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