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

Ecophysiology of strains A and C of Potamophyrgus jenkinsi

Student thesis: Doctor of Philosophy

Growth and physiology of spring wheat under saline conditions.

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

Monitoring the condition of semi-natural vegetation: the application of remote sensing and geographical information systems (GIS)

Student thesis: Doctor of Philosophy

Studies on the biology of Schistosoma margrebowiei.

Student thesis: Doctor of Philosophy

The Paramo vegetation of Ecuador : the community ecology, dynamics and productivity of tropical grasslands in the Andes.

Supervisor: Oxley, R. (Supervisor)

Student thesis: Doctor of Philosophy

Studies on the ant-fungus mutualism in leafcutting ants, Formicidae: attini.

Student thesis: Doctor of Philosophy

Ecological studies on the tick Dermacentor reticulatis.

Student thesis: Doctor of Philosophy

Ex-post cost-benefit analysis of village woodlots of Gujarat, India.

Student thesis: Doctor of Philosophy

The genetics of geographically structured populations.

Student thesis: Doctor of Philosophy

Effects of temperature and waterlogging on cotton seedlings roots

Student thesis: Doctor of Philosophy

Some fertility problems associated with Kuwaiti calcareous soil and brackish irrigation water.

Student thesis: Doctor of Philosophy

The biology and control of Riccadoella limacum (Schrank), a mite pest of farmed snails.

Supervisor: Runham, N. (Supervisor)

Student thesis: Doctor of Philosophy

The role of potassium as an osmoticum in barley leaf cells.

Student thesis: Doctor of Philosophy

Trees and indigenous ecological knowledge about agroforestry practices in the rangelands of Shinyanga Region, Tanzania.

Student thesis: Doctor of Philosophy

A knowledge-based systems approach to agroforestry research and extension.

Student thesis: Doctor of Philosophy

Genetic resources and selection methods for drought and salinity resistance in durum wheat

Student thesis: Doctor of Philosophy

The availability, quality and processing aspects of gum arabic from Kenya.

Student thesis: Doctor of Philosophy

Farmers, ecological knowledge about the management and use of farmland tree fodder resources in the mid-hills of eastern Nepal

Supervisor: Sinclair, F. (Supervisor)

Student thesis: Doctor of Philosophy

Leaf ion concentrations and salt tolerance in barley.

Student thesis: Doctor of Philosophy

Holocene environmental and pedogenic history of the Hiraethog Moors, Clwyd

Student thesis: Doctor of Philosophy

Strategic study of forest development policy : a model for balancing demand and supply of forest resources in China.

Student thesis: Doctor of Philosophy

Epidemiology of the African armyworm (Spodoptera exempta) : intra- and interseasonal variability in outbreak severity in Eastern Africa in relation to weather and moth migration.

Student thesis: Doctor of Philosophy

The physiological ecology of the phase polymorphism in the African armyworm moth, Spodoptera exempta (Walker) (Lepidoptera: Noctuidae).

Student thesis: Doctor of Philosophy

An economic evaluation of agroforestry, forestry and agriculture projects in Orissa, India : with particular reference to financial profitability and basic needs fulfilment.

Student thesis: Doctor of Philosophy

The ecology and exploitation of yellowfin tuna, Thunnus albacares (Bonnaterre 1788) in the Pemba Channel, Kenya.

Student thesis: Doctor of Philosophy

Comparison of breeding strategies to improve salt tolerance of wheat (Triticum aestivum L.).

Student thesis: Doctor of Philosophy

Immunobiology of Eledone cirrhosa (Lamarck).

Student thesis: Doctor of Philosophy

Management of Vitellaria paradoxa in Guinea savanna rangelands in Ghana.

Supervisor: Hall, J. (Supervisor)

Student thesis: Doctor of Philosophy

The ecology and management of traditional homegardens in Bangladesh.

Student thesis: Doctor of Philosophy

Farmers' knowledge and the development of complex agroforestry practices in Sri Lanka.

Student thesis: Doctor of Philosophy

Phosphate and micronutrient behaviour under flooded and aerated soil conditions

Student thesis: Doctor of Philosophy

Conservation and ecotourism in Kibale National Park, Uganda.

Student thesis: Doctor of Philosophy

Indigenous ecological knowledge about the sustainability of tea gardens in the hill evergreen forest of Northern Thailand.

Student thesis: Doctor of Philosophy

Project appraisal under risk, threat and uncertainty : a case study of the afforestation project of Bihar, India.

Student thesis: Doctor of Philosophy

A study of the midgut (reservoir zone) and haemolymph lectins of the stable fly, Stomoxys calcitrans.

Student thesis: Doctor of Philosophy

Dimensional instability of cement bonded particleboard : understanding its occurrence and reducing its magnitude

Student thesis: Doctor of Philosophy

Parkia biglobosa (Jasq.) benth. in Nigeria : a resource assessment.

Student thesis: Doctor of Philosophy

The effects of seed origin and site on the amenability of Sitka spruce to preservative treatment

Student thesis: Doctor of Philosophy

Genetic and phenotypic variation in two marine bryozoans.

Student thesis: Doctor of Philosophy

Topographic learning and memory in habitat selection by Lipophrys pholis L.

Student thesis: Doctor of Philosophy

Why does the environment matter? : an analysis of environmental and development ethics within the debate on sustainability and social justice

Supervisor: Cooper, R. (Supervisor)

Student thesis: Doctor of Philosophy

Conducting polymers for use in supercapacitors : an electrochemical and spectroelectrochemical investigation into low bandgap thiophene derivatives.

Student thesis: Doctor of Philosophy

Livestock production and food security in a changing socio-cultural environment due to involuntary relocation of agro-pastoralists into semi-arid areas of Makueni District, Kenya.

Student thesis: Doctor of Philosophy

Phosphorus redistribution in acid archaeological soils from North Wales.

Student thesis: Doctor of Philosophy

The decay resistance of chemically modified softwood.

Student thesis: Doctor of Philosophy

The role of the apoplast as an osmotic compartment in Suaeda maritima L. Dum. and Beta vulgaris L.

Student thesis: Doctor of Philosophy

Economic assessment of reduced impact logging in Sabah, Malaysia.

Student thesis: Doctor of Philosophy

The synthesis of novel homochiral polymers derived from amino acids

Supervisor: North, M. (Supervisor)

Student thesis: Doctor of Philosophy