Ysgol Gwyddorau Amgylcheddol a Naturiol
- 1958
A Study in the Experimental Taxonomy of some British Sphagha (section Cuspidata),with observations of their ecology.
Awdur: Agnew, S., 5 Mai 1958Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1959
Calcareous algae of the silurian of the Welsh border
Awdur: Green, H., Ebr 1959Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1963
An ecological study of Chaetogaster limnaei( von Baer)
Awdur: Gruffydd, L. D., Ebr 1963Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1965
Comparative studies in the pathology of radiomimetic conditions
Awdur: Mason, J., Medi 1965Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1966
Studies on the nutrition and feeding of the larvae of the large cabbage white butterfly, Pieris brassicae L.
Awdur: Akhtar, M., 1966Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Studies on fossil plants of Karoo age from Central & Southern Africa
Awdur: Williams, P., Ion 1966Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
The genetics and evolution of differences between closely adjacent plant populations, with special reference to heavy metal tolerance
Awdur: Antonovics, J., Ion 1966Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Studies on plant microfossils from the Carboniferous of North Wales
Awdur: Hibbert, F. A., Ebr 1966Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Studies in the flora of the Rhynie chert
Awdur: Saadawy, W. E., Meh 1966Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1968
A comparative study of morphology, behaviour and ecology of Chaetogaster Limnaei ( von Baer) from several host species
Awdur: Buse, A., Medi 1968Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1970
Studies on organ cultures of slug reproductive tracts
Awdur: Bailey, T. G., Medi 1970Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1973
The effects of trampling and vehicles on natural vegetation.
Awdur: Liddle, M., Mai 1973Goruchwylydd: P. Greig-Smith, P. (Unigolyn allanol) (Goruchwylydd)
Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1974
A study of excretion in the slug Agriolimax reticulatus
Awdur: Garner, J., Medi 1974Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1979
An economic appraisal of forestry and the forest industries of Greece 1950-1990.
Awdur: Sakkas, G. A., Ion 1979Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Studies in Antarctic palaeobotany.
Awdur: Lucas, R. C., Ion 1979Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
The history of forests and forestry in Wales up to the formation of the Forestry Commission
Awdur: Linnard, W., Ion 1979Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Biochemical aspects of fascioliasis in domestic and experimental animals.
Awdur: Gameel, A. A. R., Meh 1979Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1980
Food selection by the rabbit.
Awdur: Soane, G. A., Ion 1980Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Studies on plant-animal interactions : Terrestrial molluscs and their food plants.
Awdur: Minjarez, R. D., Ion 1980Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Invasion of host tissue by infective larvae of Ascaris suum (Goeze, 1782)
Awdur: Arene, F. O. I., Tach 1980Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1981
Micronutrient studies on cotton growth on Syrian calcareous soils.
Awdur: Mohammad, S. Y., Maw 1981Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Studies on the male reproductive cycle in the lizard Chalcides Ocellatus.
Awdur: Mahmoud, F. M. S., Mai 1981Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Studies on the ecology of Littorina Obtusata
Awdur: Hollingworth, C. E., Medi 1981Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Biosystematic and cytological studies of mosses and liverworts.
Awdur: Abderrahman, S. M. M., Rhag 1981Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1982
Distribution, concentration and bonding factors affecting the performance of water repellents applied to wood
Awdur: Razzaque, M. A., Medi 1982Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1983
Ecophysiology of ecotypes : An investigation in the ecophysiology of sand dune ecotypes
Awdur: Baleela, A. R. H., Ion 1983Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Demography of animal modular colonies.
Awdur: Cancino, J. M., Meh 1983Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
An experimental study on the migration of the African armyworm moth, Spodoptera exempta (Walker) (Lepidoptera : Noctuidae).
Awdur: Parker, W. E., Medi 1983Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1984
The biology of reproduction in two British pulmonate slugs.
Awdur: Nicholas, J., Hyd 1984Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1985
-
Carbon Allocation in Barley Plants
Awdur: Farrar, S., 1985Goruchwylydd: Farrar, J. F. (Unigolyn allanol) (Goruchwylydd)
Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Reciprocal transplantations to study local specialisation and the measurement of components of fitness.
Awdur: Mackenzie, S., Ion 1985Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
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
Studies of the biological activity of a novel herbicide (Triasulfuron) including studies of mobility and persistence in soils.
Awdur: Oppong, F. K., Hyd 1988Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1989
Vegetation succession following the clearance of Rhododendron in the Vale of Ffestiniog.
Awdur: Hockley, T. G., Hyd 1989Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1990
Water relations of salt stressed wheat
Awdur: Arif, H., Ion 1990Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
The application of recently developed techniques to Welsh Black Cattle in a group breeding scheme.
Awdur: Brown, C. M., Ebr 1990Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
The effects of selective logging methods on hydrological parameters in Peninsular Malaysia.
Awdur: Nik, A. R. H., Ebr 1990Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1991
Effects of water stress and salinity on contrasting wheat genotypes.
Awdur: Mallah, A. N., Ion 1991Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
'Shake' defects and wood structure variations in British oaks (Quercus SPP.).
Awdur: Henman, G. S., Medi 1991Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
Variation of growth and reproduction in a marine bryozoan.
Awdur: Hunter, E., Hyd 1991Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth
- 1992
Cryopreservation of ram semen for artificial insemination.
Awdur: Ahangari, Y. J., Ion 1992Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth