Ysgol Gwyddorau Amgylcheddol a Naturiol
- Cyhoeddwyd
From poison to food: On the molecular identity and indigenous peoples’ utilisation of poisonous “Lab-o” (Wild Yam, Dioscoreaceae) in Bukidnon, Philippines.
Buenavista, D., Mollee, E., McDonald, M. & Dinopol, N. M. A., 7 Ion 2021, Yn: Cogent Food and Agriculture. 7, 1, 1870306.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Begonia bangsamoro (Begoniaceae, section Petermannia), a new species from Mindanao Island, the Philippines
Buenavista, D., Ang, Y. P., Pranada, MC. A. K., Salas, D. S., Mollee, E. & McDonald, M., 16 Ebr 2021, Yn: Phytotaxa. 497, 1, t. 39-48 10 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Any alternatives to rice? Ethnobotanical insights into the dietary use of edible plants by the Higaonon tribe in Bukidnon Province, the Philippines
Buenavista, D., Mollee, E. & McDonald, M., 1 Meh 2022, Yn: Regional Sustainability. 3, 2, t. 95-109 14 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Asian Indigeneity, Indigenous Knowledge Systems, and Challenges of the 2030 Agenda
Buenavista, D. P., Wynne-Jones, S. & McDonald, M., 31 Rhag 2018, Yn: East Asian Community Review. 1, 3-4, t. 221-240Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Reproductive biology and size structure of Lethrinops gossei (Teleostei: Cichlidae) in the demersal trawl fishery of the southeast arm of Lake Malai, Malai
Bulirani, A. EM., Kaunda, E. KWH., Likongwe, J., Turner, G. F. & Weyl, O. F., 2018, Yn: Aquatic Ecosystem Health and Management. 21, 2, t. 152-158 7 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Ensuring No Net Loss for people as well as biodiversity: good practice principles
Bull, J. W., Baker, J., Jones, J. P. G. & Milner-Gulland, E. J., 6 Tach 2018, Yn: SocArXiv.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl
- Cyhoeddwyd
Carbon sequestration and biogeochemical cycling in a saltmarsh Subject to coastal managed realignment
Burden, A., Garbutt, R. A., Evans, C. D., Jones, D. L. & Cooper, D. M., 20 Maw 2013, Yn: Estuarine, Coastal and Shelf Science. 120, t. 12-20Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Non-Markovian reduced dynamics based upon a hierarchical effective-mode representation
Burghardt, I., Matinazzo, R. & Hughes, K. H., 12 Hyd 2012, Yn: Journal of Chemical Physics. 137, 14, t. Article 144107Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Quantum hydrodynamics and a new approach to mixed quantum-classical theory.
Burghardt, I., Moller, K. B., Hughes, K. H. & Micha, D. A. (gol.), 1 Ion 2007, Quantum Dynamics of Complex Molecular Systems. 2007 gol. Springer, t. 391-422Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Short-term effects of forest restoration management on non-symbiotic nitrogen-fixation in western Montana.
Burgoyne, T. A. & DeLuca, T. H., 15 Medi 2009, Yn: Forest Ecology and Management. 258, 7, t. 1369-1375Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Selection for discontinuous life-history traits along a continuous thermal gradient in the butterfly Aricia agestis.
Burke, S., Pullin, A. S., Wilson, R. J. & Thomas, C. D., 1 Rhag 2005, Yn: Ecological Entomology. 30, 6, t. 613-619Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The ATP-Binding cassette protein COMATOSE is instrumental in glyoxysomal acetate transport.
Burr, S. J., Hooks, M. A., Turner, J. E., Murphy, E. C. & Jaroslawski, S., 1 Ebr 2006, Yn: Comparative Biochemistry and Physiology A - Molecular and Integrative Physiology. 143, 4, t. S174Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Seasonal range fidelity of a megaherbivore in response to environmental change
Burton-Roberts, R., Cordes, L., Slotow, R., Vanak, A. T., Thaker, M., Govender, N. & Shannon, G., 22 Rhag 2022, Yn: Scientific Reports.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Review of possible climate change indicators for Wales.
Buse, A., Sparks, T. H., Palutikof, J., Farrar, J., Edwards-Jones, G., Mitchelson-Jacob, E. G., Corson, J., Roy, D. B. & Lister, D., 1 Ion 2002, 2002 gol. Unknown.Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn
- Cyhoeddwyd
How do draining and re-wetting affect carbon stores and greenhouse gas fluxes in peat soils?
Bussell, J., Jones, D. L., Healey, J. R. & Pullin, A. S., 25 Medi 2010, The Collaboration for Environmental Evidence.Allbwn ymchwil: Cyfraniad arall › Cyfraniad Arall
- Cyhoeddwyd
Temporal patterns in the invertebrate assemblage associated with Corallina officinalis in tide pools.
Bussell, J. A., Lucas, I. A. & Seed, R., 1 Ion 2001.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
- Cyhoeddwyd
Effects of terrestrial agriculture on marine biodiversity.
Bussell, J. A., Malham, S. K., Jones, M. L., Reynolds, B., Gidman, E. A., Gwynn-Jones, D. & Seed, R., 1 Ion 2005.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
- Cyhoeddwyd
Patterns in the invertebrate assemblage associated with Corallina officinalis in tide pools.
Bussell, J. A., Lucas, I. A. & Seed, R., 1 Ebr 2007, Yn: Journal of the Marine Biological Association of the United Kingdom. 87, 2, t. 383-388Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
How do draining and re-wetting affect carbon stores and greenhouse gas fluxes in peat soils?
Bussell, J. A., Jones, D. L., Healey, J. R. & Pullin, A. S., 1 Ion 2008.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
- Cyhoeddwyd
Changes in the immune response and metabolic fingerprint of the mussel, Mytilus edulis (Linnaeus) in response to lowered salinity and physical stress.
Bussell, J. A., Gidman, E. A., Causton, D. R., Gwynn-Jones, D., Malham, S. K., Jones, M. L., Reynolds, B. & Seed, R., 7 Ebr 2008, Yn: Journal of Experimental Marine Biology and Ecology. 358, 1, t. 78-85Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
How do draining and re-wetting affect carbon stores and greenhouse gas fluxes in peat soils? Systematic Review
Bussell, J., Jones, D., Healey, J. & Pullin, A., 2010, Yn: Environmental Evidence. SR49.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl adolygu › adolygiad gan gymheiriaid
- Cyhoeddwyd
Mirabilite solubility in equilibrium sea ice brines
Butler, B., Papadimitriou, E., Santoro, A. & Kennedy, H., 1 Meh 2016, Yn: Geochimica et Cosmochimica Acta. 182, t. 40-54 15 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Examining the Dynamics of Energy Demand through a Biographical Lens
Butler, C., Parkhill, K., Shirani, F., Henwood, K. & Pidgeon, N., 1 Meh 2014, Yn: Nature and Culture. 9, 2, t. 164-182Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Diferrocenyltriphosphines 2. Reversible phosphine deligation in the chemistry of diferrocenyltriphosphine Ru(II) dichloride complexes with nitriles and pyridines: towards a pH-switchable catalyst?
Butler, I., Butler, I. R., Coles, S. J., Fontani, M., Hursthouse, M. B., Lewis, E., Malik, K. L., Meunier, M. & Zanello, P., 3 Rhag 2001, Yn: Journal of Organometallic Chemistry. 637-639, 3, t. 538-548Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Ferrocenylanthracene polymers: the direct synthesis using "Lawesson's Reagent"
Butler, I., Butler, I. R., Caballero, A. G. & Kelly, G. A., 1 Meh 2003, Yn: Inorganic Chemistry Communications. 6, 6, t. 639-642Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The first 1,2,3-tris(phosphinomethyl)ferrocene.
Butler, I., Butler, I. R., Horton, P. N., Fortune, K. M., Morris, K., Greenwell, C. H., Eastham, G. R. & Hursthouse, M. B., 1 Gorff 2004, Yn: Inorganic Chemistry Communications. 7, 7, t. 923-928Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Ferrocenyl-substituted fluorescent anthracenes and anthraquinones.
Butler, I., Butler, I. R., Callabero, A. G., Kelly, G. A., Amey, J. R., Kraemer, T., Thomas, D. A., Light, M. E., Gelbrich, T. & Coles, S. J., 12 Ion 2004, Yn: Tetrahedron Letters. 45, 3, t. 467-472Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Directly-linked intramolecular donor-acceptor compounds of ferrocene and tetracyanoanthraquinodimethane
Butler, I., Kelly, G., Darviche, F., Robertson, N., Gelbrich, T., Hursthouse, M. B., Thomas, D. A. & Butler, I. R., 1 Hyd 2005, Yn: Inorganic Chemistry Communications. 8, 10, t. 874-877Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The design and synthesis of a new potentially c3-symmetric ferrocenylphosphine
Butler, I., Butler, I. R., Drew, M. G., Caballero, A. G., Gerner, P. & Greenwell, C. H., 1 Awst 2003, Yn: Journal of Organometallic Chemistry. 679, 1, t. 59-64Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Ferrocene pincer ligands made easy.
Butler, I., Butler, I. R., Woldt, B., Oh, M. Z. & Williams, D. J., 1 Rhag 2006, Yn: Inorganic Chemistry Communications. 9, 12, t. 1255-1258Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Ferrocene-based ligands in ruthenium alkylidene chemistry.
Butler, I., Butler, I. R., Coles, S. J., Hursthouse, M. B., Roberts, D. J. & Fujimoto, N., 1 Meh 2003, Yn: Inorganic Chemistry Communications. 6, 6, t. 760-762Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Ferrocenylmethylphosphines ligands in the palladium-catalysed synthesis of methyl propionate
Butler, I., Butler, I. R., Baker, P. K., Eastham, G. R., Fortune, K. M., Horton, P. N. & Hursthouse, M. B., 1 Medi 2004, Yn: Inorganic Chemistry Communications. 7, 9, t. 1049-1052Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
1,1′,2,2′-Tetralithioferrocene and 1,1′,2,2′,3,3′-Hexalithioferrocene: Useful Additions to Ferrocene Precursor Compounds
Butler, I., Evans, D., Horton, P., Coles, S. & Murphy, P., 8 Maw 2021, Yn: Organometallics. 40, 5, t. 600-605 6 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The fimbrial adhesin F17-G of enterotoxigenic Escherichia coli has an immunoglobulin-like lectin domain that binds N-acetylglucosamine
Buts, L., Bouckaert, J., De Genst, E., Loris, R., Oscarson, S., Lahmann, M., Messens, J., Brosens, E., Wyns, L. & De Greve, H., 1 Awst 2003, Yn: Molecular Microbiology. 49, 3, t. 705-715Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Solving the phase problem for carbohydrate-binding proteins using selenium derivatives of their ligands: a case study involving the bacterial F17-G adhesin
Buts, L., Loris, R., De Genst, E., Oscarson, S., Lahmann, M., Messens, J., Brosens, E., Wyns, L., De Greve, H. & Bouckaert, J., 1 Meh 2003, Yn: Acta Crystallographica Section D: Biological Crystallography. 59, 6, t. 1012-1015Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Separating N2O production and consumption in intact agricultural soil cores at different moisture contents and depths
Button, E. S., Marsden, K. A., Nightingale, P. D., Dixon, E. R., Chadwick, D. R., Cárdenas, L. M. & Jones, D. L., 4 Ebr 2023, Yn: European Journal of Soil Science. 74, 2, t. e13363Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Addition of iron to agricultural topsoil and subsoil is not an effective C sequestration strategy
Button, E. S., Chadwick, D. R. & Jones, D. L., 1 Maw 2022, Yn: Geoderma. 409, 115646.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Deep-C storage: Biological, chemical and physical strategies to enhance carbon stocks in agricultural subsoils
Button, E. S., Pett-Ridge, J., Murphy, D. V., Kuzyakov, Y., Chadwick, D. R. & Jones, D. L., Gorff 2022, Yn: Soil Biology and Biochemistry. 170, 1 t., 108697.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Greenhouse gas production, diffusion and consumption in a soil profile under maize and wheat production
Button, E. S., Marshall, M., Sanchez-Rodriguez, A. R., Blaud, A., Abadie, M., Chadwick, D. R. & Jones, D. L., 1 Chwef 2023, Yn: Geoderma. 430, 116310.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Integrating climate change adaptation into biodiversity and forestry assessments and programming
Byers, B. & Cameron, A., 1 Meh 2013, US Agency for International Development. 71 t.Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn
- Cyhoeddwyd
Evaluating genetic traceability methods for captive-bred marine fish and their applications in fisheries management and wildlife forensics
Bylemans, J., Maes, G. E., Diopere, E., Cariani, A., Senn, H., Taylor, M. I., Helyar, S., Bargelloni, L., Bonaldo, A., Carvalho, G., Guarniero, I., Komen, H., Martinsohn, J. T., Nielsen, E. E., Tinti, F., Volckaert, F. A. M. & Ogden, R., 25 Chwef 2016, Yn: Aquaculture Environment Interactions. 8, t. 131-145Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The long-term environmental impacts of the Mount Polley mine tailings spill, British Columbia, Canada
Byrne, P., Hudson-Edwards, K., Macklin, M., Brewer, P., Bird, G. & Williams, R., 2015, Geophysical Research Abstracts. Cyfrol 17. EGU2015-6241Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Cyfraniad i Gynhadledd › adolygiad gan gymheiriaid
- Cyhoeddwyd
Water quality impacts and river system recovery following the 2014 Mount Polley mine tailings dam spill, British Columbia, Canada
Byrne, P., Hudson-Edwards, K., Bird, G., Macklin, M., Brewer, P., Williams, R. & Jamieson, H., Ebr 2018, Yn: Applied Geochemistry. 91, t. 64-74Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Cyclization and Rearrangement Reactions of an Fragment Ions of Protonated Peptides
Bythell, B. J., Maître, P. & Paizs, B., 6 Hyd 2010, Yn: Journal of the American Chemical Society. 132, 42, t. 14766-14779Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Proton-Driven Amide Bond-Cleavage Pathways of Gas-Phase Peptide Ions Lacking Mobile Protons
Bythell, B. J., Suhai, S., Somogyi, A. & Paizs, B., 11 Medi 2009, Yn: Journal of the American Chemical Society. 131, 39, t. 14057-14065Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Микроорганизмы из пищеварительного тракта дождевых червей
Byzov, B. A., Nechitaĭlo, T. I., Bumazhkin, B. K., Kurakov, A. V., Golyshin, P. N. & Zviagintsev, D. G., 8 Gorff 2009, Yn: Mikrobiologiia. 78, 3, t. 404-13 10 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Culturable microorganisms from the earthworm digestive tract
Byzov, B. A., Nechitaylo, T. Y., Bumazhkin, B. K., Kurakov, A. V., Golyshin, P. N. & Zvyagintsev, D. G., Meh 2009, Yn: Microbiology. 78, 3, t. 360-368Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Mre11 exonuclease activity removes the chain-terminating nucleoside analog gemcitabine from the nascent strand during DNA replication
Böckemeier, L., Kraehenbuehl, R., Keszthelyi, A., Gasasira, M. U., Vernon, E., Beardmore, R., Broberg Vågbø, C., Chaplin, D., Collins, S., Krokan, H. E., Lambert, S. A. E., Paisz, B. & Hartsuiker, E., 29 Mai 2020, Yn: Science Advances. 6, 22, 9 t., eaaz4126.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The conservation status of the world’s reptiles
Böhm, M., Collen, B., Baillie, J. E., Bowles, P., Chanson, J., Cox, N., Hammerson, G., Hoffmann, M., Livingstone, S. R., Ram, M., Rhodin, A. G., Stuart, S. N., van Dijk, P. P., Young, B. E., Afuang, L. E., Aghasyan, A., García, A., Aguilar, C., Ajtic, R., Akarsu, F., Alencar, L. R., Allison, A., Ananjeva, N., Anderson, S., Andrén, C., Ariano-Sánchez, D., Arredondo, J. C., Auliya, M., Austin, C. C., Avci, A., Baker, P. J., Barreto-Lima, A. F., Barrio-Amorós, C. L., Basu, D., Bates, M. F., Batistella, A., Bauer, A., Bennett, D., Böhme, W., Broadley, D., Brown, R., Burgess, J., Captain, A., Carreira, S., del Rosario Castañeda, M., Castro, F., Catenazzi, A., Cedeño-Vázquez, J. R., Chapple, D. G., Cheylan, M., Cisneros-Heredia, D. F., Cogalniceanu, D., Cogger, H., Corti, C., Costa, G. C., Couper, P. J., Courtney, T., Crnobrnja-Isailovic, J., Crochet, P. A., Crother, B., Cruz, F., Daltry, J. C., Daniels, R. J., Das, A., de Silva, A., Diesmos, A. C., Dirksen, L., Doan, T. M., Dodd Jr., C. K., Doody, J. S., Dorcas, M. E., de Barros Filho, J. D., Egan, V. T., El Mouden, E. H., Embert, D., Espinoza, R. E., Fallabrino, A., Feng, X., Feng, S. J., Fitzgerald, L., Flores-Villela, O., França, F. G., Frost, D., Gadsden, H., Gamble, T., Ganesh, S. R., Garcia, M. A., García-Pérez, J. E., Gatuscm, J., Gaulke, M., Geniez, P., Georges, A., Gerlach, J., Goldberg, S., Gonzale, J. C., Gower, D. J., Grant, T., Greenbaum, E., Grieco, C., Guo, P., Hamilton, A. M., Hare, K., Hedges, S. B., Heideman, N., Hilton-Taylor, C., Hitchmough, R., Hollingsworth, B., Hutchinson, M., Ineich, I., Iverson, J., Jaksic, F. M., Jenkins, R., Joger, U., Jose, R., Kaska, Y., Kaya, U., Keogh, J. S., Köhler, G., Kuchling, G., Kumlutaş, Y., Kwet, A., La Marca, E., Lamar, W., Lane, A., Lardner, B., Latta, C., Latta, G., Lau, M., Lavin, P., Lawson, D., LeBreton, M., Lehr, E., Limpus, D., Malhotra, A. & et al., N. V., 1 Ion 2013, Yn: Biological Conservation. 157, t. 372-385Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Intraspecific leaf trait variability along a boreal-to-tropical community diversity gradient
C. Bastias, C., Fortunel, C., Valladares, F., Baraloto, C., Benavides, R., Cornwell, W., Markesteijn, L., de Oliveira, A. A., Sansevero, J. B. B., Vaz, M. C. & Kraft, N. J. B., 27 Chwef 2017, Yn: PLoS ONE. 12, 2, t. 1-16Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid