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

Seasonal changes in the plankton of inshore waters: with special reference to the life history of certate copepods

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 population biology of Littorina obtusata (L) (Gastropoda: Prosobranchiata).

Student thesis: Doctor of Philosophy

The natural vegetation of the Sabah and natural regeneration of the Dipterocarp Forests.

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

Topological groupoids: coverings and universal constructions

Student thesis: Doctor of Philosophy

A study of excretion in the slug Agriolimax reticulatus

Student thesis: Doctor of Philosophy

Feeding and growth in an inshore population of plaice, Pleuronectes Platessa L

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

Electrophilic Substitution in Aromatic Systems

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

Factors influencing competition and mortality in barnacles.

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

The distribution and biodegradation of urea in costal waters

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

Basic needs fulfilment and the evaluation of land use alternatives with special reference to forestry in Kerala State, India.

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

Some aspects of growth and behaviour in the juvenile lobster HOMARUS GAMMARUS (LINNAEUS)

Student thesis: Doctor of Philosophy

The dynamics of small-scale fronts in estuaries.

Student thesis: Doctor of Philosophy

Digestion and the systemic control of appitite in the dab, Limanda limanda (L.)

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

The application of new techniques to the study of planktonic organisms.

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

The phytoplankton of the southern ocean: some factors affecting its distribution during the austral summer of 1978/79

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

Hormones in Cirripedes

Supervisor: Walker, G. (Supervisor)

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

An investigation of microstrip antennas and their feeder structures.

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

Computer-aided control system design using optimization methods.

Student thesis: Doctor of Philosophy

Finite element studies of the Korteweg-de Vries equation.

Student thesis: Doctor of Philosophy

The application of Biot's theory to sea-bed sediments.

Supervisor: Taylor Smith, D. (External person) (Supervisor)

Student thesis: Doctor of Philosophy

Studies on the acceptability and digestibility of artificial diets by crustacea.

Student thesis: Doctor of Philosophy

Sedimentary processes in the Dwyryd estuary.

Student thesis: Doctor of Philosophy

Seasonal and tidal cycles of suspended particulates in the Irish Sea

Student thesis: Doctor of Philosophy

The coulometric determination of total inorganic carbon in seawater and the study of the inter-relationship between the planktonic metabolism of carbon dioxide and oxygen.

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

Fatty acid metabolism in a flexibacterium and its role in crustacean nutrition

Supervisor: Floodgate, G. (External person) (Supervisor)

Student thesis: Doctor of Philosophy

Water relations of salt stressed wheat

Student thesis: Doctor of Philosophy

Advanced avalanche photodiode receivers in optical communications.

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

Growth and survival of Penaeus monodon (Fabricius) larvae and postlarvae on natural and artificial diets.

Student thesis: Doctor of Philosophy

Investigations into the biotechnological applications of dielectrophoresis.

Student thesis: Doctor of Philosophy

Geophysical properties of surficial sediments : textural and biological controls.

Supervisor: Jago, C. (Supervisor)

Student thesis: Doctor of Philosophy

A study of electro-active properties of polymer/ceramic comosites

Student thesis: Doctor of Philosophy

Studies on the development and nutrition of the caridean prawn Macrobrachium rosenbergii (de man) (Crustacea: decapoda).

Student thesis: Doctor of Philosophy

Studies on micro algal fine-structure, taxonomy and systematics : cryptophyceae and bacillariophyceae.

Student thesis: Doctor of Philosophy

Effects of water stress and salinity on contrasting wheat genotypes.

Student thesis: Doctor of Philosophy

Shear dispersion in the surface layers of the sea.

Student thesis: Doctor of Philosophy

Behavioural responses of the shore crab Carcinus maenus to salinity variation.

Student thesis: Doctor of Philosophy

The characterisation of thin insulating films on metal electrodes immersed in aqueous electrolytes using the AC Admittance Technique.

Student thesis: Doctor of Philosophy

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

Student thesis: Doctor of Philosophy

Aspects of the biology of Sacculina carcini (Crustacea: cirripeda: rhizocephala), with particular emphasis on the larval energy budget.

Student thesis: Doctor of Philosophy

Late Quaternary benthonic Foraminiferal stratigraphy the western U.K. Continental Shelf.

Student thesis: Doctor of Philosophy

Variation of growth and reproduction in a marine bryozoan.

Student thesis: Doctor of Philosophy

Postglacial vegetational dynamics in Lowland North Wales.

Student thesis: Doctor of Philosophy

Trace elements and polychlorinated biphenyl (PCB) congeners in Liverpool Bay sediments.

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

Ecophysiology of strains A and C of Potamophyrgus jenkinsi

Student thesis: Doctor of Philosophy

Geophysical/sedimentological studies of a Quaternary tidal delta system

Student thesis: Doctor of Philosophy

Growth and physiology of spring wheat under saline conditions.

Student thesis: Doctor of Philosophy

High capacity optical fibre transmission systems.

Student thesis: Doctor of Philosophy

Sedimentological, geophysical and oceanographic studies of postglacial and contemporary sedimentary processes of the NE Menai Strait and Conwy Bay (Wales, U.K.)

Student thesis: Doctor of Philosophy

Stratigraphy and palaeobotany of Middle Pleistocene interglacial deposits in the North Sea.

Student thesis: Doctor of Philosophy

The post-glacial evolution and present-day sedimentary processes of the Mawddach Estuary

Student thesis: Doctor of Philosophy

Investigation of real-time spectral analysis techniques for use with pulsed ultrasonic doppler blood flow detectors.

Student thesis: Doctor of Philosophy

Seismo-acoustic investigations of consolidated phenomena.

Student thesis: Doctor of Philosophy

The community photosynthetic quotient and the assimilation of nitrogen by oceanic plankton.

Student thesis: Doctor of Philosophy

The management and utilisation of white clover/perennial ryegrass and perennial ryegrass swards in relation to milk production and behaviour of dairy cattle.

Student thesis: Doctor of Philosophy

The protection of wood against fungal decay by isocyanate chemical modification.

Student thesis: Doctor of Philosophy