R. KELMAN WIEDER

Department of Biology, Villanova University, Villanova, PA 19085
Telephone: 610-519-4856; FAX: 610-519-7863; E-mail: Kelman.Wieder@Villanova.edu
 


Refereed Publications
:
 

Vile, M.A., R.K. Wieder, T. Živković, K.D. Scott, D.H. Vitt, J.A. Hartsock, C.L. Iosue, J.C. Quinn, M. Petix, H. Fillingim, J.M.A. Popma, K.A. Dynarski, T.R. Jackman, C.M. Albright and D.D. Wykoff. 2014. N2-fixation by methanotrophs sustains carbon and nitrogen accumulation in peatlands. Biogeochemistry, DOI 10.1007/s10533-014-0019-6.

Yu, Z., D.H. Vitt and R.K. Wieder. 2014. Continental fens as effective carbon sinks during the Holocene in western Canada. The Holocene, DOI: 10.1177/0959683614538075.

Novak, M., M. Stepanova, I. Jackova, M.A. Vile, R.K. Wieder, F. Buzek, M. Adamova, L. Erbanova, D. Fottova and A. Komarek. 2014. Isotopic evidence for nitrogen mobility in peat bogs. Geochemica Cosmochimica Acta 133: 351-361.

Benavides, J.C., D.H.Vitt and R.K. Wieder. 2013. The influence of climate change on recent peat accumulation patterns of Distichia muscoides cushion bogs in the high elevation tropical Andes of Colombia. Journal of Geophysical Research-Biogeosciences 118: 1627-1635.

Vitt, D.H., R.K. Wieder, B. Xu, M. Kaskie and S. Koropchak. 2011. Peatland establishment on mineral soils: Effects of water level, amendments, and species after two growing seasons. Ecological Engineering 37: 354-363.

Novak, M., L. Zemanova, F. Buzek, M. Adamova, A. Komarek, M.A. Vile, R.K. Wieder and M. Stepanova. 2010. The effect of a reciprocal peat transplant between two contrasting Central European sites on C cycling and C isotope ratios. Biogeosciences 7: 921-932.

Wieder, R.K., M.A. Vile and K.D. Scott.  2010. Cosmogenic 10Be as a potential dating tool in peat. Biogeochemistry101: 177-182.

Wieder, R.K. D.H. Vitt, M. Burke-Scoll, K.D. Scott, M. House and M.A. Vile. 2010. Nitrogen and sulfur deposition and the growth of Sphagnum fuscum in bogs of the Athabasca Oil Sands Region. Journal of Limnology 69 (Suppl. 1): 161-170.

Bauer, I., J. Bhatti, C. Swanston, R.K. Wieder, and C. Preston. 2009. Organic matter accumulation and community change at the peatland-upland interface: Inferences from 14C and 210Pb dated profiles. Ecosystems 12: 636-653.

Vitt, D.H., R.K. Wieder, K.D. Scott  and S. Faller. 2009. Decomposition and peat accumulation in rich fens or boreal Alberta, Canada. Ecosystems, 12: 360-373.

Wieder R.K., K.D. Scott, K. Kamminga, M.A. Vile, D.H. Vitt, T. Bone, B. Xu, B.W. Benscoter, and J.S. Bhatti. 2009. Post-fire carbon balance in boreal bogs of Alberta Canada.  Global Change Biology 15: 63-81 .

Turetsky, M.R., S.E. Crow, R.J. Evans, D.H. Vitt and R.K. Wieder. 2008. Trade-offs in resource allocation among moss species control decomposition in boreal peatlands. Journal of Ecology 96, 1297-1305.

Turetsky, M.R., R.K. Wieder, D.H. Vitt, R.J. Evans, and K.D. Scott. 2007. The disappearance of relict permafrost in boreal regions: Effects on peatland carbon storage and fluxes, Global Change Biology 13, 1-13.

Benscoter, B.W., D.H. Vitt and R.K. Wieder. 2005. Association of postfire peat accumulation and microtopography in boreal bogs. Canadian Journal of Forest Research 35: 2188-2193.

Benscoter, B.W., R.K. Wieder and D.H. Vitt. 2005. Linking m
icrotopography with post-fire succession in bogs.  Journal of Vegetation Science 16: 453-460.

Nov�k, M., M. Adamov�, R.K. Wieder and S.H. Bottrell. 2005. Sulfur mobility in peat. Applied Geochemistry 20: 673-681.

Crow, S.E. and R.K. Wieder. 2005. Sources of CO2 emission from a northern peatland: The role of root respiration, root exudates, and soil organic matter.  Ecology 86: 1825-1834.

Yavitt, R.K., C.J. Williams and R.K. Wieder. 2004. Soil chemistry versus environmental controls on production of CH4 and CO2 in northern peatlands.  European Journal of Soil Science: doi: 10.1111/j.1365-2389.2004.00657.x

Yavitt, J.B., R.K. Wieder and S.J. Wright. 2004. Seasonal drought and dry-season irrigation influence leaf-litter nutrients and soil enzymes in a moist, lowland forest in Panama. Austral Ecology 29: 177-188.

Vitt, D.H., R.K. Wieder, L.A. Halsey and M.R. Turetsky.  2003.  Response of Sphagnum fuscum to nitrogen deposition: A case study of ombrogenous peatlands in Alberta, Canada. The Bryologist 106: 235-245. (manuscript)
 

Benscoter, B.W. and R.K. Wieder.   2003. Combustion variability in boreal, western Canadian peatlands and implications for carbon emissions due to fire. Canadian Journal of Forest Research 33: 2509-2513.

Vile, M.A., S.D. Bridgham, R.K. Wieder and M. Nov�k. 2003. Atmospheric sulphur deposition alters pathways of gaseous carbon production in peatlands. Global Biogeochemical Cycles, 17, 10.1029/2002GB001966.

Vile, M.A., S.D. Bridgham and R.K. Wieder. 2003. Response of anaerobic carbon mineralization rates to sulfate amendments in a boreal peatland. Ecological Applications
13: 720-734.

Nov�k, M., S. Emmanuel, M.A. Vile, Y. Erel, A. Veron, T Pačes, R.K. Wieder, M. Vaneček, M. Stepanova , E. Bř�zov� and J. Hovorka. 2003. Origin of lead in eight Central European peat bogs determined from isotope ratios, strengths and operation times of regional pollution sources. Environmental Science and Technology 37, 437-445. (manuscript)

Turetsky, M., K. Wieder, L. Halsey and D. Vitt.  2002. Current disturbance and the diminishing peatland carbon sink. Geophysical Research Letters
29: 21-1 - 21-4; 10.1029/2001GL014000, 12 June 2002. (manuscript)

Turetsky, M.R., R.K. Wieder and D.H. Vitt. 2002.
Boreal peatland C fluxes under varying permafrost regimes. Soil Biology & Biochemistry 34: 907-912. (manuscript)

Turetsky, M.R. and R.K. Wieder. 2001. A direct approach for quantifying organic matter lost as a result of peatland wildfire. Canadian Journal of Forest Research 31: 363-366.

Wieder, R.K. 2001. Past, present and future peatland carbon balance - An empirical model based on 210Pb-dated cores. Ecological Applications 7: 321-336.

Turetsky, M.R., R.K. Wieder, C.J. Williams, and D.H. Vitt. 2000. Organic matter accumulation, peat chemistry and permafrost melting in peatlands of boreal Alberta. �coscience 7: 379-392.

Yavitt, J.B., C.J. Williams and R.K. Wieder. 2000. Controls on microbial production of methane and carbon dioxide in three Sphagnum-dominated peatland ecosystems as revealed by a reciprocal field peat transplant experiment. Geomicrobiology Journal 17: 61-88.

Vile, M.A., R.K. Wieder and M. Nov�k. 2000. 200 years of Pb deposition throughout the Czech Republic: Patterns and sources. Environmental Science and Technology 34: 12-21. (
manuscript)

Turetsky, M.R. and R.K. Wieder. 1999. Refixation of soil-produced or respired 14CO2 by Sphagnum in a boreal bog. �coscience 6: 587-591.

Vile, M.A., R.K. Wieder and M. Nov�k. 1999. Mobility of Pb in Sphagnum-derived peat. Biogeochemistry 45: 35-52. (
manuscript)

Wieder, R.K. and S.T. Starr. 1998. Quantitative determination of organic fractions in highly organic, Sphagnum peat soils. Communications in Soil Science and Plant Analysis 29: 847-857.

Wieder, R.K., J.B. Yavitt, C.E. Gasda, S.T. Starr, and C. Williams. 1998. Tetrazolium (INT) reduction in acidic Sphagnum-derived peat - A poor measure of terminal carbon mineralization. Wetlands 18: 79-83.

Williams, C.J., J.B. Yavitt, R.K. Wieder, and N.L. Cleavitt. 1998. Cupric oxidation products of northern peat and peat-forming plants. Canadian Journal of Botany 76: 51-62.

Yavitt, J.B., C.J. Williams, and R.K. Wieder. 1997. Production of methane and carbon dioxide in peatland ecosystems across North America: Effects of temperature, aeration and organic chemistry of peat. Geomicrobiology Journal 14: 299-316.

Schell, W.R., M.J. Tobin, M.J.V. Nov�k, R.K. Wieder, and P.I. Mitchell. 1997. Deposition history of trace metals and fallout radionuclides in wetland ecosystems using 210Pb chronology. Water, Air, and Soil Pollution 100: 233-239. (
manuscript)

LaRocco, J.T., A.K. Webster, and R.K. Wieder. 1996. Soil chemical and physical properties associated with two Pennsylvania threatened plant species at Crow's Nest Farm, Chester County. Bartonia 59: 107-111.

Wieder, R.K., M. Nov�k, and D. Rodr�guez. 1996. Sample drying, total S and sulfur isotopic ratio determination in freshwater wetland peat. Soil Science Society of America Journal 60: 949-952.

Wieder, R.K. and S.J. Wright. 1995. Tropical forest litter dynamics and dry season irrigation on Barro Colorado Island, Panama. Ecology 76: 1971-1979. (
manuscript)

Vile, M.A., M. Nov�k, E. Br�zov�, R.K. Wieder, and W.R. Schell. 1995. Historical rates of atmospheric metal deposition using 210Pb-dated Sphagnum peat cores: Corroboration, calculation, and interpretation. Water, Air, and Soil Pollution 77: 89-106.

Wieder, R.K., M. Nov�k, W.R. Schell and T. Rhodes. 1994. Rates of peat accumulation over the past 200 years in five Sphagnum-dominated peatlands in the United States. Journal of Paleolimnology 12: 35-47.

Wieder, R.K. 1994. Diel changes Fe3+/Fe2+ in effluent from constructed acid mine drainage treatment wetlands. Journal of Environmental Quality 23: 730-738.

Wieder, R.K. and J.B. Yavitt. 1994. Peatlands and global climate change: Insights from comparative studies situated along a latitudinal gradient. Wetlands 14: 233-242.

Nov�k, M., R.K. Wieder and W.R. Schell. 1994. Sulfur during early diagenesis in Sphagnum peat: Insights from 
d34S ratio profiles in 210Pb-dated peat cores. Limnology and Oceanography 39: 1172-1185. (manuscript)

Wieder, R.K. 1993. Ion input/output budgets for five wetlands constructed for acid coal mine drainage treatment. Water, Air and Soil Pollution 71: 231-270.

Vile, M.A., and R.K. Wieder. 1993. Alkalinity generation by Fe(III) reduction versus sulfate reduction in wetlands constructed for acid coal mine drainage treatment. Water, Air and Soil Pollution 69: 425-441.

Yavitt, J.B., R.K. Wieder, and G.E. Lang. 1993. CO2 and CH4 dynamics of a Sphagnum-dominated peatland in West Virginia. Global Biogeochemical Cycles 7: 259-274.

Yavitt, J.B., R.K. Wieder, and S.J. Wright. 1993. Soil nutrient dynamics in response to irrigation of a Panamanian tropical moist forest. Biogeochemistry 19: 1-25.

Nov�k, M., and R.K. Wieder. 1992. Inorganic and organic sulfur profiles in nine Sphagnum peat bogs in the United States and Czechoslovakia. Water, Air and Soil Pollution 65: 353-369.

Wieder, R.K., and J.B. Yavitt. 1991. Assessment of site differences in anaerobic carbon mineralization using reciprocal peat transplants. Soil Biology & Biochemistry 23: 1093-1095.

Henrot, J. and R.K. Wieder. 1990. Processes of Fe and Mn retention in laboratory peat microcosms subjected to acid mine drainage. Journal of Environmental Quality 19: 312-320.

Wieder, R.K., J.B. Yavitt, and G.E. Lang. 1990. Methane production and sulfate reduction in two Appalachian peatlands. Biogeochemistry 10: 81-104.
 
Wieder, R.K., M.P. Nardi, and K.P. Heston. 1990. Laboratory mesocosm studies of Fe, Al, Mn, Ca, and Mg retention in wetlands exposed to synthetic acid coal mine drainage. Water, Air, Soil Pollution 51: 181-196.

Wieder. R.K. 1990. Metal cation binding to Sphagnum peat and sawdust: relation to wetland treatment of metal-polluted waters. Water, Air, and Soil Pollution 53: 391-400.

Wieder, R.K., J.B. Yavitt, G.E. Lang, and C.A. Bennett. 1989. Aboveground net primary production at Big Run Bog, West Virginia. Castanea 54: 209-216.

Wieder, R.K. 1989. A survey of constructed wetlands for acid coal mine drainage treatment in the eastern United States. Wetlands 9: 299-315.

Wieder, R.K., and G.E. Lang. 1988. Cycling of inorganic and organic sulfur in peat from Big Run Bog, West Virginia. Biogeochemistry 5: 221-242.
 
Yavitt, J.B. and R.K. Wieder. 1988. Nitrogen, phosphorus, and sulfur properties of some forest soils on Barro Colorado Island, Panama. Biotropica 20: 2-10. (manuscript)

Wieder, R.K., K.P. Heston, E.M. O'Hara, G.E. Lang, A.E. Whitehouse, and J. Hett. 1988. Aluminum retention in a man-made Sphagnum wetland. Water, Air, and Soil Pollution 37: 177-191.

Wieder, R.K., G.E. Lang, and V.A. Granus. 1987. Sulphur transformations in Sphagnum-derived peat during incubation. Soil Biology & Biochemistry 19: 101-106.
 
Jarvis, B.W., G.E. Lang, and R.K. Wieder. 1987. Arylsulphatase activity in peat exposed to acid precipitation. Soil Biology & Biochemistry 19: 107-109.

Yavitt, J.B., G.E. Lang, and R.K. Wieder. 1987. Control of carbon mineralization to CH4 and CO2 in anaerobic, Sphagnum-derived peat from Big Run Bog, West Virginia. Biogeochemistry 4: 141-157.

Austin, K.A., and R.K. Wieder. 1987. Effects of elevated H+, SO42-, NO3-, and NH4+ in simulated acid precipitation on the growth and chlorophyll concentration of 3 North American Sphagnum species. The Bryologist 90: 221-229.

Wieder, R.K. and G.E. Lang. 1986. Fe, Al, Mn, and S chemistry of Sphagnum peat in four peatlands with different metal and sulfur input. Water, Air, and Soil Pollution 29: 309-320.

Wieder, R.K. 1985. Peat and water chemistry at Big Run Bog, a peatland in the Appalachian Mountains of West Virginia. Biogeochemistry 1: 277-302.

Wieder, R.K., G.E. Lang, and V.A. Granus. 1985. An evaluation of wet chemical methods for quantifying sulfur fractions in freshwater wetland peat. Limnology and Oceanography 30: 1109-1115. (manuscript)

Wieder, R.K., C.A. Bennett, and G.E. Lang. 1984. Flowering phenology at Big Run Bog, West Virginia. American Journal of Botany 71: 203-209. (
manuscript)

Wieder, R.K., and G.E. Lang. 1984. Influence of wetlands and coal mining on stream water chemistry. Water, Air, and Soil Pollution 23: 381-396.

Wieder, R.K., J.E. Carrel, J.K. Rapp, and C.L. Kucera. 1983. Decomposition of tall fescue (Festuca elatior var. arundinacea) and cellulose litter on surface mine and tallgrass prairie soils in central Missouri, U.S.A. Journal of Applied Ecology 20: 303-321. (
manuscript)

Wieder, R.K. and G.E. Lang. 1983. Net primary production of the dominant bryophytes in a Sphagnum-dominated wetland in West Virginia. The Bryologist 86: 278-284.

Wieder, R.K. and G.E. Lang. 1982. A critique of the analytical methods used in examining decomposition data obtained from litter bags. Ecology 63: 1636-1642. (
manuscript)

Wieder, R.K., A.M. McCormick, and G.E. Lang. 1981. Vegetational analysis of Big Run Bog, a nonglaciated Sphagnum bog in West Virginia. Castanea 46: 16-29.

Wieder, R.K. and J.E. Carrel. 1979. Radioactive carbon-14 as an indicator of energy flow in litter decomposition studies. Oecologia (Berl.) 44: 31-33.