1. 1987
2. Forest recreation use patterns user behaviour and recreational value in Malaysia.

   Sabri, W. M. W. (Awdur), Tach 1987

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

3. Genetic and environmental factors in the migration of the African armyworm moth, Spodoptera exempta (Walker) (Lepidoptera :Noctuidae).

   Woodrow, K. P. (Awdur), Medi 1987

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

4. Studies of leaf growth in barley

   Maan, A. A. S. (Awdur), Ion 1987

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

5. 1986
6. Higher Dimensional Algebroids and Crossed Complexes

   Mosa, G. H. (Awdur), Tach 1986

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

7. Geochemical and mineralogical studies of the weathering of Silurian argillaceous rocks

   Chapman, P. (Awdur), Medi 1986

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

8. Sudies on the epidemiology of a Nigerian strain of Schistosoma haematobium with particular reference to the molluscan hosts

   Fryer, S. E. (Awdur), Maw 1986

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

9. Physiological aspects of tillering in barley (Hordeum distichum).

   Woodward, E. J. (Awdur), Ion 1986

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

10. Studies in cyclopropene chemistry.

    Dulayymi, A. R.A. (Awdur), Ion 1986

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

11. 1985
12. An economic approach to assessing the value of recreation with special reference to forest areas.

    Christensen, J. B. (Awdur), Price, C. (Goruchwylydd), Rhag 1985

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

13. The characterisation and control of ochre deposits in land drainage systems.

    Ap Dewi, I. (Awdur), Chwef 1985

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth