Conference papers

  1. Alwanga, S, Othieno, C, Okalebo, R, Ngetich, W, Esilaba, A and Kizito Kwena. (2016). Synergistic effects of water harvesting and fertilizer application on water use efficiency of maize in Machakos County. 3rd International Interdisciplinary Conference (IIC3), 7-9 September 2016, University of Eldoret, Eldoret, Kenya.
  2. Appolinaire Djikeng, Idupulapati M Rao, Donald Njarui, Mupenzi Mutimura, John Caradus, Sita R Ghimire, Linda Johnson, Juan A Cardoso, Monday Ahonsi, Segenet Kelemu (2013) Climate-smart Brachiaria grasses for improving livestock production in East Africa . In: Proceedings 22nd International Grassland Congress,15-19 September 2013, David l Michalk, Geoffrey d Millar, Warwick b Badgery and Kim M Broadfoot (eds) Revitalising grasslands to sustain our communities. pp 1333-1334. ISBN: 978-1-74256-543-9
  3. Donald M.G. Njarui, Clotilda O. Nekesa, Elkana M. Nyambati, Mwangi Gatheru, Sita R. Ghimire, Joseph G. Mureithi 2015 Establishment and early growth of improved Brachiaria cultivars in different agro-ecological zones of Kenya. Paper presented in the23rd International Grassland Congress, November 20-24, New Dehli, India. Paper ID: 1572. http://www.internationalgrasslands.org/files/igc/publications/2015/1572.pdf
  4. Njarui, D.M.G., Gichangi, E.M., Mwangi Gatheru, Njunie, M.N., Nyambati, E. Keziah W Ndungu, Joseph G. Mureithi and Sita R Ghimire 2015 Identification of niches for integration of Brachiaria grasses in smallholder mixed crop-livestock farming systems in Kenya. Paper presented in the23rd International Grassland Congress, November 20-24, New Dehli, india. Paper ID: 355. http://www.internationalgrasslands.org/files/igc/publications/2015/355.pdf
  5. Emongor, R, Razaka, Kayanga, S, Mogaka, H, Kwena Kwena, Dereje, A, Serge, L, Esilaba, A and K, Woldearegay (2016). Bringing Climate Smart Agriculture to Scale: The Role of Social Learning. Regional Scientific Symposium on Climate Smart Agriculture, 29-30 September 2016, Lusaka, Zambia.
  6. Emongor, R.A, Esilaba, A.O, Nyongesa, D, Bikketi, E.M and Kwena Kizito. (2015). Prospects for Climate Smart Agriculture in Mwania watershed in Kenya. The 28th Bi-Annual Conference of the Soil Science Society of East Africa (SSSEA) &African Meeting of the International Year of Soils, 23-27 November 2015, Morogoro, Tanzania.
  7. Esilaba, A, Kwena Kizito, Ruttoh, R and Okoti, M.O. (2015). Moving beyond climate smart agriculture to climate smart landscapes in Kenya. The 28th Bi-Annual Conference of the Soil Science Society of East Africa (SSSEA) & African Meeting of the International Year of Soils, 23-27th November 2015, Morogoro, Tanzania.
  8. Gachimbi, L.N., Maitima, J.M. and Kathuli, P. (2003). Relationship between land use change, soil fertility and erosion across different agro-ecological zones in south eastern slopes of Mt. Kenya. Paper published in 21st AGM Conference of SSSEA proceedings, Shirikwa hotel, Edoret-Kenya. (2003).
  9. Gathua, J.W.K., Ayaga, G.O., Chek, A.L., Gachini, G.N., Kathuli, P. and Ngaruiya, J. (2001). Standardized methods of soil and plant analysis. KARI, NARL Nairobi, Kenya.
  10. Gichangi E.M., Njarui, D.M.G., Sita Ghimire, Mwangi Gatheru and Ndung’u-Magiroi K.W. (2016). Effects of Brachiaria grass cultivars on soil aggregation and stability in the semi-arid eastern Kenya . In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga R.W. (eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp.201-216
  11. Gichangi, E. M., Njarui, D.M.G., Mwangi Gatheru, Ndung’u-Magiroi K.W. and Sita Ghimire (2016). Effects of Brachiaria grass cultivars on soil microbial biomass carbon, nitrogen and phosphorus in soils of the semi arid eastern Kenya. In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga RW (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp.179-193.
  12. Gichangi, E.M. and Njarui, D.M.G. (2016). Plant shoots and roots biomass of Brachiaria grass cultivars sown in the semi-arid eastern Kenya and the effects on soil carbon. In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga RW (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp.217-228
  13. Gichangi, E.M., Jones, R.K., Njarui, D.M., Simpson, J.R., Mututho, J.M.N. and Kitheka, S.K. (1992). Pitting practices for rehabilitating eroded grazing lands in the semi-arid tropics of Eastern Kenya: a progress report. In: Hurni, H. and Tato, K. (Eds). Erosion, Conservation and small-scale farming. Proceeding of the 6th International Soil Conservation Conference of the International Soil Conservation Organisation (ISCO) held in Ethiopia and Kenya 6-18 November 1989. Missouri, pp 313-327.
  14. Gitari, J.N. and Njarui, D.M.G. (2016). Potential for seed production of Brachiaria grass cultivars in the central highlands of Kenya. In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga RW (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp. 246-253.
  15. Itabari J. K.: D. Njarui M. G. and Kathuli P. 2013. Potential of micro-scale drip irrigation in increasing productivity of vegetables and livelihoods of smallholder crop-livestock farmers in semi-arid eastern Kenya. Research in Eastern Central Africa) end of Livestock and Fisheries Programme Scientific Conference held in, Dar-es-Salaam, Tanzania. 26-29 November 2013.
  16. Itabari,J.K., Njarui, D.M.G. and Kathuli, P. (2013). Soil fertility status, quality of available manure and its implication on soil fertility maintenance in the peri-urban areas of semi-arid eastern Kenya. In: Joint Proceedings of the 27th Soil Science Society of East Africa and the 6th African Soil Science SocietyConferenceheld 20 - 25 October 2013 Nakuru, Kenya pp. 438-446.
  17. Itabari, J.K., Njarui, D.M.G., Mwangi Gatheru and Mutuoki, T.K. (2013). Nutrient management practices for vegetable production in smallholder crop-livestock farming systems in the peri-urban areas of semi-arid eastern Kenya. Joint Proceedings of the 27th Soil Science Society of East Africa and the 6th African Soil Science SocietyConferenceheld 20-25 October 2013, Nakuru, Kenya. pp. 488-498
  18. Kabirizi J.M., Njarui D.M.G; Mwilawa A.; Minani E.; Mugerwa S., Zziwa E. and Nanyeenya W. (2013). Up-scaling climate smart agriculture technologies and innovations in resource poor crop-livestock production systems in Eastern and Central Africa. Paper presented in Second ASARECA General Assembly and Scientific Conference, 9thto 13th December 2013, Bujumbura, Burundi.
  19. Kabirizi, J.; Njarui, D.; Kaganda, S.; Itabari, J.K. (2012). Improving smallholder dairy production systems through participatory evaluation of climate change adaptation technologies and innovations. Paper presented during 8th Eastern and Southern Africa Dairy conference and exhibition, 25-27 April 2012, Kenyatta Conference Hall, Nairobi, Kenya.
  20. Kabirizi, J.M, Njarui, D.M.G., Itabari, J.K.; Kaganda, S., Nakiganda, A., Nanyennya, W.N., Nizigama, J. (2013). Enhancing Smallholder Dairy Production through Participatory Evaluation of Forages, Soil Fertility and Water Harvesting Innovations in ECA region. In: Ndikumana, J., Mburu, S. Zziwa, E. and Tenywa, J.S. (eds). Enhancing the competitive of livestock and fisher livelihoods in Eastern and Central Africa. Association for Strengthening Agricultural Research in Eastern Central Africa, pp 309-318. Entebbe, Uganda. ISBN 978-92-95070-96-7
  21. Kabirizi, J.M., Ndikumana J., Njarui D.M.G., Kaganda S., Mugerwa J., Mwilawa S., Minani, E., Nijimbere A., Wanyama J., Zziwa E.,Nanyeenya W. and Itabari, J. (2013) Climate change technologies for improved livelihoods of smallholder crop-livestock farmers in Eastern and Central Africa region.In: Finals of the 3rd Africa-wide women and young professionals in science competitions 15-16 July 2013. 6th Africa agriculture science week and Fara General Assembly, Accra, Ghana
  22. Kabirizi, J.M., Njarui, D.M.G., Itabari, J.K., Kaganda, S.Nakiganda A and. Nzigama J. (2013). Soil fertility management options in smallholder crop-livestock farming systems in Eastern and Central Africa region. In: Ndikumana, J., Mburu, S. Zziwa, E. and Tenywa, J.S. (eds). Enhancing the competitive of livestock and fisher livelihoods in Eastern and Central Africa. Association for Strengthening Agricultural Research in Eastern Central Africa, pp 276- 284. Entebbe, Uganda. ISBN 978-92-95070-96-7
  23. Kabirizi, J.M., Njarui, D.M.G., Itabari, J.K.; Mugerwa, S.; Nanyennya, W.N.; Kaganda, S., Nakiganda, A., Nizigama, J.; Namagembe, A.; Namazzi, C.; Milawa (2011). Crop-Livestock Integration for Sustainable Management of Natural Resources in the Eastern and Central Africa. Paper presented at the 1st ASARECA General Assembly 14-16 December 2011, Entebbe, Uganda.
  24. Kago, J. Njuguna, Njarui D.M.G. and Sita Ghimire (2016). Fungal endophyte communities of Brachiaria grass (Brachiaria spp.) in Kenya. In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga RW (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp.150-162.
  25. Kamidi, M. B. J., Ndung’u-Magiroi, K. W.,  Kifuko-Koech, M.N. and Njarui, D.M.G. (2016). The potential of Brachiaria grass cultivars to produce seed in north Western highlands of Kenya In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga RW (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp.254-261.
  26. Karanja, D.R., Kamau, E., Kavoi, J. Kisilu, R.K. J. Wambua, Musyoki, B., Mutia, G. and Makoani, W. (2017). Farmer preferences in improved drought-tolerant and micronutrient rich bush beans in eastern and central Rift Valley, Kenya.In: Technology options and interventions for improved food security and livelihoods in the ASALs. Proceedings of End of Project Conference. 25-27 April 2017. KALRO-HQ, Nairobi Kenya.
  27. Karimi, R., Nair, M. Ledesma, D., Mutisya, D.L. and Muthoni, L. (2017). Performance of green gram (mung bean) genotypes in the semi-arid environments of eastern Kenya.In: Technology options and interventions for improved food security and livelihoods in the ASALs. Proceedings of End of Project Conference. 25-27 April 2017. KALRO-HQ, Nairobi Kenya.
  28. Kathuli P and J.K. Itabari. (2013). In-situ soil moisture conservation: utilization and management of rainwater for crop production. Paper presented in 27th SSSEA and ASS conference held at Cathay Hotel-Nakuru-Kenya, 20-25/10/2013.
  29. Kathuli P1, Nguluu, S.N., Gatheru, J.M. and Maingi, S.W. (2011). Suitability of Modified Dilute Double Acid-Mehlich1 (0.1NHCL + 0.025NH2SO4) and Olsen (0.5MNaHCO3 pH 8.5) Methods for Testing of Available Phosphorus from soils in high and medium rainfall areas in Kenya. 26th conference of soil science society of east Africa. 21-24th Jinja Uganda.
  30. Kathuli, A.L Chek, M. Gateri, S.M. Kanyajua, R.L. Milikau, A. Muriuki, J.W. Onyango, E.G. Thuranira and D.K. Wamae. (1994). District wise fertilizer recommendations in Kenya (fertilizer use recommendation project (FURP). NARL. (1994).
  31. Kathuli, P and S.W. Maingi. (2000). Evaluation of Agronomic effectiveness of Minjingu Rock phosphate Using 32P Isotope Dilution Techniques.Proceedings of 15th AGM sportsman’s Arm Hotel Nanyuki, Kenya 1996. Published in SSSEA Proceedings 2000. ISBN No. 994-879-277.
  32. Kathuli, P, Nguluu, S.N., Musyoki, R., Fatuma Omari, Matimbii, S.M. and Mutunga, R. (2010). Effects of fertilizer and manure application on growth and adaptability of three common aloe species in semi-arid eastern Kenya. Proceedings of 12th KARI Biennial Conference held at KARI Hq. 8-12 Nov. 2010).
  33. Kathuli, P. and Nguluu, S.N. (2013). Contributions of Gliricidia prunings and fallow to sweet corn yield and nitrogen uptake in a humid tropical environment. Paper presented in 6th international conference held at Kampala, Uganda. 17-22/11/2013.
  34. Kathuli, P., Itabari, J.K., Sijali, I.V., Nguluu, S.N., Gatuthu, J.M., Kiaura, S.N., Suwe, G. and Mweki, R. (2016). Testing and upscaling sustainable technologies for soil salinity management in irrigated semi-arid lands of Taveta sub-County, Kenya. Paper presented at 12th IDDC conference Bibliotheca Alexandria, Cairo Egypt. 21-24 August 2016.
  35. Kathuli, P., Karanja, D.R. Karanja, Kisilu, R.K. and Njaimwe, A.N. (2017). Sorghum yield response to growth enhancer and zinc micronutrient in semi-arid eastern Kenya.In: Technology options and interventions for improved food security and livelihoods in the ASALs. Proceedings of End of Project Conference. 25-27 April 2017. KALRO-HQ, Nairobi Kenya.
  36. Kathuli, P., Langat, J.K. and Kibunja, C.N. (1993). Preliminary findings on the efficacy of Cofuna on organic humus as a soil ameriolator. Fertilizer use Recommendation Project (FURP) Proceedings of the workshop held at the green Hills Hotel, Nyeri may 27-28 1993. pp 86-91. Publisher NARL, editors A.W. Muriuki and S.M. Kanyanjua.
  37. Kathuli, P., Smithson, P.C., Mark Lijizenga and Thuranira, E.G. (2002). Towards recommendations of Minjingu rock phosphate fertilizer for maize growing in western Kenya. Paper published in 20th AGM. Conference Proceedings of SSSEA Mbale, Uganda, 3-5 December 2002.
  38. Kathuli. P and S.M. Nandwa. (2000).The limitations and potential use of cofuna as an organic fertilizer for maize production in Kenya. Paper published in 19th AGM Conference proceedings of SSSEA, Dec. 4-8. Mombasa Kenya.
  39. Kathuli. P. and Itabari, J.K. (2012). In-situ soil moisture conservation: utilization and management of rainwater for crop production in the arid and semi-arid lands of Kenya. Paper presented in Rain Water Harvesting Workshop at Wote, Makueni. 21-22 March 2012.
  40. Kisilu, R. Muia, J., Manyasa, E. and Karanja, D.R. (2017). The adaptability and performance of sorghum genotypes in the semi-arid dry highlands of Kenya.In: Technology options and interventions for improved food security and livelihoods in the ASALs. Proceedings of End of Project Conference. 25-27 April 2017. KALRO-HQ, Nairobi Kenya.
  41. Kisilu, R.K., Karanja, D.R. and Kamau, C.K. (2017). Farmer preferences in the cultivation and adoption of improved sorghum varieties in Kenya: A case study of adoption of sorghum varieties in Makueni County, eastern Kenya.In: Technology options and interventions for improved food security and livelihoods in the ASALs. Proceedings of End of Project Conference. 25-27 April 2017. KALRO-HQ, Nairobi Kenya.
  42. Kwena Kizito Dereje, A., Ademe, F., Serge, J., Nezeghty, A., Musana, B., Razaka, Woldearegay, K., Esilaba, A., Emongor, R. and Mogaka, H. (2016). Bringing climate smart agriculture to scale: Experiences from the Water Productivity Project. Regional Scientific Symposium on Climate Smart Agriculture, 29-30 September 2016, Lusaka, Zambia.
  43. Kwena Kizito Ndegwa, W, Imad, and H, Mogaka (2015). The Curse of Food Insecurity and Climate Change in Africa: Can Climate Smart Landscapes Play Savior? Regional Scientific Symposium on Climate Smart Agriculture, 23-27 November 2015, Nairobi, Kenya.
  44. Lumumba T. K. and Njarui D. (2013). Review of Agricultural Policy Interventions Targeting Transformation of the Dairy Value Chain in Kenya. Animal Production Society of Kenya. Proceedings of the Annual Scientific Symposium of the Animal Production Society of Kenya. GOLF HOTEL, Kakamega, Kenya 11th and 12th April 2013 Kakamega, Kenya 2012. Pp. 43-47.
  45. Lusweti C.M., Wanyama, J., Njarui, D., and Cheruiyot, D. T. (2011). Assessing Farm level Forage seed production and supply systems in Kenya. Paper presented at the Animal Production Society of Kenya Conference 2011; from 19th to 21st April 2011, Kitale, Kenya.
  46. Menin, L.K., Njarui, D.M., Beattie, W.M., R.K. Jones and B.A. Keating (1988). Adaptation of forage and browse legumes to the semi-arid mid-altitude of Kenya-an interim report. In: Dzowela, B.H. (ed) African Forage Germplasm and Extensive Livestock Production Systems. Proceedings of the third workshop held at the International Conference Centre, Arusha, Tanzania 27-30 April 1987. ILCA, Addis Ababa, Ethiopia. pp. 134-148. http://www.fao.org/Wairdocs/ILRI/x5491E/x5491e0j.htm.
  47. Morgan C. Mutoko,Wanyama J.M., Kiiya W.W., Ndungú K.W., Koech M.N., and Njarui D. 2015 Delineating niches for integration of Brachiaria grasses in smallholder crop-livestockfarming systems of Northwestern Kenya. 9th Egerton International Conference. 25-27 March, 2015
  48. Mugerwa, S., Njarui, D.M.G., Bakiker, S.A. and Nijimbere, A. (2013). A comparative analysis of the effect of phosphorus fertilizers on seed yield of Lablab purpureus in East and Central Africa. In: Ndikumana, J., Mburu, S. Zziwa, E. and Tenywa, J.S. (eds). Enhancing the competitive of livestock and fish livelihoods in Eastern and Central Africa. Association for Strengthening Agricultural Research in Eastern Central Africa, pp 291- 298. Entebbe, Uganda. ISBN 978-92-95070-96-7
  49. Mugo S., Gethi, J., Shuma J., Mutinda, C., Odongo, O., Ajanga, S., Ngeny, J., Sikinyi, E. and Tende, R. (2008). Testing and release of insect resistant maize varieties in Kenya through the national performance trials. Book of Abstracts. IRMA Project End-of-Phase II Conference. “Consolidating experiences from IRMA I and II: Achievements, lessons and prospects”. Nairobi, Kenya. Pp 30.
  50. Muinga, R.W., Njunie, M.N., Mwangi Gatheru and Njarui, D.M.G. (2016). The effects of Brachiaria grass cultivars on lactation performance of dairy cattle in Kenya. In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga RW (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp.229-237.
  51. Mungube, EO., Njarui, D.M.G., Kabirizi, J., Ndikumana, J. and Mwangi, G. (2013) Productive and fertility indicators of dairy cattle in selected small-scale dairy farms in the semi-arid Eastern Kenya. Paper presented in the ASARECA (Association for Strengthening Agricultural Research in Eastern Central Africa) end of Livestock and Fisheries Programme Scientific Conference held in, Dar es Salaam, Tanzania, from 26-29th November 2013
  52. Muriuki, A.K. and Qureshi, J.N. (2001). Fertilizer use manual for soil fertility and Plant nutrition Research Programme, 2001, KARI.
  53. Mutisya, D.L., Karanja, D.R., Kisilu, R., Mwangi, D.M. and Kamau, C.K. (2015).Effect of millet as trap crop for control of birds on white sorghum in eastern Kenya. In: 2nd International Chuka University Research Conference, on “Mainstreaming research and commercialization for sustainable development”. Chuka University, Kenya, 28-30th October 2015. pp 34. www.chuka.ac.ke.
  54. Mutisya, D.L., Karanja, D.R., Kisilu, R.K. and Mwangi, D.M. (2017). Yield advantage of sorghum grain harvest at soft dough stage to prevent bird damage.In: Technology options and interventions for improved food security and livelihoods in the ASALs. Proceedings of End of Project Conference. 25-27 April 2017. KALRO-HQ, Nairobi Kenya.
  55. Mwangi Gatheru, Njarui, D.M.G. and Gichangi, E.M. (2016) Participatory evaluation and selection of suitable Brachiaria grass cultivars for production in the semi-arid eastern Kenya. In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga RW (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp.124-131.
  56. Mwilawa, A.J., Kaganda, S., Sendallo, D., Njarui, D., Ndikumana J., Ngota, V. and Ngoda, P. (2012) Forage seed situation and future prospect in Tanzania. In Press-In Proceedings of the 35th Tanzania Society of Animal Production (TSAP), Scientific Conference held on 23rd to 26th October, 2012 at OlaSiti Garden, Arusha, Tanzania
  57. Mwilawa, A.J., Ngendello, A.M., Kabilizi, J. , Njarui D. , Ndikumana, J. Mashalla, B. and Rukiko, P. (2012). Silage making under smallholder dairy farmers: Experience in Mwanza Region, Lake zone. In Press-In Proceedings of the 35th Tanzania Society of Animal Production (TSAP), Scientific Conference held on 23rd to 26th October, 2012 at OlaSiti Garden, Arusha, Tanzania.
  58. Nakiganda, A., Nanyenya, N. W ., Omaria, R., Njarui, D. Kabirizi, J., Mugerwa, S., Kaganda, S., Namazzi, C. and Nizigma J. (2013). Analysis of Policies affecting Small holder dairy, Indigenous chickens and vegetable Enterprises in ECA. In: Ndikumana, J., Mburu, S. Zziwa, E. and Tenywa, J.S. (eds). Enhancing the competitive of livestock and fisher livelihoods in Eastern and Central Africa. Association for Strengthening Agricultural Research in Eastern Central Africa, pp 237- 344. Entebbe, Uganda. ISBN 978-92-95070-96-7
  59. Ngila, P.M., Njarui, D.M.G., Musimba, N.K.R. and Njunie, M.N. (2016).Change in growth of Galla goats fed selected Brachiaria grass cultivars in the coastal lowlands of Kenya.In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga RW (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14 - 15 September, 2016. Nairobi, Kenya. pp.238-245
  60. Nguluu, S.N., Kathuli, P., Itabari, J.K. and Wambua J.M. (2010). Validation and promotion of suitable integrated soil fertility management strategies in mixed dry land farming areas of eastern Kenya. (2nd KARI Mini conference, 7-9 April, 2010).
  61. Njaimwe, A.N., Kathuli, P., Karanja, D.R. and Kisilu, R.K. (2017). Effects of sorghum legume rotations on biomass yields under sub-optimal fertilization in semi-arid eastern Kenya.In: Technology options and interventions for improved food security and livelihoods in the ASALs. Proceedings of End of Project Conference. 25-27 April 2017. KALRO-HQ, Nairobi Kenya.
  62. Njarui D. M. G., Gatheru M., Wambua J. M., Nguluu S. N., Mwangi D. M. and Keya, G. A. (2010). Characteristics of smallholder dairy farming in the semi-arid region of eastern Kenya. Paper presented in KARI Mini conference, April 2010.
  63. Njarui D.M.G., Gatheru M., Wambua J.M., Nguluu S.N., Mwangi D. M. and Keya, G.A. (2010). A case study on milk processing and marketing in the semi-arid region of eastern Kenya. Paper presented in KARI Mini conference, April 2010.
  64. Njarui D.M.G., Gatheru M., Wambua J.M., Nguluu S.N., Mwangi, D.M. and Keya, G.A. (2010). Consumption frequency and levels of milk and milk products in semi-arid region of eastern Kenya. Proceedings of the 12th KARI Biennial Scientific conference. November 2010. KARI Headquarters, Loresho, Nairobi, Kenya pp. 1206-1217.
  65. Njarui D.M.G, Wandera, F.P. and Mureithi J.G. (2002) Potential of Jackbean as a feed supplement for Kenya dual-purpose goats in the semi-arid Eastern Kenya. In: Mureithi, J.G., Gachene, C.K.K., Muyekho, F.N., onyango, M., Mose, L. and Magenya, O. (Eds) Proceeding of the 2nd Scientific conference of the Soil Management and the Legume Research Network Projects, June 2000 Mombasa, Kenya. pp. 357-262.
  66. Njarui D.M.G. 2015. Fodder Production, utilization, marketing adoption in pastoral and agro-pastoral areas of Kenya. In: Assefa, G., hailu, B. GuerneBleich E. and Mengistu, A. (Eds). Fodder and Rangeland good practices in Eastern Africa. EIAR, Addis Ababa, Ethiopia. pp. 85-122.
  67. Njarui D.M.G. and Gatheru, M. (2012). Forage seed markerting in the semi-arid Kenya and future of the industry. Paper presented at the 13th KARI Biennial Scientific Conference held from 22-226 October 2012 at KARI headquarters, Nairobi, Kenya.
  68. Njarui D.M.G.and Gatheru, M. (2013). The effects of row spacing on seed production of lablab and shrubby stylo in semi-arid region of Kenya. In: Ndikumana, J., Mburu, S. Zziwa, E. and Tenywa, J.S. (eds). Enhancing the competitive of livestock and fisher livelihoods in Eastern and Central Africa. Association for Strengthening Agricultural Research in Eastern Central Africa, pp 91-97. Entebbe, Uganda. ISBN 978-92-95070-96-7
  69. Njarui D.M.G. Gatheru M and Sita Ghimire. (2016). Agro-morphological characterisation of Brachiaria grass accessions. In: Njarui, D. M. G., Gichangi, E. M., Ghimire, S. R. and Muinga, R. W. (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp. 27-36.
  70. Njarui D.M.G., Bahnisch L.M., O'Hagan B. and So, B. (2003) Effects of water potential and soil strength on seedling emergence of three forage legumes. In: Mureithi, J.G., Macharia, P.N., Gichuru, M., Mburu, M., Mugendi, D.N. and Gachene, C.K.K. (Eds.) Proceeding of the 18th Conference of the Soil Science Society of East Africa (SSSEA) held in Mombasa 4-8 December 2000 pp. 269-275.
  71. Njarui D.M.G., Gatheru M., Itabari, J.K. and, Kathuli, P., Kiyimba, F.L. and Kabirizi, J.M (2013) Application and suitability of fixed-knife forage choppers among small holder dairy farmers in semi-arid Kenya. Paper presented in the ASARECA (Association for Strengthening Agricultural Research in Eastern Central Africa) end of Livestock and Fisheries Programme Scientific Conference held in, Dar es Salaam, Tanzania, from 26-29th November 2013.
  72. Njarui D.M.G., Gichangi E. M. and Gatheru M. (2016) Biophysical environment and farming systems of selected regions for integrating Brachiaria grasses in Kenya. In: Njarui, D. M. G., Gichangi, E. M., Ghimire, S. R. and Muinga, R. W. (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp. 3-13.
  73. Njarui D.M.G., Itabari, J.K., Kabirizi, J.M., Kathuli, P. and Mungube, E.O. (2013) Up-Scaling water harvesting technology for enhanced fodder production in smallholder dairy cattle farms in semi-arid Kenya. Paper presented in the ASARECA (Association for Strengthening Agricultural Research in Eastern Central Africa) end of Livestock and Fisheries Programme Scientific Conference held in, Dar es Salaam, Tanzania, from 26-29th November 2013
  74. Njarui D.M.G., Kabirizi J.M., Itabari J.K., Nakiganda A. and Mwangi Gatheru (2013). Characteristics of Dairy Cattle Farming in Mixed Crop-Livestock Production Systems of the Eastern and Central Africa Region. In: Ndikumana, J., Mburu, S. Zziwa, E. and Tenywa, J.S. (eds). Enhancing the competitive of livestock and fisher livelihoods in Eastern and Central Africa. Association for Strengthening Agricultural Research in Eastern Central Africa, pp 187- 198. Entebbe, Uganda. ISBN 978-92-95070-96-7
  75. Njarui D.M.G., Muyekkho, F and Mureithi, J.G. 2015. A review of forage research and development in Kenya. Paper presented in the Eastern and Central Africa Forage Conference, 26-28, May 2015. BecA/ILRI Hub, Nairobi-Kenya.
  76. Njarui D.M.G., Mwangi Gatheru, Gethi J.G. and Mwangi D.M. (2011). Evaluation of maize hybrids with stay-green characteristic as forages for livestock in semi-arid Kenya. Paper presented at the KASAL end of Programme conference held from 9-11th August 2011at KARI headquarters, Nairobi, Kenya.
  77. Njarui D.M.G., Mwangi Gatheru, Mwangi D.M. and Keya G.A. (2011). Evaluation of giant panicums for cut-and-carry feeding systems for dairy cattle in semi-arid Kenya. Paper presented at the KASAL end of Programme conference held from 9-11th August 2011 at KARI headquarters, Nairobi, Kenya
  78. Njarui D.M.G., Mwangi Gatheru, Sita Ghimire and Mureithi, J.G. (2016). Effects of seasons and cutting intervals on productivity and nutritive value of Brachiaria grass cultivars in semi-arid eastern Kenya.. In: Njarui, D. M. G., Gichangi, E. M., Ghimire, S. R. and Muinga, R. W. (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp. 46-61.
  79. Njarui D.M.G., Wandera, F.P. and Muinga, R.W. (2002). Evaluation of selected forage legumes as supplementary feed resources for Kenya dual-purpose goats in semi-arid region of Eastern Kenya. In: Mureithi, J.G., Gachene, C.K.K., Muyekho, F.N., Onyango, M., Mose, L. and Magenya, O. (Eds) Proceeding of the 2nd Scientific conference of the Soil Management and the Legume Research Network Projects, June 2000 Mombasa, Kenya. pp. 363-368.
  80. Njarui, D.M.G, Mwangi Gatheru, Mwangi, D.M and Keya, G.A. (2013) Production of giant Panicum in contrasting environments in semi-arid Kenya. In: Proceedings 22nd International Grassland Congress,15-19 September 2013, David l Michalk, Geoffrey D Millar, Warwick D. Badgery and Kim M Broadfoot (eds) Revitalising grasslands to sustain our communities. pp 387-388. ISBN: 978-1-74256-543-9
  81. Njarui, D.M.G. (1990). Techniques for introducing forage legumes to the small-scale farmers of the semi-arid region of Kenya. In: B.H. Dzowela, A.W. Said, Asrat Wendem-Agenehu and J.A. Kategile (Eds). Utilisation of Research Results on Forage and Agricultural by-products materials as Animal Feeds Resources in Africa. Proceedings of the first joint workshop held in Lilongwe, Malawi 5-9 December 1988. ILCA, Addis Ababa, Ethiopia, pp. 618-633. http://www.fao.org/Wairdocs/ILRI/x5536E/x5536e17.htm
  82. Njarui, D.M.G. and Wandera, F.P. (2000). Effect of intercropping legumes with fodder grasses and maize on forage and maize grain yield in the semi-arid eastern Kenya. In: Mureithi,J.G, Mwendia, C.W., Muyekho, F.N., Onyango M.A. and Maobe, S.N. (Eds) Participatory technology development for soil management by smallholder in Kenya. A compilation of selected papers presented at the Soil Project Management and Legume Research Network Projects Conference: Kanamai 24-26, March 1997 pp. 155-168.
  83. Njarui, D.M.G., Bahnisch, L.M., and O'Hagan, B.J. (1992). Effect of temperature and water potential on seed germination of three species of pasture legumes. The fourth Australian seeds research conference held at the Pan-Pacific Hotel, Broadbeach, Queensland, July 13-16, 1992. pp 65-70.
  84. Njarui, D.M.G., Gichangi, E.M. and Mwangi Gatheru (2016) Biophysical environment and farming systems of selected regions for integratingBrachiaria grasses in Kenya In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga RW (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp.3-13.
  85. Njarui, D.M.G., Mugerwa, S, Lusweti, C., Bakiker, S.A.,. Tesfay, E., Dejene, M. and Mwilawa, A.J. (2013). A comparative analysis of forage seeds systems in the Eastern and Central Africa region. In: Ndikumana, J., Mburu, S. Zziwa, E. and Tenywa, J.S. (eds). Enhancing the competitive of livestock and fisher livelihoods in Eastern and Central Africa. Association for Strengthening Agricultural Research in Eastern Central Africa, pp 265- 274. Entebbe, Uganda. ISBN 978-92-95070-96-7
  86. Njarui, D.M.G., Mwangi Gatheru and Sita Ghimire (2016) Agro-morphological characterisation of Brachiaria grass accessions In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga RW (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp. 27-36.
  87. Njarui, D.M.G., Mwangi Gatheru, Sita Ghimire and Mureithi J.G. (2016) Effects of seasons and cutting intervals on productivity and nutritive value of Brachiaria grass cultivars in semi-arid eastern Kenya. In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga RW (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp. 46-61.
  88. Njiru, E.N., Ghelle, F.O., Mutisya, D.L. and Karoki, M. (2017). Amaranth grain yield response to inter-row spacing and fertilizer application.In: Technology options and interventions for improved food security and livelihoods in the ASALs. Proceedings of End of Project Conference. 25-27 April 2017. KALRO-HQ, Nairobi Kenya.
  89. Njiru, Emerita, Fatuma Omari, Mutisya, D.L and Karoki, Mary (2017). Amaranth grain yield response to inter-row spacing and fertilizer application in semi-arid areas of Kenya. In: Technology options and interventions for improved food security and livelihoods in the ASALs. Proceedings of End of Project Conference. 25-27 April 2017. KALRO-HQ, Nairobi Kenya.
  90. Nyambati, E.M., Ayako, W., Chelimo, E.J. and Njarui, D.M.G. (2016) Production and nutritive quality of Brachiaria grass cultivars subjected to different cutting intervals in the cool sub-humid highlands of central Kenya.In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga RW (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp.62-69.
  91. Nyongesa, D.W., Esilaba, A.O, Emongor, R.A, Bikketi, E.M and Kwena Kizito (2015). Gender and innovations in CSA for food and nutrition security in Kalii watershed in Kenya. The 28th Bi-Annual Conference of the Soil Science Society of East Africa (SSSEA) and African Meeting of the International Year of Soils, 23-27 November 2015, Morogoro, Tanzania
  92. Nzioki, H., Njarui, D.M.G., Ahonsi, M., Njuguna, J., Kago, L., Mutai, C. and Sita Ghimire (2016). Diseases of improved Brachiaria grass cultivars in Kenya. In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga RW (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp. 261-271.
  93. Ondabu, N., Maina, S., Kimani, W., Njarui, D.M.G., Djikeng A. and Sita Ghimire(2016) Genetic diversity of Brachiaria grass ecotypes in Kenya In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga RW (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp. 14-26.
  94. Ondiko, C.N., Njunie, M.N., Njarui, D.M.G., Auma, E. and Ngode, L. (2016). Effects of cutting frequency on forage production and nutritive value of Brachiaria grass cultivars in coastal lowlands of Kenya . In: Njarui DMG, Gichangi EM, Ghimire SR, Muinga RW (Eds). Climate Smart Brachiaria Grasses for Improving Livestock Production in East Africa-Kenya Experience. Proceedings of the workshop held in Naivasha, Kenya, 14-15 September, 2016. Nairobi, Kenya. pp.70-79.
  95. Ruttoh, R.C., Wambua, J. and Yussuf Migwa. (2017). Assessment of various implements for cassava harvesting in Kenya.In: Technology options and interventions for improved food security and livelihoods in the ASALs. Proceedings of End of Project Conference. 25-27 April 2017. KALRO-HQ, Nairobi Kenya.
  96. Sennhenna, A.; Njarui, D.M.G.; Maass, Brigitte L.; Whitbread, A.M.. 2015. Can short-season grain legumes contribute to more resilient and productive farming systems in semi-arid Eastern Kenya?. Procedia Environmental Science Amsterdam, NL. 29: 81-82. In: Agriculture and Climate Change- Adapting Crops to Increased Uncertainty (AGRI 2015). Amsterdam, NL, February 16, 2015.
  97. Sita Ghimire, Njarui, D., Mutimura, M., Cardoso, J. Jonhson, L., Gichangi, E., Teasdale, S., Odokanyero, K. Caradus, J., Rao, I and Djikeng, A. 2015. Climate smart Brachiaria for improving livestock production in East Africa: Emerging opportunities. In: Vijay D. et al (eds) Sustainable use of grasslands resources for forage production, biodiversity and environmental protection. Proceedings -23rd International Grassland Congress. Published by Range Management Society of India. Jhansi-284003- India. pp 361-370.
  98. Sita Gimire, Joyce Njuguna, Leah Kago, Monday Ahonsi and Donald Njarui 2015 Fungal endophytes from the aerial tissues of important tropical forage grasses Brachiaria spp in Kenya.Paper presented in the23rd International Grassland Congress, November 20-24, New Dehli, India. Paper ID: 435. http://www.internationalgrasslands.org/files/igc/publications/2015/435.pdf
  99. Tende R., Mugo, S. and Tadele Tefera. (2010). Mass rearing and use of stem borers at the KARI-Katumani Insectary. Winning poster. Kenya Agricultural Research Institute (KARI) 12thBiennial Conference. KARI, Nairobi-Kenya.
  100. Wambua, J. and Yussuf Migwa. (2017). Post-harvest deterioration and storage methods of fresh cassava roots in semi-arid eastern Kenya.In: Technology options and interventions for improved food security and livelihoods in the ASALs. Proceedings of End of Project Conference. 25-27 April 2017. KALRO-HQ, Nairobi Kenya.
  101. Wandera F.P. and Njarui, D.M.G. (1998). Psyllid tolerance and productivity of leucaena species and hybrids in semi-arid Kenya. In: H.M. Shelton, R.C. Gutteridge, B.F. Mullen and R.A. Bray (Eds). Leucaena-adaptation, quality and farming systems. Proceedings of a workshop held in Hanoi; Vietnam 9-14 February 1998. ACIAR Proceedings No 86, pp. 136-140. http://aciar.gov.au/files/node/331/PRO086%20part%201.pdf
  102. Wandera, F.P., Njarui, D.M.G., Tessema, S., Kavoi, J.M. and Nderito, M. (1990). Techniques used for testing the developed livestock and pasture technologies prior to the extension of research results in semi-arid mid-altitude areas of Kenya. In: B.H Dzowela, A.W. Said, Asrat Wendem-Agenehu and J.A. Kategile (Eds). Utilisation of Research Results on Forage and Agricultural by-products materials as Animal Feeds Resources in Africa. Proceedings of the first joint workshop held in Lilongwe, Malawi 5-9 December 1988. ILCA, Addis Ababa, Ethiopia, pp 686-704.http://www.fao.org/wairdocs/ILRI/x5536E/x5536e1b.htm
  103. Wanyama, J., Lusweti C.M., Njarui, D., and Cheruiyot, D. T. (2011). Assessing the Role and effectiveness of stockists along the forage seed supply chain in Kenya. Paper presented at the Animal Production Society of Kenya Conference 2011; from 19th to 21 April 2011, Kitale, Kenya. Proceeding of annual Scientific Symposium of the animal production Society of Kenya. pp 110-119.