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

Student thesis: Doctor of Philosophy

Calcareous algae of the silurian of the Welsh border

Student thesis: Doctor of Philosophy

An ecological study of Chaetogaster limnaei( von Baer)

Student thesis: Doctor of Philosophy

Comparative studies in the pathology of radiomimetic conditions

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

Studies on plant microfossils from the Carboniferous of North Wales

Student thesis: Doctor of Philosophy

Studies in the flora of the Rhynie chert

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

Studies on organ cultures of slug reproductive tracts

Student thesis: Doctor of Philosophy

The effects of trampling and vehicles on natural vegetation.

Supervisor: P. Greig-Smith, P. (External person) (Supervisor)

Student thesis: Doctor of Philosophy

A study of excretion in the slug Agriolimax reticulatus

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

Studies in Antarctic palaeobotany.

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

Food selection by the rabbit.

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

Invasion of host tissue by infective larvae of Ascaris suum (Goeze, 1782)

Student thesis: Doctor of Philosophy

Micronutrient studies on cotton growth on Syrian calcareous soils.

Student thesis: Doctor of Philosophy

Studies on the male reproductive cycle in the lizard Chalcides Ocellatus.

Student thesis: Doctor of Philosophy

Studies on the ecology of Littorina Obtusata

Student thesis: Doctor of Philosophy

Biosystematic and cytological studies of mosses and liverworts.

Student thesis: Doctor of Philosophy

Distribution, concentration and bonding factors affecting the performance of water repellents applied to wood

Student thesis: Doctor of Philosophy

Ecophysiology of ecotypes : An investigation in the ecophysiology of sand dune ecotypes

Student thesis: Doctor of Philosophy

Demography of animal modular colonies.

Student thesis: Doctor of Philosophy

An experimental study on the migration of the African armyworm moth, Spodoptera exempta (Walker) (Lepidoptera : Noctuidae).

Student thesis: Doctor of Philosophy

The biology of reproduction in two British pulmonate slugs.

Student thesis: Doctor of Philosophy

Carbon Allocation in Barley Plants

Supervisor: Farrar, J. F. (External person) (Supervisor)

Student thesis: Doctor of Philosophy

Reciprocal transplantations to study local specialisation and the measurement of components of fitness.

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

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

Supervisor: Price, C. (Supervisor)

Student thesis: Doctor of Philosophy

Physiological aspects of tillering in barley (Hordeum distichum).

Student thesis: Doctor of Philosophy

Studies in cyclopropene chemistry.

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

Geochemical and mineralogical studies of the weathering of Silurian argillaceous rocks

Student thesis: Doctor of Philosophy

Studies of leaf growth in barley

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

Cost benefit analysis and sustained yield forestry in India.

Supervisor: Price, C. (Supervisor)

Student thesis: Doctor of Philosophy

Studies of the biological activity of a novel herbicide (Triasulfuron) including studies of mobility and persistence in soils.

Student thesis: Doctor of Philosophy

Vegetation succession following the clearance of Rhododendron in the Vale of Ffestiniog.

Student thesis: Doctor of Philosophy

Water relations of salt stressed wheat

Student thesis: Doctor of Philosophy

The application of recently developed techniques to Welsh Black Cattle in a group breeding scheme.

Student thesis: Doctor of Philosophy

The effects of selective logging methods on hydrological parameters in Peninsular Malaysia.

Student thesis: Doctor of Philosophy

Effects of water stress and salinity on contrasting wheat genotypes.

Student thesis: Doctor of Philosophy

'Shake' defects and wood structure variations in British oaks (Quercus SPP.).

Student thesis: Doctor of Philosophy

Variation of growth and reproduction in a marine bryozoan.

Student thesis: Doctor of Philosophy

Cryopreservation of ram semen for artificial insemination.

Student thesis: Doctor of Philosophy

Dimensional stabilisation by chemical modification of wood

Student thesis: Doctor of Philosophy