Professor Dave Chadwick

Professor of Sustainable Land Use Systems

Contact info

Environment Centre Wales,

School of Natural Sciences,

Bangor University,

Bangor,

LL57 2UW,

UK.

email: d.chadwick@bangor.ac.uk

Tel: 01248 383569

 

NERC Uplands-N2O project: http://uplands-n2o.bangor.ac.uk/

 

STARS Centre for Doctoral Training: http://www.starsoil.org.uk/

 

Sustainable Futures for the Costa Rica Dairy Sector (SusCoRiDa): http://suscorida.bangor.ac.uk/index.php.en

 

UK-China Sustainable Agriculture Innovation Network (SAIN): http://www.sainonline.org/English.html

  1. Cyhoeddwyd

    Strategies to reach zero carbon beef and sheep production on Welsh farms

    McNicol, L., Williams, P., Styles, D., Rees, R. M. & Chadwick, D., 1 Ebr 2022, Animal - science proceedings. 1 gol. Cyfrol 13. t. 8-9

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion CynhadleddCyfraniad i Gynhadledd

  2. Precipitation-optimised targeting of nitrogen fertilisers in a model maize cropping system

    McKay Fletcher, D. M., Ruiz, S. A., Dias, T., Chadwick, D. R., Jones, D. L. & Roose, T., 20 Chwef 2021, Yn: Science of the Total Environment. 756, 144051.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  3. Cyhoeddwyd

    Evidence that the efficacy of the nitrification inhibitor dicyandiamide (DCD) is affected by soil properties in UK soils

    McGeough, K. L., Watson, C. J., Mueller, C., Laughlin, R. J. & Chadwick, D. R., Maw 2016, Yn: Soil Biology and Biochemistry. 94, t. 222-232

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  4. Cyhoeddwyd

    Nitrous oxide emissions from small-scale farmland features of UK livestock farming systems

    Matthews, R. A., Chadwick, D. R., Retter, A. L., Blackwell, M. S. & Yamulki, S., 15 Maw 2010, Yn: Agriculture, Ecosystems and Environment. 136, 3-4, t. 192-198

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  5. Cyhoeddwyd

    Sheep urine patch N2O emissions are lower from extensively-managed than intensively-managed grasslands

    Marsden, K., Holmberg, J., Jones, D. L. & Chadwick, D., 1 Hyd 2018, Yn: Agriculture, Ecosystems and Environment. 265, t. 264-274

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  6. Cyhoeddwyd

    Nitrification represents the bottle-neck of sheep urine patch N2O emissions from extensively grazed organic soils

    Marsden, K. A., Holmberg, J. A., Jones, D. L., Charteris, A. F., Cardenas, L. M. & Chadwick, D. R., 10 Rhag 2019, Yn: Science of the Total Environment. 695, 133786.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  7. Cyhoeddwyd

    Disentangling the effect of sheep urine patch size and nitrogen loading rate on cumulative N2O emissions

    Marsden, K., Jones, D. L. & Chadwick, D., 9 Chwef 2016, Yn: Animal Production Science. 56, 3, t. 265-275

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  8. Cyhoeddwyd

    The urine patch diffusional area: An important N2O source?

    Marsden, K. A., Jones, D. & Chadwick, D. R., Ion 2016, Yn: Soil Biology and Biochemistry. 92, January, t. 161-170

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  9. Cyhoeddwyd

    Are nitrification inhibitors effective in reducing N2O from farm-scale emission hotspots?

    Marsden, K., dos Santos, C. A., Freidl, J., Rowlings, D. W., Chadwick, D. & Eckard, R. J., 8 Rhag 2023, Yn: Nutrient Cycling in Agroecosystems.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  10. Cyhoeddwyd

    DMPP is ineffective at mitigating N2O emissions from sheep urine patches in a UK grassland under summer conditions

    Marsden, K., Jones, D. & Chadwick, D., 1 Awst 2017, Yn: Agriculture, Ecosystems and Environment. 246, t. 1-11 11 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  11. Cyhoeddwyd

    Plant acquisition and metabolism of the synthetic nitrification inhibitor dicyandiamide and naturally-occurring guanidine from agricultural soils

    Marsden, K. A., Scowen, M., Hill, P. W., Jones, D. L. & Chadwick, D. R., Hyd 2015, Yn: Plant and Soil. 395, 1, t. 201-214

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  12. Cyhoeddwyd

    Quantifying the frequency and volume of urine deposition by grazing sheep using tri-axial accelerometers

    Marsden, K. A., Lush, L., Holmberg, J. A., Harris, I. M., Whelan, M. J., Webb, S., King, A. J., Wilson, R. P., Jones, D. L., Charteris, A. F., Cardenas, L. M. & Chadwick, D. R., 30 Meh 2021, Yn: Animal. 15, 6, 100234.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  13. Cyhoeddwyd

    The mobility of nitrification inhibitors under simulated ruminant urine deposition and rainfall: a comparison between DCD and DMPP

    Marsden, K. A., Marin-Martinez, A. J., Vallejo, A., Hill, P. W., Jones, D. & Chadwick, D. R., 1 Mai 2016, Yn: Biology and Fertility of Soils. 52, 4, t. 491-503

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  14. Cyhoeddwyd

    Sheep urination frequency, volume, N excretion and chemical composition: Implications for subsequent agricultural N losses

    Marsden, K. A., Lush, L., Holmberg, J. A., Whelan, M. J., King, A. J., Wilson, R. P., Charteris, A. F., Cardenas, L. M., Jones, D. L. & Chadwick, D. R., 15 Hyd 2020, Yn: Agriculture, Ecosystems and Environment. 302, 107073.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  15. Cyhoeddwyd

    Region-specific emission factors for Brazil increase the estimate of nitrous oxide emissions from nitrogen fertiliser application by 21%

    Mancebo Mazzetto, A., Styles, D., Gibbons, J., Arndt, C., Misselbrook, T. & Chadwick, D., 1 Meh 2020, Yn: Atmospheric Environment. 230, 117506.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  16. Cyhoeddwyd

    Missing N: is the solution in dissolved N?

    Macdonald, A. J., Jones, D. L., Hatch, D. J. (gol.), Chadwick, D. R., Jarvis, S. C. (gol.) & Roker, J. A. (gol.), 1 Ion 2004, Controlling nitrogen flows and losses. 2004 gol. Wageningen Academic Publishers, t. 600-605

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion CynhadleddPennod

  17. Cyhoeddwyd

    Fertilizer regime changes the competitive uptake of organic nitrogen by wheat and soil microorganisms: An in-situ uptake test using 13C, 15N labelling, and 13C-PLFA analysis

    Ma, Q., Wu, L., Wang, J., Ma, J., Zheng, N., Hill, P., Chadwick, D. & Jones, D. L., 10 Awst 2018, Yn: Soil Biology and Biochemistry. 125, t. 319-327

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  18. Cyhoeddwyd

    Farmyard manure applications stimulate soil carbon and nitrogen cycling by boosting microbial biomass rather than changing its community composition

    Ma, Q., Wen, Y., Wang, D., Sun, X., Hill, P. W., Macdonald, A., Chadwick, D. R., Wu, L. & Jones, D. L., 1 Mai 2020, Yn: Soil Biology and Biochemistry. 144, 107760.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  19. Cyhoeddwyd

    Soil carbon, nitrogen, and sulphur status affects the metabolism of organic S but not its uptake by microorganisms

    Ma, Q., Wen, Y., Pan, W., Macdonald, A., Hill, P. W., Chadwick, D. R., Wu, L. & Jones, D. L., 1 Hyd 2020, Yn: Soil Biology and Biochemistry. 149, 107943.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  20. Cyhoeddwyd

    Plants can access limited amounts of nitrogen- and sulphur-containing amino acids in soil owing to rapid microbial decomposition

    Ma, Q., Pan, W., Tang, S., Chadwick, D. R., Wu, L. & Jones, D. L., Tach 2022, Yn: Plant and Soil. 480, 1-2, t. 57-70

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  21. Cyhoeddwyd

    Substrate control of sulphur utilisation and microbial stoichiometry in soil: Results of 13C, 15N, 14C, and 35S quad labelling

    Ma, Q., Kuzyakov, Y., Pan, W., Tang, S., Chadwick, D. R., Wen, Y., Hill, P. W., Macdonald, A., Ge, T., Si, L., Wu, L. & Jones, D. L., Tach 2021, Yn: The ISME Journal. 15, 11, t. 3148-3158 11 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  22. Cyhoeddwyd

    Organic and inorganic sulfur and nitrogen uptake by co-existing grassland plant species competing with soil microorganisms

    Ma, Q., Xu, M., Liu, M., Cao, X., Hill, P. W., Chadwick, D. R., Wu, L. & Jones, D. L., 1 Mai 2022, Yn: Soil Biology and Biochemistry. 168

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  23. Cyhoeddwyd

    Relative efficacy and stability of biological and synthetic nitrification inhibitors in a highly nitrifying soil: Evidence of apparent nitrification inhibition by linoleic acid and linolenic acid

    Ma, Y., Jones, D. L., Wang, J., Cardenas, L. M. & Chadwick, D. R., 1 Tach 2021, Yn: European Journal of Soil Science. 72, 6, t. 2356-2371 16 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  24. Cyhoeddwyd

    Effects of farmyard manure on soil S cycling: Substrate level exploration of high- and low-molecular weight organic S decomposition

    Ma, Q., Tang, S., Pan, W., Zhou, J., Chadwick, D. R., Hill, P. W., Wu, L. & Jones, D. L., 1 Medi 2021, Yn: Soil Biology and Biochemistry. 160, 108359.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  25. Cyhoeddwyd

    Maize and soybean experience fierce competition from soil microorganisms for the uptake of organic and inorganic nitrogen and sulphur: A pot test using C-13, N-15, C-14, and S-35 labelling

    Ma, Q., Pan, W., Tang, S., Sun, X., Xie, Y., Chadwick, D. R., Hill, P. W., Si, L., Wu, L. & Jones, D. L., 1 Meh 2021, Yn: Soil Biology and Biochemistry. 157, 108260.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid