Ysgol Gwyddorau Amgylcheddol a Naturiol
- 1985
The characterisation and control of ochre deposits in land drainage systems.
Awdur: Ap Dewi, I., Chwef 1985Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
An economic approach to assessing the value of recreation with special reference to forest areas.
Awdur: Christensen, J. B., Rhag 1985Goruchwylydd: Price, C. (Goruchwylydd)
Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1986
Physiological aspects of tillering in barley (Hordeum distichum).
Awdur: Woodward, E. J., Ion 1986Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Studies in cyclopropene chemistry.
Awdur: Dulayymi, A. R. A., Ion 1986Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Sudies on the epidemiology of a Nigerian strain of Schistosoma haematobium with particular reference to the molluscan hosts
Awdur: Fryer, S. E., Maw 1986Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Geochemical and mineralogical studies of the weathering of Silurian argillaceous rocks
Awdur: Chapman, P., Medi 1986Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1987
Studies of leaf growth in barley
Awdur: Maan, A. A. S., Ion 1987Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Genetic and environmental factors in the migration of the African armyworm moth, Spodoptera exempta (Walker) (Lepidoptera :Noctuidae).
Awdur: Woodrow, K. P., Medi 1987Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Forest recreation use patterns user behaviour and recreational value in Malaysia.
Awdur: Sabri, W. M. W., Tach 1987Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1988
Cost benefit analysis and sustained yield forestry in India.
Awdur: Kumar, P. J. D., Ion 1988Goruchwylydd: Price, C. (Goruchwylydd)
Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth