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Die Messung von Tagesgängen der Kohlenstoffdioxid-Flüsse mit manuellen Hauben startet vor Sonnenaufgang (Großes Moor bei Gifhorn, 04:45 Uhr).
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Die Messung von Tagesgängen der Kohlenstoffdioxid-Flüsse mit manuellen Hauben startet vor Sonnenaufgang (Großes Moor bei Gifhorn, 04:45 Uhr).
Institut für

AK Agrarklimaschutz

Referierte Publikationen von Reinhard Well

  1. 0

    Eckei J, Well R, Maier M, Matson A, Dittert K, Rummel PS (2024) Determining N2O and N2 fluxes in relation to winter wheat and sugar beet growth and development using the improved 15N gas flux method on the field scale. Biol Fertil Soils: Online First, Apr 2024, DOI:10.1007/s00374-024-01806-z

    https://literatur.thuenen.de/digbib_extern/dn068266.pdf

  2. 1

    Well R, Ruoss N, Grosz BP, Brunotte J, Buchen-Tschiskale C, Lewicka-Szczebak D, Schäfer BC (2024) Effect of agricultural management system (“cash crop”, “livestock” and “climate optimized”) on nitrous oxide and ammonia emissions. Biol Fertil Soils: Online First, Jul 2024, DOI:10.1007/s00374-024-01843-8

    https://literatur.thuenen.de/digbib_extern/dn068479.pdf

  3. 2

    Pfülb L, Elsgaard L, Dörsch P, Fuß R, Well R (2024) Impact of liming and maize residues on N2O and N2 fluxes in agricultural soils: an incubation study. Biol Fertil Soils: Online First, Apr 2024, DOI:10.1007/s00374-024-01825-w

    https://literatur.thuenen.de/digbib_extern/dn068250.pdf

  4. 3

    Yankelzon I, Schilling L, Butterbach-Bahl K, Gasche R, Han J, Hartl L, Kepp J, Matson A, Ostler U, Scheer C, Schneider K, Tenspolde A, Well R, Wolf B, Wrage-Mönnig N, Dannenmann M (2024) Lysimeter-based full fertilizer 15N balances corroborate direct dinitrogen emission measurements using the 15N gas flow method. Biol Fertil Soils: Online First, Feb 2024, DOI:10.1007/s00374-024-01801-4

    https://literatur.thuenen.de/digbib_extern/dn068267.pdf

  5. 4

    Süß C, Kemmann B, Helfrich M, Well R, Flessa H (2024) Nitrogen transformation as affected by decomposition of 15N-labeled cover crop shoots and roots. J Plant Nutr Soil Sci: Online First, Aug 2024, DOI:10.1002/jpln.202200437

    https://literatur.thuenen.de/digbib_extern/dn068734.pdf

  6. 5

    Wei Z, Well R, Ma X, Lewicka-Szczebak D, Rohe L, Zhang G, Li C, Ma J, Bol R, Xu H, Shan J, Yan X, Senbayram M (2024) Organic fertilizer amendment decreased N2O/(N2O+N2) ratio by enhancing the mutualism between bacterial and fungal denitrifiers in high nitrogen loading arable soils. Soil Biol Biochem 198:109550, DOI:10.1016/j.soilbio.2024.109550

  7. 6

    Grosz BP, Burkart S, Well R (2024) Short-term effect of liquid organic fertilisation and application methods on N2, N2O and CO2 fluxes from a silt loam arable soil. Biol Fertil Soils: Online First, Apr 2024, DOI:10.1007/s00374-024-01814-z

    https://literatur.thuenen.de/digbib_extern/dn068265.pdf

  8. 7

    Schlüter S, Lucas M, Grosz BP, Ippisch O, Zawallich J, He H, Dechow R, Kraus D, Blagodatsky SA, Senbayram M, Kravchenko A, Vogel H-J, Well R (2024) The anaerobic soil volume as a controlling factor of denitrification: a review. Biol Fertil Soils: Online First, Apr 2024, DOI:10.1007/s00374-024-01819-8

    https://literatur.thuenen.de/digbib_extern/dn068264.pdf

  9. 8

    Lucas M, Rohe L, Apelt B, Stange CF, Vogel H-J, Well R, Schlüter S (2024) The distribution of particulate organic matter in the heterogeneous soil matrix - Balancing between aerobic respiration and denitrification. Sci Total Environ 951:175383, DOI:10.1016/j.scitotenv.2024.175383

    https://literatur.thuenen.de/digbib_extern/dn068588.pdf

  10. 9

    Kemmann B, Ruf T, Well R, Emmerling C, Fuß R (2023) Greenhouse gas emissions from Silphium perfoliatum and silage maize cropping on Stagnosols. J Plant Nutr Soil Sci 186(1):79-94, DOI:10.1002/jpln.202200014

    https://literatur.thuenen.de/digbib_extern/dn065633.pdf

  11. 10

    Grosz BP, Matson A, Butterbach-Bahl K, Clough TJ, Davidson E, Dechow R, Del Grosso S, Diamantopoulos E, Dörsch P, Haas E, He H, Henri CV, Hui D, Kleineidam K, Kraus D, Kuhnert M, Léonard J, Müller C, Petersen SO, Well R, et al (2023) Modeling denitrification: Can we report what we don't know? AGU Advances 4(6):e2023AV000990, DOI:10.1029/2023AV000990

    https://literatur.thuenen.de/digbib_extern/dn067142.pdf

  12. 11

    Karlowsky S, Buchen-Tschiskale C, Odasso L, Schwarz D, Well R (2023) Sources of nitrous oxide emissions from hydroponic tomato cultivation: Evidence from stable isotope analyses. Frontiers Microbiol 13:1080847, DOI:10.3389/fmicb.2022.1080847

    https://literatur.thuenen.de/digbib_extern/dn065897.pdf

  13. 12

    Micucci G, Sgouridis F, McNamara NP, Krause S, Lynch I, Roos F, Well R, Ullah S (2023) The 15N-Gas flux method for quantifying denitrification in soil: Current progress and future directions. Soil Biol Biochem 184:109108, DOI:10.1016/j.soilbio.2023.109108

    https://literatur.thuenen.de/digbib_extern/dn066992.pdf

  14. 13

    Zhang B, Zhou M, Zhu B, Kemmann B, Pfülb L, Burkart S, Liu H, Butterbach-Bahl K, Well R (2023) Threshold-like effect of soil NO3- concentrations on denitrification product N2O/(N2O+N2) ratio is mediated by soil pH. Soil Biol Biochem 187:109213, DOI:10.1016/j.soilbio.2023.109213

  15. 14

    Buchen-Tschiskale C, Well R, Flessa H (2023) Tracing nitrogen transformations during spring development of winter wheat induced by 15N labeled cattle slurry applied with different techniques. Sci Total Environ 871:162061, DOI:10.1016/j.scitotenv.2023.162061

    https://literatur.thuenen.de/digbib_extern/dn066047.pdf

  16. 15

    Kemmann B, Ruf T, Matson A, Well R (2023) Waterlogging effects on N2O and N2 emissions from a Stagnosol cultivated with Silphium perfoliatum and silage maize. Biol Fertil Soils 59(1):53-71, DOI:10.1007/s00374-022-01673-6

    https://literatur.thuenen.de/digbib_extern/dn065645.pdf

  17. 16

    Senbayram M, Wei Z, Wu D, Shan J, Yan X, Well R (2022) Inhibitory effect of high nitrate on N2O reduction is offset by long moist spells in heavily N loaded arable soils. Biol Fertil Soils 58(1):77-90, DOI:10.1007/s00374-021-01612-x

  18. 17

    Wei Z, Shan J, Well R, Yan X, Senbayram M (2022) Land use conversion and soil moisture affect the magnitude and pattern of soil-borne N2, NO, and N2O emissions. Geoderma 407:115568, DOI:10.1016/j.geoderma.2021.115568

  19. 18

    Wolters T, Bach T, Eisele M, Eschenbach W, Kunkel R, McNamara I, Well R, Wendland F (2022) The derivation of denitrification conditions in groundwater: combined method approach and application for Germany. Ecol Indic 144:109564, DOI:10.1016/j.ecolind.2022.109564

    https://literatur.thuenen.de/digbib_extern/dn065514.pdf

  20. 19

    Grosz BP, Kemmann B, Burkart S, Petersen S, Well R (2022) Understanding the impact of liquid organic fertilisation and associated application techniques on N2, N2O and CO2 fluxes from agricultural soils. Agriculture 12(5):692, DOI:10.3390/agriculture12050692

    https://literatur.thuenen.de/digbib_extern/dn065119.pdf

  21. 20

    Rummel PS, Well R, Pausch J, Pfeiffer B, Dittert K (2021) Carbon availability and nitrogen mineralization control denitrification rates and product stoichiometry during initial maize litter decomposition. Appl Sci 11(11):5309, DOI:10.3390/app11115309

    https://literatur.thuenen.de/digbib_extern/dn063682.pdf

  22. 21

    Rohe L, Anderson T-H, Flessa H, Goeske A, Lewicka-Szczebak D, Wrage-Mönnig N, Well R (2021) Comparing modified substrate-induced respiration with selective inhibition (SIRIN) and N2O isotope approaches to estimate fungal contribution to denitrification in three arable soils under anoxic conditions. Biogeosciences 18(15):4629-4650, DOI:10.5194/bg-18-4629-2021

    https://literatur.thuenen.de/digbib_extern/dn063919.pdf

  23. 22

    Rohe L, Apelt B, Vogel H-J, Well R, Wu G-M, Schlüter S (2021) Denitrification in soil as a function of oxygen availability at the microscale. Biogeosciences 18(3):1185-1201, DOI:10.5194/bg-18-1185-2021

    https://literatur.thuenen.de/digbib_extern/dn063355.pdf

  24. 23

    Bracken C, Lanigan GJ, Richards KG, Müller C, Tracy SR, Well R, Carolan R, Murphy PNC (2021) Development and verification of a novel isotopic N2O measurement technique for discrete static chamber samples using cavity ring-down spectroscopy. Rapid Comm Mass Spectrometry 35(8):e9049, DOI:10.1002/rcm.9049

  25. 24

    Grosz BP, Well R, Dechow R, Köster JR, Khalil MI, Merl S, Rode A, Ziehmer B, Matson A, He H (2021) Evaluation of denitrification and decomposition from three biogeochemical models using laboratory measurements of N2, N2O and CO2. Biogeosciences 18(20):5681-5697, DOI:10.5194/bg-18-5681-2021

    https://literatur.thuenen.de/digbib_extern/dn064088.pdf

  26. 25

    Wu D, Senbayram M, Moradi G, Mörchen R, Knief C, Klumpp E, Jones DL, Well R, Chen R, Bol R (2021) Microbial potential for denitrification in the hyperarid Atacama Desert soils. Soil Biol Biochem 157:108248, DOI:10.1016/j.soilbio.2021.108248

  27. 26

    Kemmann B, Wöhl L, Fuß R, Schrader S, Well R, Ruf T (2021) N2 and N2O mitigation potential of replacing maize with the perennial biomass crop Silphium perfoliatum - An incubation study. GCB Bioenergy 13(10):1649-1665, DOI:10.1111/gcbb.12879

    https://literatur.thuenen.de/digbib_extern/dn063782.pdf

  28. 27

    Rummel PS, Well R, Pfeiffer B, Dittert K, Floßmann S, Pausch J (2021) Nitrate uptake and carbon exudation - do plant roots stimulate or inhibit denitrification? Plant Soil 459:217-233, DOI:10.1007/s11104-020-04750-7

    https://literatur.thuenen.de/digbib_extern/dn062894.pdf

  29. 28

    Lewicka-Szczebak D, Jansen-Willems A, Müller C, Dyckmans J, Well R (2021) Nitrite isotope characteristics and associated soil N transformations. Sci Rep 11:5008, DOI:10.1038/s41598-021-83786-w

    https://literatur.thuenen.de/digbib_extern/dn063414.pdf

  30. 29

    Dyckmans J, Eschenbach W, Langel R, Szwec Lars, Well R (2021) Nitrogen isotope analysis of aqueous ammonium and nitrate by membrane inlet isotope ratio mass spectrometry (MIRMS) at natural abundance levels. Rapid Comm Mass Spectrometry 35(10):e9077, DOI:10.1002/rcm.9077

    https://literatur.thuenen.de/digbib_extern/dn063437.pdf

  31. 30

    Martin-Pozas T, Sanchez-Moral S, Cuezva S, Jurado V, Saiz-Jimenez C, Perez-Lopez R, Carrey R, Otero N, Giesemann A, Well R, Calaforra JM, Fernandez-Cortes A (2020) Biologically mediated release of endogenous N2O and NO2 gases in a hydrothermal, hypoxic subterranean environment. Sci Total Environ 747:141218, DOI:10.1016/j.scitotenv.2020.141218

  32. 31

    Malghani S, Yoo G-y, Giesemann A, Well R, Kang H (2020) Combined application of organic manure with urea does not alter the dominant biochemical pathway producing N2O from urea treated soil. Biol Fertil Soils 56:331-343, DOI:10.1007/s00374-019-01420-4

  33. 32

    Helfrich M, Nicolay G, Well R, Buchen-Tschiskale C, Dechow R, Fuß R, Gensior A, Paulsen HM, Berendonk C, Flessa H (2020) Effect of chemical and mechanical grassland conversion to cropland on soil mineral N dynamics and N2O emission. Agric Ecosyst Environ 298:106975, DOI:10.1016/j.agee.2020.106975

    https://literatur.thuenen.de/digbib_extern/dn062805.pdf

  34. 33

    Rummel PS, Pfeiffer B, Pausch J, Well R, Schneider D, Dittert K (2020) Maize root and shoot litter quality controls short-term CO2 and N2O emissions and bacterial community structure of arable soil. Biogeosciences 17:1181-1198, DOI:10.5194/bg-17-1181-2020

    https://literatur.thuenen.de/digbib_extern/dn062237.pdf

  35. 34

    Lewicka-Szczebak D, Lewicki MP, Well R (2020) N2O isotope approaches for source partitioning of N2O production and estimation of N2O reduction - validation with the 15N gas-flux method in laboratory and field studies. Biogeosciences 17(22):5513-5537, DOI:10.5194/bg-17-5513-2020

    https://literatur.thuenen.de/digbib_extern/dn062944.pdf

  36. 35

    Rohe L, Oppermann T, Well R, Horn MA (2020) Nitrite induced transcription of p450nor during denitrification by Fusarium oxysporum correlates with the production of N2O with a high 15N site preference. Soil Biol Biochem 151:108043, DOI:10.1016/j.soilbio.2020.108043

  37. 36

    Wei Z, Shan J, Chai Y, Well R, Yan X, Senbayram M (2020) Regulation of the product stoichiometry of denitrification in intensively managed soils. Food Energy Secur 9(4):e251, DOI:10.1002/fes3.251

    https://literatur.thuenen.de/digbib_extern/dn062803.pdf

  38. 37

    Senbayram M, Well R, Shan J, Bol R, Burkart S, Jones DL, Wu D (2020) Rhizosphere processes in nitrate-rich barley soil tripled both N2O and N2 losses due to enhanced bacterial and fungal denitrification. Plant Soil 448:509-522, DOI:10.1007/s11104-020-04457-9

  39. 38

    Petersen S, Well R, Taghizadeh-Toosi A, Clough TJ (2020) Seasonally distinct sources of N2O in acid organic soil drained for agriculture as revealed by N2O isotopomer analysis. Biogeochemistry 147(1):15-33, DOI:10.1007/s10533-019-00625-x

  40. 39

    Lewicka-Szczebak D, Well R (2020) The 15N gas-flux method to determine N2 flux: a comparison of different tracer addition approaches. Soil 6(1):145-152, DOI:10.5194/soil-6-145-2020

    https://literatur.thuenen.de/digbib_extern/dn062233.pdf

  41. 40

    Well R, Buchen C, Köster JR, Lewicka-Szczebak D, Rohe L, Senbayram M, Wu D (2019) A critique of the paper "Estimate of bacterial and fungal N2O production processes after crop residue input and fertilizer application to an agricultural field by 15N isotopomer analysis", by Yamamoto et al. (2017), Soil Biology & Biochemistry 108, 9–16. Soil Biol Biochem 135:450-451, DOI:10.1016/j.soilbio.2018.06.008

  42. 41

    Castellano-Hinojosa A, Loick N, Dixon E, Matthews GP, Lewicka-Szczebak D, Well R, Bol R, Charteris A, Cárdenas LM (2019) Improved isotopic model based on 15N tracing and Rayleightype isotope fractionation for simulating differential sources of N2O emissions in a clay grassland soil. Rapid Comm Mass Spectrometry 33(5):449-460, DOI:10.1002/rcm.8374

  43. 42

    Well R, Burkart S, Giesemann A, Grosz BP, Köster JR, Lewicka-Szczebak D (2019) Improvement of the 15N gas flux method for in situ measurement of soil denitrification and its product stoichiometry. Rapid Comm Mass Spectrometry 33(5):437-448, DOI:10.1002/rcm.8363

  44. 43

    Jung M-Y, Gwak J-H, Rohe L, Giesemann A, Kim J-G, Well R, Madsen EL, Herbold CW, Wagner M, Rhee S-K (2019) Indications for enzymatic denitrification to N2O at low pH in an ammonia-oxidizing archaeon. ISME J 13:2633-2638, DOI:10.1038/s41396-019-0460-6

    https://literatur.thuenen.de/digbib_extern/dn061442.pdf

  45. 44

    Lenhart K, Behrendt T, Greiner S, Steinkamp J, Well R, Giesemann A, Keppler F (2019) Nitrous oxide effluxes from plants as a potentially important source to the atmosphere. New Phytol 221(3):1398-1408, DOI:10.1111/nph.15455

  46. 45

    Wu D, Well R, Cárdenas LM, Fuß R, Lewicka-Szczebak D, Köster JR, Brüggemann N, Bol R (2019) Quantifying N2O reduction to N2 during denitrification in soils via isotopic mapping approach: Model evaluation and uncertainty analysis. Environ Res 179(Part A):108806, DOI:10.1016/j.envres.2019.108806

  47. 46

    Well R, Maier M, Lewicka-Szczebak D, Köster JR, Ruoss N (2019) Underestimation of denitrification rates from field application of the 15N gas flux method and its correction by gas diffusion modelling. Biogeosciences 16(10):2233-2246, DOI:10.5194/bg-16-2233-2019

    https://literatur.thuenen.de/digbib_extern/dn061443.pdf

  48. 47

    Olfs H-W, Westerschulte M, Ruoss N, Federolf C-P, Zurheide T, Vergara Hernandez ME, Neddermann N, Trautz D, Pralle H, Fuß R, Well R (2018) A new chamber design for measuring nitrous oxide emissions in maize crops. J Plant Nutr Soil Sci 181(1):69-77, DOI:10.1002/jpln.201700008

  49. 48

    Gronwald M, Helfrich M, Don A, Fuß R, Well R, Flessa H (2018) Application of hydrochar and pyrochar to manure is not effective for mitigation of ammonia emissions from cattle slurry and poultry manure. Biol Fertil Soils 54:451-465, DOI:10.1007/s00374-018-1273-x)

  50. 49

    Zhou W, Ma Y, Well R, Wang H, Yan X (2018) Denitrification in shallow groundwater below different arable land systems in a high nitrogen-loading region. JGR Biogeosci 123(3):991-1004, DOI:10.1002/2017JG004199

  51. 50

    Buchen C, Lewicka-Szczebak D, Flessa H, Well R (2018) Estimating N2O processes during grassland renewal and grassland conversion to maize cropping using N2O isotopocules. Rapid Comm Mass Spectrometry 32:1053-1067, DOI:10.1002/rcm.8132

  52. 51

    Senbayram M, Well R, Bol R, Chadwick DR, Jones DL, Wu D (2018) Interaction of straw amendment and soil NO3- content controls fungal denitrification and denitrification product stoichiometry in a sandy soil. Soil Biol Biochem 126:204-212, DOI:10.1016/j.soilbio.2018.09.005

  53. 52

    Eschenbach W, Budziak D, Elbracht J, Höper H, Krienen L, Kunkel R, Meyer K, Well R, Wendland F (2018) Möglichkeiten und Grenzen der Validierung flächenhaft modellierter Nitrateinträge ins Grundwassermit der N2/Ar-Methode. Grundwasser 23(2):125-139, DOI:10.1007/s00767-018-0391-6

  54. 53

    Eschenbach W, Well R, Dyckmans J (2018) NO reduction to N2O improves nitrate 15N abundance analysis by membrane inlet quadrupole mass spectrometry. Anal Chem 90(19):11216-11218, DOI:10.1021/acs.analchem.8b02956

  55. 54

    Ostrom NE, Gandhi H, Coplen TB, Toyoda S, Böhlke JK, Brand WA, Casciotti KL, Dyckmans J, Giesemann A, Mohn J, Well R, Yu L, Yoshida N (2018) Preliminary assessment of stable nitrogen and oxygen isotopic composition of USGS51 and USGS52 nitrous oxide reference gases and perspectives on calibration needs. Rapid Comm Mass Spectrometry 32(15):1207-1214, DOI:10.1002/rcm.8157

  56. 55

    Wu D, Wei Z, Well R, Shan J, Yan X, Bol R, Senbayram M (2018) Straw amendment with nitrate-N decreased N2O/(N2O+N2) ratio but increased soil N2O emission: A case study of direct soil-born N2 measurements. Soil Biol Biochem 127:301-304, DOI:10.1016/j.soilbio.2018.10.002

  57. 56

    Wrage-Mönnig N, Horn MA, Well R, Müller C, Velthof G (2018) The role of nitrifier denitrification in the production of nitrous oxide revisited. Soil Biol Biochem 123:A3-A16, DOI:10.1016/j.soilbio.2018.03.020

  58. 57

    Cárdenas LM, Bol R, Lewicka-Szczebak D, Gregory AS, Matthews GP, Whalley WR, Misselbrook TH, Scholefield D, Well R (2017) Effect of soil saturation on denitrification in a grassland soil. Biogeosciences 14(20):4691-4710, DOI:10.5194/bg-14-4691-2017

    https://literatur.thuenen.de/digbib_extern/dn059264.pdf

  59. 58

    Alcantara V, Don A, Well R, Nieder R (2017) Legacy of medieval ridge and furrow cultivation of soil organic carbon distribution and stocks in forests. Catena 154:85-94, DOI:10.1016/j.catena.2017.02.013

  60. 59

    Krause H-M, Thonar C, Eschenbach W, Well R, Mäder P, Behrens S, Kappler A, Gattinger A (2017) Long term farming systems affect soils potential for N2O production and reduction processes under denitrifying conditions. Soil Biol Biochem 114:31-41, DOI:10.1016/j.soilbio.2017.06.025

  61. 60

    Eschenbach W, Lewicka-Szczebak D, Stange CF, Dyckmans J, Well R (2017) Measuring 15N abundance and concentration of aqueous nitrate, nitrite, and ammonium by membrane inlet quadrupole mass spectrometry. Anal Chem 89(11):6077-6081, DOI:10.1021/acs.analchem.7b00724

  62. 61

    Wu D, Senbayram M, Well R, Brüggemann N, Pfeiffer B, Loick N, Stempfhuber B, Dittert K, Bol R (2017) Nitrification inhibitors mitigate N2O emissions more effectively under straw-induced conditions favoring denitrification. Soil Biol Biochem 104:197-207, DOI:10.1016/j.soilbio.2016.10.022

  63. 62

    Lewicka-Szczebak D, Augustin J, Giesemann A, Well R (2017) Quantifying N2O reduction to N2 based on N2O isotopocules - validation with independent methods (helium incubation and 15N gas flux method). Biogeosciences 14(3):711-732, DOI:10.5194/bg-14-711-2017

    https://literatur.thuenen.de/digbib_extern/dn058253.pdf

  64. 63

    Buchen C, Well R, Helfrich M, Fuß R, Kayser M, Gensior A, Benke M, Flessa H (2017) Soil mineral N dynamics and N2O emissions following grassland renewal. Agric Ecosyst Environ 246:325-342, DOI:10.1016/j.agee.2017.06.013.

  65. 64

    Deppe M, Well R, Giesemann A, Spott O, Flessa H (2017) Soil N2O fluxes and related processes in laboratory incubations simulating ammonium fertilizer depots. Soil Biol Biochem 104:68-80, DOI:10.1016/j.soilbio.2016.10.005

  66. 65

    Alcantara V, Don A, Vesterdal L, Well R, Nieder R (2017) Stability of buried carbon in deep-ploughed forest and cropland soils - implications for carbon stocks. Sci Rep 7:5511, DOI:10.1038/s41598-017-05501-y

    https://literatur.thuenen.de/digbib_extern/dn058852.pdf

  67. 66

    Rohe L, Well R, Lewicka-Szczebak D (2017) Use of oxygen isotopes to differentiate between nitrous oxide produced by fungi or bacteria during denitrification. Rapid Comm Mass Spectrometry 31(16):1297-1312, DOI:10.1002/rcm.7909

  68. 67

    Hattori S, Savarino J, Kamezaki K, Ishino S, Dyckmans J, Fujinawa T, Caillon N, Barbero A, Mukotaka A, Toyoda S, Well R, Yoshida N (2016) Automated system measuring triple oxygen and nitrogen isotope ratios in nitrate using the bacterial method and N2O decomposition by microwave discharge. Rapid Comm Mass Spectrometry 30(24):2635-2644, DOI:10.1002/rcm.7747

  69. 68

    Alcantara V, Don A, Well R, Nieder R (2016) Deep ploughing increases agricultural soil organic matter stocks. Global Change Biol 22(8):2939-2956, DOI:10.1111/gcb.13289

  70. 69

    Loick N, Dixon ER, Abalos D, Vallejo A, Matthews GP, McGeough KL, Well R, Watson CJ, Laughlin RJ, Cárdenas LM (2016) Denitrification as a source of nitric oxide emissions from incubated soil cores from a UK grassland soil. Soil Biol Biochem 95:1-7, DOI:10.1016/j.soilbio.2015.12.009

  71. 70

    Buchen C, Lewicka-Szczebak D, Fuß R, Helfrich M, Flessa H, Well R (2016) Fluxes of N2 and N2O and contributing processes in summer after grassland renewal and grassland conversion to maize cropping on a Plaggic Anthrosol and a Histic Gleysol. Soil Biol Biochem 101:6-19, DOI:10.1016/j.soilbio.2016.06.028

  72. 71

    Harter J, Guzman-Bustamente I, Kuehfuss S, Ruser R, Well R, Spott O, Kappler A, Behrens S (2016) Gas entrapment and microbial N2O emissions from a biochar-amended sandy clay loam soil. Sci Rep 6:39574, DOI:10.1038/srep39574

    https://literatur.thuenen.de/digbib_extern/dn057920.pdf

  73. 72

    Deppe M, Well R, Kücke M, Fuß R, Giesemann A, Flessa H (2016) Impact of CULTAN fertilization with ammonium sulfate on field emissions of nitrous oxide. Agric Ecosyst Environ 219:138-151, DOI:10.1016/j.agee.2015.12.015

  74. 73

    Schorpp Q, Riggers C, Lewicka-Szczebak D, Giesemann A, Well R, Schrader S (2016) Influence of Lumbricus terrestris and Folsomia candida on N2O formation pathways in two different soils - with particular focus on N2 emissions. Rapid Comm Mass Spectrometry 30(21):2301-2314, DOI:10.1002/rcm.7716

  75. 74

    Lewicka-Szczebak D, Dyckmans J, Kaiser J, Marca A, Augustin J, Well R (2016) Oxygen isotope fractionation during N2O production by soil denitrificication. Biogeosciences 13(4):1129-1144, DOI:10.5194/bg-13-1129-2016

    https://literatur.thuenen.de/digbib_extern/dn056393.pdf

  76. 75

    Köster JR, Cárdenas LM, Bol R, Lewicka-Szczebak D, Senbayram M, Well R, Giesemann A, Dittert K (2015) Anaerobic digestates lower N2O emissions compared to cattle slurry by affecting rate and product stoichiometry of denitrification - an N2O isotopomer case study . Soil Biol Biochem 84:65-74, DOI:10.1016/j.soilbio.2015.01.021

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    Dyckmans J, Lewicka-Szczebak D, Szwec Lars, Langel R, Well R (2015) Comparison of methods to determine triple oxygen isotope composition of N2O. Rapid Comm Mass Spectrometry 29(21):1991-1996, DOI:10.1002/rcm.7311

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    Hurkuck M, Brümmer C, Mohr K, Spott O, Well R, Flessa H, Kutsch WL (2015) Effects of grass species and grass growth on atmospheric nitrogen deposition to a bog ecosystem surrounded by intensive agricultural land use. Ecol Evol 5(13):2556-2571, DOI:10.1002/ece3.1534

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    Severin M, Fuß R, Well R, Hähndel R, Weghe H van den (2015) Greenhouse gas emissions after application of digestate: short-term effects of nitrification inhibitor and application technique effects. Arch Agron Soil Sci 62(7):1007-1020, DOI:10.1080/03650340.2015.1110575

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    Lewicka-Szczebak D, Well R, Bol R, Gregory AS, Matthews GP, Misselbrook TH, Whalley WR, Cárdenas LM (2015) Isotope fractionation factors controlling isotopocule signatures of soil-emitted N2O produced by denitrification processes of various rates. Rapid Comm Mass Spectrometry 29:269-282, DOI:10.1002/rcm.7102

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    Eschenbach W, Well R, Walther W (2015) Predicting the denitrification capacity of sandy aquifers from in situ measurements using push-pull 15N tracer tests. Biogeosciences 12:2327-2346, DOI:10.5194/bgd-11-16527-2014

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    Severin M, Fuß R, Well R, Garlipp F, Weghe H van den (2015) Soil, slurry and application effects on greenhouse gas emissions. Plant Soil Environ 61(8):344-351, DOI:10.17221/21/2015-PSE

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    Mander Ü, Maddison M, Soosaar K, Koger H, Teemusk A, Truu J, Well R, Sebilo M (2015) The impact of a pulsing water table on wastewater purification and greenhouse gas emission in a horizontal subsurface flow constructed wetland. Ecol Eng 80(Spec. iss.):69-78, DOI:10.1016/j.ecoleng.2014.09.075

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    Huang T, Gao B, Hu X-K, Lu X, Well R, Christie P, Bakken LR, Ju X (2014) Ammonia-oxidation as an engine to generate nitrous oxide in an intensively managed calcarous Fluvo-aquic soil. Sci Rep 4:3950, DOI:10.1038/srep03950

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    Rohe L, Anderson T-H, Braker G, Flessa H, Giesemann A, Lewicka-Szczebak D, Wrage-Mönnig N, Well R (2014) Dual isotope and isotopomer signatures of nitrous oxide from fungal denitrification - a pure culture study. Rapid Comm Mass Spectrometry 28:1893-1903, DOI:10.1002/rcm.6975

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    Lewicka-Szczebak D, Well R, Köster JR, Fuß R, Senbayram M, Dittert K, Flessa H (2014) Experimental determinations of isotopic fractionation factors associated with N2O production and reduction during denitrification in soils. Geochim Cosmochim Acta 134:55-73, DOI:10.1016/j.gca.2014.03.010

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    Rohe L, Anderson T-H, Braker G, Flessa H, Giesemann A, Wrage-Mönnig N, Well R (2014) Fungal oxygen exchange between denitrification intermediates and water. Rapid Comm Mass Spectrometry 28(4):377-384, DOI:10.1002/rcm.6790

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    Mohn J, Wolf B, Toyoda S, Lin C-T, Liang M-C, Brüggemann N, Wissel H, Steiker AE, Dyckmans J, Szwec Lars, Ostrom NE, Casciotti KL, Forbes M, Giesemann A, Well R, Doucett RR, Yarnes CT, Ridley AR, Kaiser J, Yoshida N (2014) Interlaboratory assessment of nitrous oxide isotopomer analysis by isotope ratio mass spectrometry and laser spectroscopy: current status and perspectives. Rapid Comm Mass Spectrometry 28:1995-2007, DOI:10.1002/rcm.6982

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    Jung M-Y, Well R, Min D, Giesemann A, Park S-J, Kim J-G, Kim S-J, Rhee S-K (2014) Isotopic signatures of N2O produced by ammonia-oxidizing archaea from soils. ISME J 8(May):1115-1125, doi:10.1038/ismej.2013.205

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    Mander Ü, Well R, Weymann D, Soosaar K, Maddison M, Kanal A, Lohmus K, Truu J, Augustin J, Tournebize J (2014) Isotopologue ratios of N2O and N2 measurements underpin the importance of denitrification in differently N-loaded riparian alder forests. Environ Sci Technol 48:11910-11918, doi:10.1021/es501727h

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    Lewicka-Szczebak D, Well R, Giesemann A, Rohe L, Wolf U (2013) An enhanced technique for automated determination of 15N signatures of N2, (N2+N2O) and N2O in gas samples. Rapid Comm Mass Spectrometry 27(13):1548-1558, DOI:10.1002/rcm.6605

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    Well R, Butterbach-Bahl K (2013) Comments on "A test of a field-based 15N-nitrous oxide pool dilution technique to measure gross N2O production in soil" by Yang et al. (2011), Global Change Biology, 17, 3577–3588. Global Change Biol 19:133-135, DOI:10.1111/gcb.12005

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    Köster JR, Well R, Tuzson B, Bol R, Dittert K, Giesemann A, Emmenegger L, Manninen A, Cárdenas LM, Mohn J (2013) Novel laser spectroscopic technique for continuous analysis of N2O isotopomers - application and intercomparison with isotope ratio mass spectrometry. Rapid Comm Mass Spectrometry 27(1):216-222, DOI:10.1002/rcm.6434

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    Mukotaka A, Toyoda S, Yoshida N, Well R (2013) On-line triple oxygen isotope analysis of nitrous oxide using decomposition by microwave discharge. Rapid Comm Mass Spectrometry 27(21):2391-2398, DOI:10.1002/rcm.6698

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    Eschenbach W, Well R (2013) Predicting the denitrification capacity of sandy aquifers from shorter-term incubation experiments and sediment properties. Biogeosciences 10(2):1013-1035, DOI:10.5194/bg-10-1013-2013

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    Köster JR, Well R, Dittert K, Giesemann A, Lewicka-Szczebak D, Mühling KH, Herrmann A, Lammel J, Senbayram M (2013) Soil denitrification potential and its influence on N2O reduction and N2O isotopomer ratios. Rapid Comm Mass Spectrometry 27(21):2363-2373, DOI:10.1002/rcm.6699

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    Koehler B, Corre MD, Steger K, Well R, Zehe E, Sueta JP, Veldkamp E (2012) An in-depth look into a tropical lowland forest soil: nitrogen-addition effects on the contents of N2O, CO2 and CH4 and N2O isotopic signatures down to 2-m depth. Biogeochemistry 111(1-3):695-713, DOI:10.1007/s10533-012-9711-6

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    Well R, Eschenbach W, Flessa H, Heide C von der, Weymann D (2012) Are dual isotope and isotopomer ratios of N2O useful indicators for N2O turnover during denitrification in nitrate-contaminated aquifers? Geochim Cosmochim Acta 90(1):265-282, DOI:10.1016/j.gca.2012.04.045

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    Böttcher J, Weymann D, Well R, Heide C von der, Schwen A, Flessa H, Duijnisveld WHM (2011) Emission of groundwater-derived nitrous oxide into the atmosphere: model simulations based on a 15N field experiment. Eur J Soil Sci 62(2):216-225, doi:10.1111/j.1365-2389.2010.01311.x

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    Eschenbach W, Well R (2011) Online measurement of denitrification rates in aquifer samples by and approach coupling an automated sampling and calibration unit to a membraine inlet mass spectrometry system. Rapid Comm Mass Spectrometry 25(14):1993-2006, DOI:10.1002/rcm.5066

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    Köster JR, Cárdenas LM, Senbayram M, Bol R, Well R, Butler M, Mühling KH, Dittert K (2011) Rapid shift from denitrification to nitrification in soil after biogas residue application as indicated by nitrous oxide isotopomers. Soil Biol Biochem 43(8):1671-1677, DOI:10.1016/j.soilbio.2011.04.004

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    Meijide A, Cárdenas LM, Bol R, Bergstermann A, Goulding K, Well R, Vallejo A, Scholefield D (2010) Dual isotope and isotopomer measurements for the understanding of N2O production and consumption during denitrification in an arable soil. Eur J Soil Sci 61(3):364-374, doi:10.1111/j.1365-2389.2010.01233.x

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    Bergstermann A, Cárdenas LM, Bol R, Gilliam L, Goulding K, Meijide A, Scholefield D, Vallejo A, Well R (2010) Effect of antecedent soil moisture conditions on emissions and isotopologue distribution of N2O during denitrification. Soil Biol Biochem 43(2):240-250

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    Weymann D, Geistlinger H, Well R, Heide C von der, Flessa H (2010) Kinetics of N2O production and reduction in a nitrate-contaminated aquifer inferred from laboratory incubation experiments. Biogeosciences 7(6):1953-1972, DOI:10.5194/bg-7-1953-2010

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    Heide C von der, Böttcher J, Deurer M, Duijnisveld WHM, Weymann D, Well R (2010) Spatial and temporal variability of N2O in the surface groundwater: a detailed analysis from a sandy aquifer in northern Germany. Nutr Cycl Agroecosyst 87(1):33-47, DOI:10.1007/s10705-009-9310-7

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    Heide C von der, Böttcher J, Deurer M, Duijnisveld WHM, Weymann D, Well R (2009) Estimation of indirect nitrous oxide emissions from a shallow aquifer in Northern Germany. J Environ Quality 38(6):2161-2171, DOI:10.2134/jeq2008.0320

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    Well R, Flessa H (2009) Isotopologue enrichment factors of N2O reduction in soils. Rapid Comm Mass Spectrometry 23(18):2996-3002, DOI:10.1002/rcm.4216

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    Well R, Flessa H (2009) Isotopologue signatures of N2O produced by denitrification in soils. JGR Biogeosci 114(G2):G02020, DOI:10.1029/2008JG000804

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    Weymann D, Well R, Heide C von der, Böttcher J, Flessa H, Duijnisveld WHM (2009) Recovery of groundwater N2O at the soil surface and its contribution to total N2O emissions. Nutr Cycl Agroecosyst 85(3):299-312, DOI:10.1007/s10705-009-9269-4

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