1. 1981
2. Micronutrient studies on cotton growth on Syrian calcareous soils.

   Mohammad, S. Y. (Awdur), Maw 1981

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

3. 1980
4. Invasion of host tissue by infective larvae of Ascaris suum (Goeze, 1782)

   Arene, F. O. I. (Awdur), Tach 1980

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

5. The distribution and biodegradation of urea in costal waters

   Turley, C. M. (Awdur), Awst 1980

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

6. Food selection by the rabbit.

   Soane, G. A. (Awdur), Ion 1980

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

7. Studies on plant-animal interactions : Terrestrial molluscs and their food plants.

   Minjarez, R.D. (Awdur), Ion 1980

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

8. 1979
9. Biochemical aspects of fascioliasis in domestic and experimental animals.

   Gameel, A. A. R. (Awdur), Meh 1979

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

10. Factors influencing competition and mortality in barnacles.

    Barnett, B. E. (Awdur), Meh 1979

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

11. An economic appraisal of forestry and the forest industries of Greece 1950-1990.

    Sakkas, G. A. (Awdur), Ion 1979

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

12. Electrophilic Substitution in Aromatic Systems

    Jones, B. (Awdur), Ion 1979

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

13. Studies in Antarctic palaeobotany.

    Lucas, R. C. (Awdur), Ion 1979

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

14. The history of forests and forestry in Wales up to the formation of the Forestry Commission

    Linnard, W. (Awdur), Ion 1979

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

15. 1978
16. Feeding and growth in an inshore population of plaice, Pleuronectes Platessa L

    Basimi, R. A. (Awdur), Tach 1978

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

17. 1976
18. Union theorems for double groupoids and groupoids: some generalisations and applications

    Sallen, A. R. B. (Awdur), Brown, R. (Goruchwylydd), 1976

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

19. 1974
20. A study of excretion in the slug Agriolimax reticulatus

    Garner, J. (Awdur), Medi 1974

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

21. Topological groupoids, measures and representations

    Seda, A. K. (Awdur), Mai 1974

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

22. Topological groupoids: coverings and universal constructions

    Hardy, J. P. L. (Awdur), Chwef 1974

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

23. 1973
24. The effects of trampling and vehicles on natural vegetation.

    Liddle, M. (Awdur), P. Greig-Smith, P. (Goruchwylydd), Mai 1973

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

25. 1972
26. The natural vegetation of the Sabah and natural regeneration of the Dipterocarp Forests.

    Fox, J. E. D. (Awdur), Meh 1972

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

27. 1971
28. The population biology of Littorina obtusata (L) (Gastropoda: Prosobranchiata).

    Guiterman, J. D. (Awdur), Hyd 1971

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

29. 1970
30. Studies on organ cultures of slug reproductive tracts

    Bailey, T. G. (Awdur), Medi 1970

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

31. 1968
32. A comparative study of morphology, behaviour and ecology of Chaetogaster Limnaei ( von Baer) from several host species

    Buse, A. (Awdur), Medi 1968

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

33. 1966
34. Studies in the flora of the Rhynie chert

    Saadawy, W.E.-S. (Awdur), Meh 1966

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

35. Studies on plant microfossils from the Carboniferous of North Wales

    Hibbert, F. A. (Awdur), Ebr 1966

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

36. Studies on fossil plants of Karoo age from Central & Southern Africa

    Williams, P. (Awdur), Ion 1966

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

37. The genetics and evolution of differences between closely adjacent plant populations, with special reference to heavy metal tolerance

    Antonovics, J. (Awdur), Ion 1966

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

38. Studies on the nutrition and feeding of the larvae of the large cabbage white butterfly, Pieris brassicae L.

    Akhtar, M. (Awdur), 1966

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

39. 1965
40. Comparative studies in the pathology of radiomimetic conditions

    Mason, J. (Awdur), Medi 1965

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

41. 1963
42. An ecological study of Chaetogaster limnaei( von Baer)

    Gruffydd, L. D. (Awdur), Ebr 1963

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

43. 1960
44. Seasonal changes in the plankton of inshore waters: with special reference to the life history of certate copepods

    Haq, S. M. (Awdur), 1960

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

45. 1959
46. Calcareous algae of the silurian of the Welsh border

    Green, H. (Awdur), Ebr 1959

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

47. 1958
48. A Study in the Experimental Taxonomy of some British Sphagha (section Cuspidata),with observations of their ecology.

    Agnew, S. (Awdur), 5 Mai 1958

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

49. 1953
50. The study of some phenomena observed with monochromatic X-ray beams.

    Jones, G. P. (Awdur), Owen, E. A. (Goruchwylydd), Medi 1953

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth