Ysgol Gwyddorau Amgylcheddol a Naturiol

  1. Cyhoeddwyd

    Runaway GC evolution in gerbil genomes

    Parcana, R., Hargreaves, A. D., Mulley, J. & Holland, P. W. H., 1 Awst 2020, Yn: Molecular Biology and Evolution. 37, 8, t. 2197-2210 msaa072.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  2. Cyhoeddwyd

    Runoff- and erosion-driven transport of cattle slurry: linking molecular tracers to hydrological processes

    Lloyd, C. E. M., Michaelides, K., Chadwick, D. R., Dungait, J. A. J. & Evershed, R. P., 1 Chwef 2016, Yn: Biogeosciences. 13, 2, t. 551-566

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  3. Cyhoeddwyd

    Runs of homozygosity in killer whale genomes provide a global record of demographic histories

    Foote, A. D., Hooper, R., Alexander, A., Baird, R. W., Baker, C. S., Ballance, L., Barlow, J., Brownlow, A., Collins, T., Constantine, R., Dalla Rosa, L., Davison, N. J., Durban, J. W., Esteban, R., Excoffier, L., Fordyce Martin, S. L., Forney, K. A., Gerrodette, T., Gilbert, M. T. P., Guinet, C., Hanson, M. B., Li, S., Martin, M. D., Robertson, K. M., Samarra, F. I. P., de Stephanis, R., Tavares, S. B., Tixier, P., Totterdell, J. A., Wade, P., Wolf, J. B. W., Fan, G., Zhang, Y. & Morin, P. A., Rhag 2021, Yn: Molecular Ecology. 30, 23, t. 6162-6177 16 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  4. Cyhoeddwyd

    Rust and downy mildew resistance in pearl millet (Pennisetum glaucum) mediated by heterologous expression of the afp gene from Aspergillus giganteus.

    Girgi, M., Breese, W. A., Lorz, H. & Oldach, K. H., 1 Meh 2006, Yn: Transgenic Research. 15, 3, t. 313-324

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  5. Cyhoeddwyd

    Rye cover crop incorporation and high watertable mitigate greenhouse gas emissions in cultivated peatland

    Wen, Y., Zang, H., Freeman, B., Ma, Q., Chadwick, D. R. & Jones, D. L., Hyd 2019, Yn: Land Degradation and Development. 30, 16, t. 1928-1938 11 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  6. Cyhoeddwyd

    S-pombe meiotic linear elements contain proteins related to synaptonemal complex components

    Lorenz, A., Wells, J. L., Pryce, D., Novatchkova, M., Eisenhaber, F., Mcfarlane, R. J. & Loidl, J., 28 Meh 2004, Yn: Journal of Cell Science. 117, 15, t. 3343-3351

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  7. Cyhoeddwyd

    SNIFTIRS studies of the electrochemical oxidation of 1,3-dimethoxybenzene on platinum in acetonitrile/tetrabutilammonium electrolytes

    Martinez, Y., Hernandex, R., Kalaji, M., Marquez, O. P. & Marquez, J., 15 Chwef 2004, Yn: Journal of Electroanalytical Chemistry. 563, 1, t. 145-152

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  8. Cyhoeddwyd

    SNP Discovery Using Next Generation Transcriptomic Sequencing in Atlantic Herring (Clupea harengus)

    Helyar, S. J., Limborg, M. T., Bekkevold, D., Babbucci, M., van Houdt, J., Maws, G. E., Bargelloni, L., Nielsen, R. O., Taylor, M. I., Ogden, R., Cariani, A., Carvalho, G. R., FishPopTrace Consortium, N. V. & Panitz, F., 7 Awst 2012, Yn: PLoS ONE. 7, 8, t. e42089

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  9. Cyhoeddwyd

    SNP Discovery from Single and Multiplex Genome Assemblies of Non-model Organisms

    Morin, P. A., Foote, A. D., Hill, C. M., Simon-Bouhet, B., Lang, A. R. & Louis, M., 2018, Yn: Methods in Molecular Biology. 1712, t. 113-144 32 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygl

  10. Cyhoeddwyd

    SNP Discovery in European Anchovy (Engraulis encrasicolus, L) by High-Throughput Transcriptome and Genome Sequencing

    Montes, I., Conklin, D., Albania, A., Creer, S., Carvalho, G. R., Santos, M. & Estonba, A., 1 Awst 2013, Yn: PLoS ONE. 8, 8, t. e70051

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  11. Cyhoeddwyd

    SNPs, InDels, and Microsatellites within and near to Rice NBS-LRR Resistance Gene Candidates

    Steele, K. & Quinton-Tulloch, M., 13 Tach 2021, Yn: Agronomy. 11, 11, 20 t., 2297.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  12. Cyhoeddwyd

    SSR assessment of Phytophthora infestans populations on tomato and potato in British gardens demonstrates high diversity but no evidence for host specialisation

    Stroud, J. A., Shaw, D. S., Hale, M. D. & Steele, K. A., 4 Meh 2015, Yn: Plant Pathology. 65, 2, t. 334-341

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  13. Cyhoeddwyd

    SULFUROCOCCUS - A NEW GENUS OF THERMOACIDOPHILIC ARCHAE-BACTERIA OXIDIZING SULFUR, FERROUS IRON AND SULFIDE MINERALS

    KARAVAIKO, GI., GOLOVACHEVA, RS., Golyshina, O., VALIEJOROMAN, KM., BOBROVA, VK., TROITSKY, AV. & PIVOVAROVA, TA., 1993, BIOHYDROMETALLURGICAL TECHNOLOGIES, VOL 1. t. 685-694

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion CynhadleddPennodadolygiad gan gymheiriaid

  14. Cyhoeddwyd

    SULFUROCOCCUS-YELLOWSTONII SP-NOV, A NEW SPECIES OF IRON-OXIDIZING AND SULFUR-OXIDIZING THERMOACIDOPHILIC ARCHAEBACTERIA

    KARAVAIKO, GI., Golyshina, O., TROITSKII, AV., VALIEHOROMAN, KM., GOLOVACHEVA, RS. & PIVOVAROVA, TA., 1994, Yn: Microbiology. 63, 4, t. 379-387

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  15. Cyhoeddwyd

    SUMOylation is required for normal development of linear elements and wild-type meiotic recombination in Schizosaccharomyces pombe.

    Mcfarlane, R. J., Spirek, M., Estreicher, A., Csaszar, E., Wells, J., McFarlane, R. J., Watts, F. Z. & Loidl, J., 1 Chwef 2010, Yn: Chromosoma. 119, 1, t. 59-72

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  16. Cyhoeddwyd

    Sacred groves in the Gamo Highlands of southern Ethiopia: biocultural values and threats

    Desissa, D. & Healey, J. R., 1 Meh 2012, Yn: Langscape. 2, 11, t. 44-47

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  17. Cyhoeddwyd

    Safeguarding Imperiled Biodiversity and Evolutionary Processes in the Wallacea Center of Endemism

    Struebig, M., Aninta, S. G., Beger, M., Bani, A., Barus, H., Brace, S., Davies, Z., De Brauwer, M., Diele, K., Djakiman, C., Djamaluddin, R., Drinkwater, R., Drumbell, A., Evans, D., Fusi, M., Herrera-Alsina, L., Iksander, D. T., Jompa, J., Juliandi, B., Lancaster, L. T., Limmon, G., Lindawati, Lo, M. G. Y., Lupiyaningdyah, P., McCannon, M., Meijaard, E., Mitchell, S. L., Mumbunan, S., O'Connell, D., Osborne, O., Papadopulos, A. S. T., Rahajoe, J. S., Rosaria, Rossiter, S. J., Rugayah, Rustiami, H., Salzmann, U., Sheherazade, Sudiana, I. M., Sukara, E., Tasirin, J. S., Tjoa, A., Travis, J. M. J., Trethowan, L., Trianto, A., Utteridge, T., Voigt, M., Winarni, N., Zakaria, Z., Edwards, D. P., Frantz, L. & Supriatna, J., Tach 2022, Yn: BioScience. 72, 11, t. 1118-1130 13 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  18. Cyhoeddwyd

    Sakurai Anomeric Allylation of Methyl α-Pyranosides

    Bouillon, M., Williams, R. M., Lahmann, M. & McCabe, O., Ion 2021, Carbohydrate chemistry: Proven synthetic methods. Kosma, P., Wrodnigg, T. M. & Stutz, A. (gol.). Boca Raton: CRC Press, Cyfrol 5. t. 55-63

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion CynhadleddPennodadolygiad gan gymheiriaid

  19. Cyhoeddwyd

    Salicylate 5-hydroxylase from Ralstonia sp strain U2: a monoowygenase with close relationships to and shared electron transport proteins with naphthalene dioxygenase

    Zhou, N., Al-Dulayymi, J., Baird, M. & Williams, P. A., 1 Maw 2002, Yn: Journal of Bacteriology. 184, 6, t. 1547-1555

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  20. Cyhoeddwyd

    Salinity drives meiofaunal community structure dynamics across the Baltic ecosystem

    Broman, E., Raymond, C., Sommer, C., Gunnarsson, J. S., Creer, S. & Nascimento, F. J. A., Awst 2019, Yn: Molecular Ecology. 28, 16, t. 3813-3829 17 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  21. Cyhoeddwyd

    Salt Stress-Induced Loss of Iron Oxidoreduction Activities and Reacquisition of That Phenotype Depend on rus Operon Transcription in Acidithiobacillus ferridurans

    Bonnefoy, V., Grail, B. M. & Johnson, D. B., Ebr 2018, Yn: Applied and Environmental Microbiology. 84, 7

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  22. Cyhoeddwyd

    Salt-lick-induced soil disturbance in the Teton wilderness, USA.

    Walters, D. K. & DeLuca, T. H., 1 Tach 2007, Yn: Rangeland Ecology and Management. 60, 6, t. 675-679

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  23. Cyhoeddwyd

    Saltation, Emergence and Non-Linear Dynamics

    Winder, N. & Winder, I., 2016, Non-Linearities and System Flips : COMPLEX Final Scientific Report . Winder, N. & Liljenstrom, H. (gol.). Sigtuna: Sigtuna Foundation Press, Cyfrol 2. t. 16-29

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion CynhadleddPennod

  24. Cyhoeddwyd

    Saltwater intrusion induces shifts in soil microbial diversity and carbon use efficiency in a coastal grassland ecosystem

    Brown, R. W., Rhymes, J. M. & Jones, D. L., Gorff 2022, Yn: Soil Biology and Biochemistry. 170, 108700.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  25. Cyhoeddwyd

    Sample richness and genetic diversity as drivers of chimera formation in nSSU metagenetic analyses

    Fonseca, V. G., Nichols, B., Lallias, D., Quince, C., Carvalho, G. R., Power, D. M. & Creer, S., 25 Ion 2012, Yn: Nucleic Acids Research. 40, 9, t. e66

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  26. Cyhoeddwyd

    Sample size effects on the assessment of eukaryotic diversity and community structure in aquatic sediments using high-throughput sequencing

    Nascimento, F. J. A., Lallias, D., Bik, H. M. & Creer, S., 6 Awst 2018, Yn: Scientific Reports. 8

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  27. Cyhoeddwyd

    Sampling root exudates - Mission impossible?

    Jones, D. L. & Oburger, E., 30 Meh 2018, Yn: Rhizosphere. 6, t. 116-133

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  28. Cyhoeddwyd

    Sampling, storage and laboratory approaches for dissolved organic matter characterisation in freshwaters: Moving from nutrient fraction to molecular-scale characterisation

    Lloyd, C. E. M., Johnes, P. J., Pemberton, J. A., Yates, C. A., Evershed, R. P. & Jones, D. L., 25 Meh 2022, Yn: Science of the Total Environment. 827, 154105.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  29. Cyhoeddwyd

    Saprolegnia parasitica zoospore activity and host survival indicates isolate variation in host preference

    Matthews, E., Ellison, A. & Cable, J., Ebr 2021, Yn: Fungal Biology. 125, 4, t. 260-268

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  30. Cyhoeddwyd

    Satellite tracking of red-listed nominate lesser black-backed gulls (Larus f. fuscus): habitat specialisation in foraging movements raises novel conservation needs

    Juvaste, R., Arriero, E., Gagliardo, A., Holland, R., Huttunen, M. J., Mueller, I., Thorup, K., Wikelski, M., Penttinen, M-L., Hannila, J. & Wistbacka, R., Ebr 2017, Yn: Global Ecology and Conservation. 10, t. 220-230

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  31. Cyhoeddwyd

    Save the Whales? Save the Rainforest? Save the Data!

    Pullin, A. S. & Salafsky, N., 15 Gorff 2010, Yn: Conservation Biology. 24, 4, t. 915-917

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  32. Cyhoeddwyd

    Saving the red squirrel: landscape scale recovery

    Shuttleworth, C., Lurz, P. W. W. & Robinson, N., 2021, London: Red Squirrel Survival Trust. 306 t.

    Allbwn ymchwil: Llyfr/AdroddiadLlyfradolygiad gan gymheiriaid

  33. Cyhoeddwyd

    Scale and scope matter when explaining varying patterns of community diversity in riverine metacommunities

    Seymour, M., Deiner, K. & Altermatt, F., 1 Maw 2016, Yn: Basic and Applied Ecology.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  34. Cyhoeddwyd

    Scaling up agroforestry requires research 'in' rather than 'for' development

    Coe, R., Sinclair, F. & Barrios, E., Chwef 2014, Yn: Current Opinion in Environmental Sustainability. 6, t. 73-77

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygl adolyguadolygiad gan gymheiriaid

  35. Cyhoeddwyd

    Schistosoma japonicum reveals distinct reactivity with antisera directed to proteases mediating host infection and invasion by cercariae of S-mansoni or S-haematobium.

    Chlichlia, K., Schauwienold, B., Kirsten, C., Doenhoff, M. J., Fishelson, Z. & Ruppel, A., 1 Maw 2005, Yn: Parasite Immunology. 27, 3, t. 97-102

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  36. Cyhoeddwyd

    Schizosaccharomyces pombe Mms1 channels repair of perturbed replication into Rhp51 independent homologous recombination

    Vejrup-Hansen, R., Mizuno, K., Miyabe, I., Fleck, O., Holmberg, C., Murray, J. M., Carr, A. M. & Nielsen, O., 7 Maw 2011, Yn: DNA Repair. 10, 3, t. 283–295

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  37. Cyhoeddwyd

    Science to Policy: Climate-proofing grassland productivity

    Wiik, E., Jones, D. L., Chadwick, D., Hill, P., Sanchez Rodriguez, A., Dodd, R., Turner, R., Kingston-Smith, A., Gwynn-Jones, D., Doonan, J., Scullion, J., Loka, D., Hayes, F., Robinson, D. & Toberman, H., Maw 2019, Ser Cymru National Research Network for Low Carbon, Energy and Environment. (Science to Policy)

    Allbwn ymchwil: Llyfr/AdroddiadAdroddiad Comisiwn

  38. Cyhoeddwyd

    Science to Policy: Impacts of trees on farm ecosystem services

    Wiik, E., Toberman, H., Ford, H., Webb, B., Healey, J., Pagella, T., Marley, C. & Smith, A., 19 Maw 2019, Ser Cymru National Research Network for Low Carbon, Energy and Environment. 8 t.

    Allbwn ymchwil: Llyfr/AdroddiadAdroddiad Comisiwn

  39. Cyhoeddwyd

    Science to Policy: Nature-based solutions for the built environment

    Wiik, E., Ormondroyd, G., Spear, M., Curling, S., Raghavalu Thirumalai Prabhakaran, D., Donnison, I., Robson, P., Bosch, M., Wootton-Beard, P. C., Hindhaugh, R., Jones, P., Waldron, D., Xing, Y. & Toberman, H., Maw 2019, Ser Cymru National Research Network for Low Carbon, Energy and Environment. (Science to Policy)

    Allbwn ymchwil: Llyfr/AdroddiadAdroddiad Comisiwn

  40. Cyhoeddwyd

    Science to Policy: Opportunities for geologic carbon capture and geothermal energy in Wales

    Wiik, E., Toberman, H., Mitchell, A., Edwards, A., Evans, A., Thomas, A., Wilding, M., Rassner, S., Soares, A., Tripathy, S., Thomas, H., Masum, S., Almolliyeh, M., Schofield, D., Bentham, M., Farr, G. & Gamboa, D., Maw 2019, Ser Cymru National Research Network for Low Carbon, Energy and Environment. (Science to Policy)

    Allbwn ymchwil: Llyfr/AdroddiadAdroddiad Comisiwn

  41. Cyhoeddwyd

    Science to Policy: Salt Marsh Resilience and Coastal Management

    Wiik, E., Toberman, H., Skov, M., Jenkins, S., Pages Fauria, J., Ballinger, R., McKinley, E., Hall, C., Griffin, J., Fowler, M. S., de Battisti, D. & Garbutt, A., Maw 2019, Ser Cymru National Research Network for Low Carbon, Energy and Environment. (Science to Policy)

    Allbwn ymchwil: Llyfr/AdroddiadAdroddiad Comisiwn

  42. Cyhoeddwyd

    Science to Policy: Sustainable Intensification of Dairy Farming

    Wiik, E., Toberman, H., Gibbons, J., Styles, D., Soteriades, A., Gonzalez Mejia, A., Moorby, J., Foskolos, A., Munday, M., Rafique, A. & Wilson, P., Maw 2019, Ser Cymru National Research Network for Low Carbon, Energy and Environment. (Science to Policy)

    Allbwn ymchwil: Llyfr/AdroddiadAdroddiad Comisiwn

  43. Cyhoeddwyd

    Science to Policy: The role of marine renewable energy in a low carbon future

    Wiik, E., Neill, S., Lewis, M., Robins, P., O'Doherty, T., Toberman, H., Pan, S., Ebdon, T., Masters, I. & Togneri, M., Maw 2019, Ser Cymru National Research Network for Low Carbon, Energy and Environment. (Science to Policy)

    Allbwn ymchwil: Llyfr/AdroddiadAdroddiad Comisiwn

  44. Cyhoeddwyd

    Sclerocarya birrea: A monograph

    Hall, J. B. (gol.), O'Brien, E. M. (gol.) & Sinclair, F. L., 30 Ebr 2003, 2002 gol. School of Agricultural and Forest Sciences, University of Wales, Bangor. 168 t.

    Allbwn ymchwil: Llyfr/AdroddiadLlyfr

  45. Cyhoeddwyd

    Sclerocarya birrea (A.Rich.) Hochst.

    Hall, J. B., Oyen, L. P. (gol.) & Lemmens, R. H. (gol.), 1 Ion 2002, Precursor. PROTA Programme: Wageningen.. 2002 gol. Plant Resources of Tropical Africa, t. 127-131

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion CynhadleddPennod

  46. Cyhoeddwyd

    Screening a genome-wide S.pombe deletion library identifies novel genes and pathways involved in genome stability maintenance.

    Deshpande, G. P., Hayles, J., Hoe, K. L., Kim, D. U., Park, H. O. & Hartsuiker, E., 1 Mai 2009, Yn: DNA Repair. 8, 5, t. 672-679

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  47. Cyhoeddwyd

    Screening and Characterization of Novel Polyesterases from Environmental Metagenomes with High Hydrolytic Activity against Synthetic Polyesters

    Hajighasemi, M., Tchigvintsev, A., Nocek, B., Flick, R., Popovic, A., Hai, T., Khusnutdinova, A. N., Brown, G., Xu, X., Cui, H., Anstett, J., Chernikova, T., Bruls, T., Le Paslier, D., Yakimov, M. M., Joachimiak, A., Golyshina, O., Savchenko, A., Golyshin, P., Edwards, E. A. & Yakunin, A. F., 6 Tach 2018, Yn: Environmental Science and Technology. 52, 21, t. 12388-12401

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  48. Cyhoeddwyd

    Screening metagenomic libraries for laccase activities

    Ferrer, M., Beloqui, A. & Golyshin, P. N., Awst 2010, Yn: Methods in Molecular Biology. 668, t. 189-202 14 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  49. Cyhoeddwyd

    Screening of DNA polymorphisms in samples of archived scales from New Zealand snapper.

    Adcock, G. J., Ramirez, J. H., Hauser, L., Smith, P. & Carvalho, G. R., 1 Mai 2000, Yn: Journal of Fish Biology. 56, 5, t. 1283-1287

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  50. Cyhoeddwyd

    Sea turtle fibropapilloma tumors share genomic drivers and therapeutic vulnerabilities with human cancers

    Duffy, D. J., Schnitzler, C., Karpinski, L., Thomas, R., Whilde, J., Eastman, C., Yang, C., Krstic, A., Rollinson, D., Zirkelbach, B., Yetsko, K., Burkhalter, B. & Martindale, M. Q., 7 Meh 2018, Yn: Communications Biology. 1, 63.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid