1. 1988
2. Studies of the biological activity of a novel herbicide (Triasulfuron) including studies of mobility and persistence in soils.

   Author: Oppong, F. K., Oct 1988

   Student thesis: Doctor of Philosophy

3. 1989
4. Vegetation succession following the clearance of Rhododendron in the Vale of Ffestiniog.

   Author: Hockley, T. G., Oct 1989

   Student thesis: Doctor of Philosophy

5. 1990
6. Water relations of salt stressed wheat

   Author: Arif, H., Jan 1990

   Student thesis: Doctor of Philosophy

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

   Author: Brown, C. M., Apr 1990

   Student thesis: Doctor of Philosophy

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

   Author: Nik, A. R. H., Apr 1990

   Student thesis: Doctor of Philosophy

9. 1991
10. Effects of water stress and salinity on contrasting wheat genotypes.

    Author: Mallah, A. N., Jan 1991

    Student thesis: Doctor of Philosophy

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

    Author: Henman, G. S., Sept 1991

    Student thesis: Doctor of Philosophy

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

    Author: Hunter, E., Oct 1991

    Student thesis: Doctor of Philosophy

13. 1992
14. Cryopreservation of ram semen for artificial insemination.

    Author: Ahangari, Y. J., Jan 1992

    Student thesis: Doctor of Philosophy

15. Dimensional stabilisation by chemical modification of wood

    Author: Martins, V. A., Jan 1992

    Student thesis: Doctor of Philosophy