1. Kahia, W.J. and J.B.O. Owuor (1990). In vitro propagation of the new disease resistant Coffea Arabica

in Kenya 55:901-905

2. Kahia W.J. (1993). Plantlet regeneration from In vitro shoot culture of Coffea arabica Kenya Coffee 58:1467-1471

3. Kahia W.J. (1999). In Vitro propagation of the Disease resistant cultivar –Ruiru 11. PhD thesis, University of London

4.Kahia W.J., Mantel, S.H and Kahangi M.E. Induction by thiadiazuron of direct embryos from leaf explant (in press)

5. Kahia W.J., Mantell, S. H and Kahangi, M.E. Effects of carbohydrates sources on regeneration and quality of

coffee somatic embryos (in press)

6. Kahia, W.J. Mantell, S.H. and Kahangi, M.E (2004). The use of Gibberellic acid to induce somatic embryos

in coffee. A paper presented at the 20^th ASIC conference held in Bangolore India October 11-15 2004

7. Kuyah Shem P.K. Njenga and Kahia J.W. (2005) Micropropagation of Bambusia vulgaris in Kenya: Natures gift with a myriad uses.

A paper presented at 2005 JKUAT Scientiffic, Technological and Industrialization Conference on

" Leveraging Indigenous Products and Technologies through Research for Industrialization and Development"27th - 28th October 2005, Nairobi, Kenya.

8.Njenga P.K. Ngumi V. Kahia W.j., and Odee David (2005) Ixora scheffdleri subsp keniensis: 

A critically endangered endemic .Kenyan hardwood species:- A case study for conservation. A paper presented at 2005 

JKUAT Scientiffic, Technological and Industrialization Conference on 

" Leveraging Indigenous Products and Technologies through Research for Industrialization and Development"27th - 28th October 2005, Nairobi, Kenya.