1. Kimemia, J. K. (1990). Agricultural research and extension: Linkages with small scale farmers. A case study in Kumba agro ecological zone, South West Province, Cameroon. A Farming System Analysis Paper prepared for the International Course for development oriented Research in Agriculture (ICRA). Wageningen Netherlands.

2. Kimemia, J. K. (1997). Current observations and future trends in organic coffee production in Kenya. In Proceedings of the 17^th International Scientific Colloquium on Coffee. Nairobi, Kenya 558-563.

3. Kimemia, J. K (1998). Studies on green manure application and intercropping in Coffea arabica L. production. PhD thesis University of Nairobi

4. Kimemia, J.K. (2001). The influence of intercropping coffee plants (Coffea arabica L.,) with perennial fruit trees in the high altitude in Kenya on coffee yields and quality. In Proceedings of the 19^th International Scientific Colloquium on Coffee. Trieste, Italy. 14-18 May 2001.

5. Kimemia, J.K. (2001). Soil moisture dynamics in an arabica coffee-fruit tree intercropping systems in Kenyan. In Proceedings of the 19^th International Scientific Colloquium on Coffee. Trieste, Italy. 14-18 May 2001

6. Kimemia, J.K. (2004). Effect of shade on the growth and yield of young arabica coffee trees in Kenya. In Proceedings of the 20^th International Scientific Colloquium on Coffee. Bangalore, India. 11 – 15 October 2004.

7. Kimemia, J.K. (2004). Principles and practices of intercropping in coffee Proceedings of the 20^th International Scientific Colloquium on Coffee. Bangalore, India. 11 – 15 October 2004

8. Kimemia J. K. and J. Mburu Njoroge (1988). Effect of shade on coffee - A review. Kenya Coffee 53: 387-391.

9. Kimemia J. K. and J. Mburu Njoroge (1991). The potential of reducing herbicide application rates and volume in Kenyan coffee. Brighton Crop Protection Conference Monogram 1: 275-278.

10. Kimemia, J.K. and N.N. Kaminchia (1994). Arabica coffee management in Kenya. Kenya Coffee, 59: 1811 - 1816.

11. Kimemia, J.K. and J. Mburu Njoroge (1994). Prospects of organic coffee production in Kenya: A review. Kenya Coffee, 59: 1847 - 1849.

12. Kimemia, J.K. and J. Mburu Njoroge (1997). Effects of deflowering and primary branch removal on yield and size of coffee beans. Kenya Coffee, 62: 2522 - 2524.

13. Kimemia J.K. and J.M. Njoroge (2001).The effect of tree density and stem number on yields of Arabica coffee cv. Ruiru 11 during the second production phase after establishment in Kenya. Journal Of Hort. Science.(In press)

14. Kimemia, J. K., J.A. Chweya and J.O. Nyabundi (1999). The effect of green manure application to coffee plant growth, yield and quality. In Proceedings of the 18^th International Scientific Colloquium on Coffee. Helsinki Finland 1-4th August 1999 pp 426 - 429.

15. Kimemia, J. K., J.A. Chweya and J.O. Nyabundi (2000). Green manure application to coffee plants after establishment I: Green Manure decomposition and nitrogen mineralization. Kenya Coffee 66:3046-3051

16. Kimemia, J. K., J.A. Chweya and J.O. Nyabundi (2000). Green manure application to coffee plants after establishment II: Effect on soil properties. Kenya Coffee 66:3052-3057

17. Kimemia, J. K., J.A. Chweya and J.O. Nyabundi (2000) Intercropping Coffea arabica with annual food crops during change of cycle: Effect on quality and yield. Kenya Coffee (In press)

18. Kimemia, J. K., J.A. Chweya and J.O. Nyabundi (2000). The influence of intercropping coffee plants Coffea arabica with perennial fruit trees on coffee plant growth, yield and quality. Kenya coffee (In press)

19. Michori P.K., C.O. Agwanda and J.K. Kimemia (1999). Coffee varieties, qualities and organic coffee production: Paper presented at the Liberalization and New Developments in the Coffee Sector Workshop: Mild Coffee Trade Association, Nairobi Kenya 18th June 1999.

20. Njoroge J. M., E. Mwakha and J. K. Kimemia (1989). Initial assessment of nitrogen rates and yield potential of Robusta coffee in Kenya. Kenya Coffee 54:677-683.

21. Njoroge J. M. and J. K. Kimemia (1989). A comparison of different weed control methods in Kenya coffee. Kenya Coffee 55:863-870.

22. Njoroge J. M., E. Mwakha and J. K. Kimemia (1990). Effects of planting hole size and farmyard manure rates on establishment of high density Arabica coffee. Kenya Coffee 55: 775-787.

23. Njoroge J.M. and J. K. Kimemia (1991). Field performance of Diuron 80% Flo. Paraquat 25 SL and Glyphosate 120 g/l herbicide on weed control in coffee. Kenya Coffee 57: 1291 - 1296.

24. Njoroge J.M. and J.K. Kimemia (1991). Use of foliage applied herbicides at low rates and volume on annual weed control in Kenya. Kenya Coffee 57: 1273 - 1278.

25. Njoroge J. M. and J. K. Kimemia (1993). Current intercropping observations and future trends in Arabica coffee Kenya. Outlook in Agriculture 22: 43 - 48.

26. Njoroge J.M. and J.K. Kimemia (1993). Performance of Sulfosate 480 g/l (Touchdown) and Basta 14 SL herbicides on weed control and yields of coffee in Kenya. Kenya Coffee, 58: 1625 - 1628.

27. Njoroge J.M. and J.K. Kimemia (1994). Influence of tree training and plant density on yields of an improved cultivar of Coffea arabica L. Experimental Agriculture, 30: 89 - 94.

28. Njoroge J.M., J.K. Kimemia and A.M. Karanja (1994). Evaluation of replacement methods of established uncapped Arabica coffee with a new improved cultivar. Experimental Agriculture, 30: 217 - 221.

29. Njoroge, J.M. and J.K. Kimemia (1995). Effects on the yield and growth of a young compact arabica coffee hybrid of intercropping with food crops in three agro-ecozones in Kenya. Experimental Agriculture, 31: 49 - 55.

30. Njoroge, J.M. and J.K. Kimemia (1995). Economic benefits of intercropping young Arabica and Robusta coffee with annual food crops in Kenya. Outlook in Agriculture, 22: 43 - 48.

31. Njoroge, J.M. and J.K. Kimemia (1999). Effects of planting hole size and manure rates on yield of Arabica coffee hybrids at establishment in Kenya. Discovery and Innovation 11:65-68

32. Nyabundi, K.W and J.K. Kimemia (1998). Difficult weeds in Kenya- A review. Kenya Coffee 63:2747-2751.

33. Nyambo, B.T., J.K. Kimemia and M. Kimani 1996. Final report on the implementation of a pilot project for IPM in vegetable and cash crop smallholder Farming systems in Kenya. Collaborative project between International Institute of Biological Control (IIBC), Coffee Research Foundation (CRF) and Kenya Institute Of Organic Farming (KIOF). 24p

34. Nyambo, B.T., J.K. Kimemia and M. Kimani. 1997. Farmer participatory IPM research and extension: experience in Kenya. In Proceedings of the 17^th International Scientific Colloquium on Coffee. Nairobi, Kenya 338-347.