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Sami Ullah, Ph.D. - Publications

Affiliations: 
2005 Louisiana State University, Baton Rouge, LA, United States 
Area:
Biogeochemistry, Ecology Biology, Soil Science Agriculture, Environmental Sciences
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36 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2021 Comer-Warner SA, Nguyen ATQ, Nguyen MN, Wang M, Turner A, Le H, Sgouridis F, Krause S, Kettridge N, Nguyen N, Hamilton RL, Ullah S. Restoration impacts on rates of denitrification and greenhouse gas fluxes from tropical coastal wetlands. The Science of the Total Environment. 803: 149577. PMID 34487896 DOI: 10.1016/j.scitotenv.2021.149577  0.378
2020 Comer-Warner SA, Gooddy DC, Ullah S, Glover L, Kettridge N, Wexler SK, Kaiser J, Krause S. Seasonal variability of sediment controls of nitrogen cycling in an agricultural stream Biogeochemistry. 148: 31-48. DOI: 10.1007/S10533-020-00644-Z  0.373
2019 Comer-Warner S, Knapp JLA, Blaen P, Klaar M, Shelley F, Zarnetske J, Lee-Cullin J, Folegot S, Kurz M, Lewandowski J, Harvey J, Ward A, Mendoza-Lera C, Ullah S, Datry T, et al. The method controls the story - Sampling method impacts on the detection of pore-water nitrogen concentrations in streambeds. The Science of the Total Environment. 709: 136075. PMID 31887527 DOI: 10.1016/J.Scitotenv.2019.136075  0.314
2019 Ullah S, Ai C, Huang S, Zhang J, Jia L, Ma J, Zhou W, He P. The responses of extracellular enzyme activities and microbial community composition under nitrogen addition in an upland soil. Plos One. 14: e0223026. PMID 31568535 DOI: 10.1371/journal.pone.0223026  0.306
2019 Comer-Warner SA, Gooddy DC, Ullah S, Glover L, Percival A, Kettridge N, Krause S. Seasonal variability of sediment controls of carbon cycling in an agricultural stream. The Science of the Total Environment. 688: 732-741. PMID 31255811 DOI: 10.1016/J.Scitotenv.2019.06.317  0.372
2019 Weatherill JJ, Krause S, Ullah S, Cassidy NJ, Levy A, Drijfhout FP, Rivett MO. Revealing chlorinated ethene transformation hotspots in a nitrate-impacted hyporheic zone. Water Research. 161: 222-231. PMID 31200219 DOI: 10.1016/J.Watres.2019.05.083  0.377
2019 Romeijn P, Comer-Warner SA, Ullah S, Hannah D, Krause S. Streambed organic matter controls on carbon dioxide and methane emissions from streams. Environmental Science & Technology. PMID 30694050 DOI: 10.1021/Acs.Est.8B04243  0.368
2019 Saiz E, Sgouridis F, Drijfhout FP, Ullah S. Biological nitrogen fixation in peatlands: comparison between acetylene reduction assay and 15N2 assimilation methods Soil Biology & Biochemistry. 131: 157-165. DOI: 10.1016/J.Soilbio.2019.01.011  0.335
2018 Comer-Warner SA, Romeijn P, Gooddy DC, Ullah S, Kettridge N, Marchant B, Hannah DM, Krause S. Thermal sensitivity of CO and CH emissions varies with streambed sediment properties. Nature Communications. 9: 2803. PMID 30022025 DOI: 10.1038/S41467-018-04756-X  0.354
2018 Pärn J, Verhoeven JTA, Butterbach-Bahl K, Dise NB, Ullah S, Aasa A, Egorov S, Espenberg M, Järveoja J, Jauhiainen J, Kasak K, Klemedtsson L, Kull A, Laggoun-Défarge F, Lapshina ED, et al. Author Correction: Nitrogen-rich organic soils under warm well-drained conditions are global nitrous oxide emission hotspots. Nature Communications. 9: 1748. PMID 29700326 DOI: 10.1038/S41467-018-04197-6  0.314
2018 Pärn J, Verhoeven JTA, Butterbach-Bahl K, Dise NB, Ullah S, Aasa A, Egorov S, Espenberg M, Järveoja J, Jauhiainen J, Kasak K, Klemedtsson L, Kull A, Laggoun-Défarge F, Lapshina ED, et al. Nitrogen-rich organic soils under warm well-drained conditions are global nitrous oxide emission hotspots. Nature Communications. 9: 1135. PMID 29555906 DOI: 10.1038/S41467-018-03540-1  0.418
2017 Weatherill JJ, Atashgahi S, Schneidewind U, Krause S, Ullah S, Cassidy N, Rivett MO. Natural attenuation of chlorinated ethenes in hyporheic zones: A review of key biogeochemical processes and in-situ transformation potential. Water Research. 128: 362-382. PMID 29126033 DOI: 10.1016/J.Watres.2017.10.059  0.341
2017 Sgouridis F, Ullah S. Soil Greenhouse Gas Fluxes, Environmental Controls, and the Partitioning of N2O Sources in UK Natural and Seminatural Land Use Types Journal of Geophysical Research. 122: 2617-2633. DOI: 10.1002/2017Jg003783  0.435
2016 Sgouridis F, Stott A, Ullah S. Application of the 15N gas-flux method for measuring in situ N2 and N2O fluxes due to denitrification in natural and semi-natural terrestrial ecosystems and comparison with the acetylene inhibition technique Biogeosciences. 13: 1821-1835. DOI: 10.5194/Bg-13-1821-2016  0.355
2015 Sgouridis F, Ullah S. Relative Magnitude and Controls of in Situ N2 and N2O Fluxes due to Denitrification in Natural and Seminatural Terrestrial Ecosystems Using (15)N Tracers. Environmental Science & Technology. 49: 14110-9. PMID 26509488 DOI: 10.1021/Acs.Est.5B03513  0.394
2015 Kim Y, Ullah S, Roulet NT, Moore TR. Effect of inundation, oxygen and temperature on carbon mineralization in boreal ecosystems. The Science of the Total Environment. 511: 381-92. PMID 25555258 DOI: 10.1016/J.Scitotenv.2014.12.065  0.391
2015 Byrne P, Zhang H, Ullah S, Binley A, Heathwaite AL, Heppell CM, Lansdown K, Trimmer M. Diffusive equilibrium in thin films provides evidence of suppression of hyporheic exchange and large-scale nitrate transformation in a groundwater-fed river Hydrological Processes. 29: 1385-1396. DOI: 10.1002/Hyp.10269  0.346
2014 Sgouridis F, Ullah S. Denitrification potential of organic, forest and grassland soils in the Ribble-Wyre and Conwy River catchments, UK. Environmental Science. Processes & Impacts. 16: 1551-62. PMID 24690876 DOI: 10.1039/C3Em00693J  0.431
2014 Lansdown K, Heppell CM, Dossena M, Ullah S, Heathwaite AL, Binley A, Zhang H, Trimmer M. Fine-scale in situ measurement of riverbed nitrate production and consumption in an armored permeable riverbed. Environmental Science & Technology. 48: 4425-34. PMID 24628544 DOI: 10.1021/Es4056005  0.365
2014 Peichl M, Arain AM, Moore TR, Brodeur JJ, Khomik M, Ullah S, Restrepo-Coupé N, McLaren J, Pejam MR. Carbon and greenhouse gas balances in an age sequence of temperate pine plantations Biogeosciences. 11: 5399-5410. DOI: 10.5194/Bg-11-5399-2014  0.35
2014 Ullah S, Zhang H, Heathwaite AL, Heppell C, Lansdown K, Binley A, Trimmer M. Influence of emergent vegetation on nitrate cycling in sediments of a groundwater-fed river Biogeochemistry. 118: 121-134. DOI: 10.1007/S10533-013-9909-2  0.355
2014 Kim Y, Ullah S, Moore TR, Roulet NT. Dissolved organic carbon and total dissolved nitrogen production by boreal soils and litter: The role of flooding, oxygen concentration, and temperature Biogeochemistry. 118: 35-48. DOI: 10.1007/S10533-013-9903-8  0.425
2014 Heppell C, Louise Heathwaite A, Binley A, Byrne P, Ullah S, Lansdown K, Keenan P, Trimmer M, Zhang H. Interpreting spatial patterns in redox and coupled water-nitrogen fluxes in the streambed of a gaining river reach Biogeochemistry. 117: 491-509. DOI: 10.1007/S10533-013-9895-4  0.334
2014 Byrne P, Binley A, Heathwaite AL, Ullah S, Heppell CM, Lansdown K, Zhang H, Trimmer M, Keenan P. Control of river stage on the reactive chemistry of the hyporheic zone Hydrological Processes. 28: 4766-4779. DOI: 10.1002/Hyp.9981  0.349
2013 Binley A, Ullah S, Heathwaite AL, Heppell C, Byrne P, Lansdown K, Trimmer M, Zhang H. Revealing the spatial variability of water fluxes at the groundwater‐surface water interface Water Resources Research. 49: 3978-3992. DOI: 10.1002/Wrcr.20214  0.319
2012 Lansdown K, Trimmer M, Heppell CM, Sgouridis F, Ullah S, Heathwaite AL, Binley A, Zhang H. Characterization of the key pathways of dissimilatory nitrate reduction and their response to complex organic substrates in hyporheic sediments Limnology and Oceanography. 57: 387-400. DOI: 10.4319/Lo.2012.57.2.0387  0.379
2012 Ullah S, Zhang H, Heathwaite AL, Binley A, Lansdown K, Heppell K, Trimmer M. In situ measurement of redox sensitive solutes at high spatial resolution in a riverbed using Diffusive Equilibrium in Thin Films (DET) Ecological Engineering. 49: 18-26. DOI: 10.1016/J.Ecoleng.2012.08.003  0.353
2011 Ullah S, Moore TR. Biogeochemical controls on methane, nitrous oxide, and carbon dioxide fluxes from deciduous forest soils in eastern Canada Journal of Geophysical Research: Biogeosciences. 116. DOI: 10.1029/2010Jg001525  0.445
2010 Peichl M, Arain MA, Ullah S, Moore TR. Carbon dioxide, methane, and nitrous oxide exchanges in an age-sequence of temperate pine forests Global Change Biology. 16: 2198-2212. DOI: 10.1111/J.1365-2486.2009.02066.X  0.401
2010 Frasier R, Ullah S, Moore TR. Nitrous Oxide consumption potentials of well-drained forest soils in Southern Québec, Canada Geomicrobiology Journal. 27: 53-60. DOI: 10.1080/01490450903232199  0.414
2009 Ullah S, Moore TR. Soil drainage and vegetation controls of nitrogen transformation rates in forest soils, southern Quebec Journal of Geophysical Research: Biogeosciences. 114. DOI: 10.1029/2008Jg000824  0.418
2008 Ullah S, Frasier R, King L, Picotte-Anderson N, Moore TR. Potential fluxes of N2O and CH4 from soils of three forest types in Eastern Canada Soil Biology and Biochemistry. 40: 986-994. DOI: 10.1016/J.Soilbio.2007.11.019  0.419
2006 Ullah S, Faulkner SP. Use of cotton gin trash to enhance denitrification in restored forested wetlands Forest Ecology and Management. 237: 557-563. DOI: 10.1016/J.Foreco.2006.09.075  0.41
2006 Ullah S, Faulkner S. Denitrification potential of different land-use types in an agricultural watershed, lower Mississippi valley Ecological Engineering. 28: 131-140. DOI: 10.1016/J.Ecoleng.2006.05.007  0.429
2006 Ullah S, Zinati GM. Denitrification and nitrous oxide emissions from riparian forests soils exposed to prolonged nitrogen runoff Biogeochemistry. 81: 253-267. DOI: 10.1007/S10533-006-9040-8  0.431
2005 Ullah S, Breitenbeck GA, Faulkner SP. Denitrification and N2O emission from forested and cultivated alluvial clay soil Biogeochemistry. 73: 499-513. DOI: 10.1007/S10533-004-1565-0  0.437
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