1. 2018
2. Natural regeneration models for Sitka spruce and other conifers in continuous cover forestry

   Bianchi, S. (Awdur), Gibbons, J. (Goruchwylydd) & Cahalan, C. (Goruchwylydd), Ion 2018

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

3. 2015
4. Variation in seed ecophysiology and temperature requirements for germination in Pinus Sylvestris

   Rampart, M. (Awdur), Cahalan, C. (Goruchwylydd), Hyd 2015

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

5. 2013
6. Adaptation of ash (Fraxinus exelsior L.) to climate change

   Clark, J. (Awdur), Cahalan, C. (Goruchwylydd), Ebr 2013

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

7. 2007
8. Landscape-scale genetic diversity in Fraxinus excelsior L. : genetic structure within and among populations and the influence of regeneration practices on genetic variation

   Spencer-Vellacott, P. (Awdur), Cahalan, C. (Goruchwylydd), Maw 2007

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

9. 2006
10. Genetic variation of Castanea sativa Mill

    Buck, E. J. (Awdur), Cahalan, C. (Goruchwylydd), Maw 2006

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

11. Genotype, environment and disease resistance in hill sheep

    Pritchard, T. C. (Awdur), Cahalan, C. (Goruchwylydd) & Ap Dewi, I. (Goruchwylydd), 2006

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth