, Barber, Larry B, Leenheer, Jerry A, Daniel, Stephen R

“…The fate of halogenated disinfection byproducts (DBPs) in treatment wetlands and the changes in the DBP formation potential as wastewater treatment plant…”
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Response to Commentary on Observed Methanogenic Biodegradation Progressions by Hostettler, Frances D., Bekins, Barbara A., Rostad, Colleen E., Herkelrath, William N.

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Organic Carbon and Nitrogen Content Associated with Colloids and Suspended Particulates from the Mississippi River and Some of Its Tributaries by Rostad, Colleen E, Leenheer, Jerry A, Daniel, Stephen R

“…Suspended material samples were collected at 16 sites along the Mississippi River and some of its tributaries during July−August 1991, October−November 1991,…”
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Occurrence, distributions, and transport of herbicides and their degradation products in the Lower Mississippi River and its tributaries by Pereira, Wilfred E, Rostad, Colleen E

“…Studies at 17 sites along the lower Mississippi river and its major tributaries confirmed the presence of several triazine and chloroacetanilide herbicides and…”
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From the 1988 Drought to the 1993 Flood:  Transport of Halogenated Organic Compounds with the Mississippi River Suspended Sediment at Thebes, Illinois by Rostad, Colleen E

“…Suspended sediment was isolated from water samples collected from the Mississippi River at Thebes, IL, eight times over a 5-year period from May 1988 through…”
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