National Research Program

You are here: NRP Home > Publications > Robert L Wershaw

Publications for Robert L Wershaw

View all NRP publications

YearPublication
2012Rutherford, D.W., Wershaw, R.L., Rostad, C.E., Kelly, C.N., 2012, Effect of formation conditions on biochars: Compositional and structural properties of cellulose, lignin, and pine biochars, Biomass and Bioenergy, v. 46, p. 693-701.
2008Laird, David A, Chappell, Mark A, Martens, Dean A, Wershaw, Robert L, and Thompson, Michael, 2008, Distinguishing black carbon from biogenic humic substances in soil clay fractions: Geoderma, v. 143, iss. 1–2, p. 115-122. [get publication]
2008Reeves 3rd, James B, McCarty, Gregory W, Rutherford, David W, and Wershaw, Robert L, 2008, Mid-infrared diffuse reflectance spectroscopic examination of charred pine wood, bark, cellulose, and lignin: implications for the quantitative determination of charcoal in soils: Applied spectroscopy, v. 62, iss. 2, p. 182-189. [get publication]
2008Reeves, James B, McCarty, Gregory W, Rutherford, David W, and Wershaw, Robert L, 2008, Mid-Infrared Diffuse Reflectance Spectroscopic Examination of Charred Pine Wood, Bark, Cellulose, and Lignin: Implications for the Quantitative Determination of Charcoal in Soils: Applied Spectroscopy, v. 62, iss. 2, p. 182-189.
2008Rutherford, David W, Wershaw, Robert L, and Reeves, James B, 2008, Development of Acid Functional Groups and Lactones During the Thermal Degradation of Wood and Wood Components: Geological Survey (U.S.). [get publication]
2007Reeves James, I I I, McCarty, Gregory, Rutherford, David, and Wershaw, Robert, 2007, Near infrared spectroscopic examination of charred pine wood, bark, cellulose and lignin: implications for the quantitative determination of charcoal in soils: Journal of Near Infrared Spectroscopy, v. 15, iss. 2. [get publication]
2005Rutherford, David W, Wershaw, Robert L, and Cox, Larry G, 2005, Changes in composition and porosity occurring during the thermal degradation of wood and wood components: United States Geological Survey. [get publication]
2004Wershaw, Robert L, 2004, Evaluation of conceptual models of natural organic matter (humus) from a consideration of the chemical and biochemical processes of humification: United States Geological Survey. [get publication]
2003Bednar, A J, Garbarino, J R, Ferrer, I, Rutherford, D W, Wershaw, R L, Ranville, J F, and Wildeman, T R, 2003, Photodegradation of roxarsone in poultry litter leachates: Science of The Total Environment, v. 302, iss. 1–3, p. 237-245. [get publication]
2003Garbarino, J. R., Bednar, A. J., Rutherford, D. W., Beyer, R. S., and Wershaw, R. L., 2003, Environmental Fate of Roxarsone in Poultry Litter. I. Degradation of Roxarsone during Composting: Environmental Science & Technology, v. 37, iss. 8, p. 1509-1514. [get publication]
2003Leenheer, J A, Wershaw, R L, Brown, G K, and Reddy, M M, 2003, Characterization and diagenesis of strong-acid carboxyl groups in humic substances: Applied Geochemistry, v. 18, iss. 3, p. 471-482. [get publication]
2003Qualls, R G, Takiyama, A, and Wershaw, R L, 2003, Formation and loss of humic substances during decomposition in a pine forest floor: United States Geological Survey, p. 899-909. [get publication]
2003Rutherford, D W, Bednar, A J, Garbarino, J R, Needham, R, Staver, K W, and Wershaw, R L, 2003, Environmental fate of roxarsone in poultry litter. Part II. Mobility of arsenic in soils amended with poultry litter: Environmental science & technology, v. 37, iss. 8, p. 1515-1520. [get publication]
2003Wershaw, R L, Rutherford, D W, Rostad, C E, Garbarino, J R, Ferrer, Imma, Kennedy, K R, Momplaisir, Georges-Marie, and Grange, Andrew, 2003, Mass spectrometric identification of an azobenzene derivative produced by smectite-catalyzed conversion of 3-amino-4-hydroxyphenylarsonic acid: Talanta, v. 59, iss. 6, p. 1219-1226. [get publication]
2003Wershaw, Robert L, Rutherford, David W, Leenheer, Jerry A, Kennedy, Kay R, Cox, Larry G, and Koci, Donald R, 2003, Biogeochemical Processes That Produce Dissolved Organic Matter From Wheat Straw: United States Geological Survey. [get publication]
2002Wershaw, R L, 2002, Characterization of wheat straw-derived DOM: Pro Proceedings of the International Humic Substances Society Twentieth Anniversary Conference—Humic Substances: .
2002Wershaw, R L, 2002, Establishment of a web-based NOM forum for the rapid publication and discussion of extended abstracts: Proceedings of the International Humic Substances Society Twentieth Anniversary Conference-Humic Substances: .