Porth Ymchwil

Ysgol Gwyddorau Amgylcheddol a Naturiol

701 - 786 o blith 786Maint y tudalen: 100
Trefnu yn ôl: Blwyddyn ddyfarnu
  1. 1996

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

    Awdur: Shukla, D. K., Rhag 1996

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  3. Conservation and ecotourism in Kibale National Park, Uganda.

    Awdur: Obua, J., Meh 1996

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Preechapanya, P., Meh 1996

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  5. Phosphate and micronutrient behaviour under flooded and aerated soil conditions

    Awdur: Ahmad, F., Mai 1996

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Hitinayake, H. M. G. S. B., Ebr 1996

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  7. The ecology and management of traditional homegardens in Bangladesh.

    Awdur: Millat-e-Mustafa, M., Chwef 1996

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Ahsan, M., Ion 1996

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  9. Immunobiology of Eledone cirrhosa (Lamarck).

    Awdur: Malham, S. K., Ion 1996

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  10. Management of Vitellaria paradoxa in Guinea savanna rangelands in Ghana.

    Awdur: Amaning, E. O., Ion 1996

    Goruchwylydd: Hall, J. (Goruchwylydd)

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  11. 1995

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

    Awdur: Hemphill, S., Medi 1995

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  16. Holocene environmental and pedogenic history of the Hiraethog Moors, Clwyd

    Awdur: Lascelles, D. B., Ion 1995

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Liu, A., Ion 1995

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  18. 1994

  19. Leaf ion concentrations and salt tolerance in barley.

    Awdur: i Lleonart, M. A., Rhag 1994

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Thapa, B., Hyd 1994

    Goruchwylydd: Sinclair, F. (Goruchwylydd)

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Chikamai, E. N. B., Ebr 1994

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Walker, D. H., Maw 1994

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Pecetti, L., Maw 1994

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  24. Effects of temperature and waterlogging on cotton seedlings roots

    Awdur: Sheikh, S. A., Ion 1994

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Al-Ghawas, S. A. A., Ion 1994

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Graham, F. J., Ion 1994

    Goruchwylydd: Runham, N. (Goruchwylydd)

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Hinde, P., Ion 1994

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Kilahama, F. B., Ion 1994

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  29. 1993

  30. The genetics of geographically structured populations.

    Awdur: Goudet, J., Hyd 1993

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Khan, J. A., Medi 1993

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  32. Ecological studies on the tick Dermacentor reticulatis.

    Awdur: Tharme, A. P., Chwef 1993

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Bass, M., Ion 1993

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  34. 1992

  35. Studies on the biology of Schistosoma margrebowiei.

    Awdur: Ahari, E. E., Rhag 1992

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Ramsay, P. M., Rhag 1992

    Goruchwylydd: Oxley, R. (Goruchwylydd)

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Williams, J. H., Tach 1992

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Cardias, M. D. F. C., Meh 1992

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  40. Cryopreservation of ram semen for artificial insemination.

    Awdur: Ahangari, Y. J., Ion 1992

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  41. Dimensional stabilisation by chemical modification of wood

    Awdur: Martins, V. A., Ion 1992

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  42. Ecophysiology of strains A and C of Potamophyrgus jenkinsi

    Awdur: Soares, A., Ion 1992

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  43. Growth and physiology of spring wheat under saline conditions.

    Awdur: Iqbal, R. M., Ion 1992

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  44. 1991

  45. Variation of growth and reproduction in a marine bryozoan.

    Awdur: Hunter, E., Hyd 1991

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Henman, G. S., Medi 1991

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  47. Effects of water stress and salinity on contrasting wheat genotypes.

    Awdur: Mallah, A. N., Ion 1991

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  48. 1990

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

    Awdur: Brown, C. M., Ebr 1990

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Nik, A. R. H., Ebr 1990

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  51. Water relations of salt stressed wheat

    Awdur: Arif, H., Ion 1990

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  52. 1989

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

    Awdur: Hockley, T. G., Hyd 1989

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  54. 1988

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

    Awdur: Oppong, F. K., Hyd 1988

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  56. Cost benefit analysis and sustained yield forestry in India.

    Awdur: Kumar, P. J. D., Ion 1988

    Goruchwylydd: Price, C. (Goruchwylydd)

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  57. 1987

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

    Awdur: Sabri, W. M. W., Tach 1987

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  60. Studies of leaf growth in barley

    Awdur: Maan, A. A. S., Ion 1987

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  61. 1986

  62. Geochemical and mineralogical studies of the weathering of Silurian argillaceous rocks

    Awdur: Chapman, P., Medi 1986

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Fryer, S. E., Maw 1986

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  64. Physiological aspects of tillering in barley (Hordeum distichum).

    Awdur: Woodward, E. J., Ion 1986

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  65. Studies in cyclopropene chemistry.

    Awdur: Dulayymi, A. R. A., Ion 1986

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  66. 1985

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

    Awdur: Christensen, J. B., Rhag 1985

    Goruchwylydd: Price, C. (Goruchwylydd)

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Ap Dewi, I., Chwef 1985

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Mackenzie, S., Ion 1985

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  70. Carbon Allocation in Barley Plants

    Awdur: Farrar, S., 1985

    Goruchwylydd: Farrar, J. F. (Unigolyn allanol) (Goruchwylydd)

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  71. 1984

  72. The biology of reproduction in two British pulmonate slugs.

    Awdur: Nicholas, J., Hyd 1984

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  73. 1983

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

    Awdur: Parker, W. E., Medi 1983

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  75. Demography of animal modular colonies.

    Awdur: Cancino, J. M., Meh 1983

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Baleela, A. R. H., Ion 1983

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  77. 1982

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

    Awdur: Razzaque, M. A., Medi 1982

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  79. 1981

  80. Biosystematic and cytological studies of mosses and liverworts.

    Awdur: Abderrahman, S. M. M., Rhag 1981

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  81. Studies on the ecology of Littorina Obtusata

    Awdur: Hollingworth, C. E., Medi 1981

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Mahmoud, F. M. S., Mai 1981

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  83. Micronutrient studies on cotton growth on Syrian calcareous soils.

    Awdur: Mohammad, S. Y., Maw 1981

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  84. 1980

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

    Awdur: Arene, F. O. I., Tach 1980

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  86. Food selection by the rabbit.

    Awdur: Soane, G. A., Ion 1980

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Minjarez, R. D., Ion 1980

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  88. 1979

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

    Awdur: Sakkas, G. A., Ion 1979

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  90. Studies in Antarctic palaeobotany.

    Awdur: Lucas, R. C., Ion 1979

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Linnard, W., Ion 1979

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  92. 1974

  93. A study of excretion in the slug Agriolimax reticulatus

    Awdur: Garner, J., Medi 1974

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  94. 1973

  95. The effects of trampling and vehicles on natural vegetation.

    Awdur: Liddle, M., Mai 1973

    Goruchwylydd: P. Greig-Smith, P. (Unigolyn allanol) (Goruchwylydd)

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  96. 1970

  97. Studies on organ cultures of slug reproductive tracts

    Awdur: Bailey, T. G., Medi 1970

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  98. 1968

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

    Awdur: Buse, A., Medi 1968

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  100. 1966

  101. Studies in the flora of the Rhynie chert

    Awdur: Saadawy, W. E., Meh 1966

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  102. Studies on plant microfossils from the Carboniferous of North Wales

    Awdur: Hibbert, F. A., Ebr 1966

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Williams, P., Ion 1966

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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

    Awdur: Akhtar, M., 1966

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  106. 1965

  107. Comparative studies in the pathology of radiomimetic conditions

    Awdur: Mason, J., Medi 1965

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  108. 1963

  109. An ecological study of Chaetogaster limnaei( von Baer)

    Awdur: Gruffydd, L. D., Ebr 1963

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  110. 1959

  111. Calcareous algae of the silurian of the Welsh border

    Awdur: Green, H., Ebr 1959

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

  112. 1958

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

    Awdur: Agnew, S., 5 Mai 1958

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

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