Aichi Kitalyi

• Owen E. Kitalyi A. Jayasuriya N. and Smith T. 2005 Livestock and Wealth Creation: Improving the husbandry of animals kept by resource-poor people in developing countries. Nottingham University press. UK.
• Kitalyi AJ, Miano, D. Mwebaze S. and Wambugu C. 2005 More foreage more milk: Forage production for small-scale zero grazing systems. RELMA-World Agroforestry Centre Technical Handbook No. 33, Nairobi Kenya
• Nyariki D, Kitalyi AJ, Wassonga VO, Issae I, Kyagaba E and Luggenja, JM. (In Press) Indigenous Techniques for Assessing and Monitoring Range Resources in East Africa. Occasional paper Series. World Agroforestry Centre . Nairobi Kenya
• Kitalyi AJ, Nyadzi G. and Oduol P. 2005 improving traditional practices yields richer rewards. Policy Brief No. 4
• Kitalyi AJ, 2005 Livestock-Agroforestry interactions in dryland management. The Prunus Tribune Vol. 3 April 2005
• Kitalyi AJ, and Soini E. 2004. Chagga homegardens – a threatened ecosystem: Potential development options to reverse the trend. The Prunus Tribune Vol 2 August 2004.
• Kitalyi AJ, and Chileshe EC (2002). Management of rangelands: use of natural grazing resources in Southern Province of Zambia. RELMA Technical Handbook no. 28
• Ngugi D, Isinika I, Temu A. and Kitalyi AJ (2002). Agriculture Education in Kenya and Tanzania. RELMA Technical report no. 25
• Kitalyi AJ, Musili A, Suazo J and Orgutu J (2002). enclosures to protect and conserve; for better livelihood of the West Pokot Community. RELMA Technical Pamphlet No. 2
• Kitalyi AJ, Karwitha K, Mwebembezi W and Lauwo A (2002). Zero grazing management of cattle in smallholder production systems: the case of Arusha and Mbarara farmers. TASP Annual conference, 3 – 5 December 2002 Arusha Tanzania
• Kitalyi AJ, Owen E and Mtenga L. (2002). Lablab forage for supplementation of crop residue based diets in smallholder dairy production systems. In BSAS occasional meeting, Merida Mexico 12 – 15 November 2002.
  

Azene Bekele-Tesemma

• Azene Bekele-Tessema, 2005. Adding value: Improving capacity and linking institutions and professions for promoting synergy between farmers production, value addition and marketing. World Agroforestry Centre (ICRAF) Eastern and Central African region. RELMA in ICRAF project, Nairobi, Kenya.
• Bekele-Tesemma, A. 2001. Status and Dynamics of Natural Resources in Ethiopia. In: Food Security through Sustainable Land Use: population, environment and rural development issues for sustainable livelihoods in Ethiopia, Taye Asefa (ed.), NOVIB Partners forum on Sustainable Land Use, pp 133-164.
• S. Meena, M. Mgema, A. Bekele-Tesemma and P. Tarimo. 2004. Curriculum for In-service Training of SMS Staffs in Land Resources Management, Tanzania, Color Printers, Dar Es Salaam, Tanzania.
• Azene Bekele-Tesemma. 2004. Enset processing made Simple. An extension poster on growing and processing Ensete ventricosum presented at the Agricultural Expo. Addis Ababa, Ethiopia.
• Meena, S. B., Mgema, M. R., Bekele-Tesemma, A. and Tarimo P. S. 2004. Curriculum for in-service training of land resources management experts in Tanzania. Regal Press, Nairobi Kenya.

Journal articles

• Shepherd KD, Ndufa JK, Ohlsson E, Sjogren H, and Swinkels R (1997) Adoption potential of hedgerow intercropping in maize-based cropping systems in the highlands of western Kenya. I. Background and agronomic evaluation. Experimental Agriculture 33(2): 197-223
• Swinkels RA, Franzel SC, Shepherd KD, Ohlsson EL and Ndufa JK (1997) The economics of short rotation improved fallows: evidence from areas of high population density in western Kenya. Agricultural Systems 55: 99-121
• Shepherd KD and Soule MJ (1998) Economic and ecological impacts of soil management on west Kenyan farms: a dynamic simulation model. Agriculture, Ecosystems & Environment 71: 131-146
• Bashir Jama, Buresh RJ, Ndufa JK and Shepherd KD (1998) Vertical distribution of roots and soil nitrate: tree species and phosphorus effects. Soil Science Society of America Journal 62: 280-286
• Ndufa JK, Shepherd, KD & Buresh, RJ and Bashir Jama (1999) Nutrient uptake and growth of young trees in a P-deficient soil: Tree species and phosphorus effects. Forest Ecology & Management 122: 231-241
• Soule MJ and Shepherd KD (2000) A regional economic analysis of phosphorus replenishment for Vihiga Division, western Kenya. Agricultural Systems 64: 83-98
• Shepherd KD and Walsh MG. (2002). Development of reflectance spectral libraries for characterization of soil properties. Soil Science Society of America Journal 66: 988-998.
• Cohen MJ, Shepherd KD, and Walsh MG (2004). Improved application of the Universal Soil Loss Equation in tropical watersheds. Geoderma 124: 235-252.
  

Book Chapters

• Swinkels, R, Franzel, S, Shepherd, K, Ohlsson, E, and Ndufa, JK. The adoption potential of short-rotation improved tree fallows: evidence from western Kenya. pp 65-88 In: Franzel, S and Scherr, SJ (eds) 2002. Trees on the farm: Assessing the adoption potential of agroforestry practices in Africa. CAB International. Wallingford UK.
• Swinkels, R, Shepherd, K, Franzel, S, Ndufa, JK, Ohlsson, E, and Sjogren, H. Assessing the adoption potential of hedgerow intercropping for improving soil fertility, western Kenya. pp 89-110 In: Franzel, S and Scherr, SJ (eds) 2002. Trees on the farm: Assessing the adoption potential of agroforestry practices in Africa. CAB International. Wallingford UK.
• Shepherd, K.D., and M.G. Walsh. 2000. Sensing soil quality: the evidence from Africa. Natural Resource Problems, Priorities and Policies Programme Working Paper 2000–1. International Centre for Research in Agroforestry, Nairobi.
• Shepherd, K.D, M. Walsh, et al. 2000. Improved land management in the Lake Victoria Basin: Linking land & lake, research & extension, catchments & lake basin. First technical report start-up phase, July 1999 to June 2000. Natural Resource Problems, Priorities and Policies Programme Working Paper 2000-2. ICRAF, Ministry of Agriculture and Rural Development, Soil and Water Conservation Branch & National Soil and Water Conservation Programme, Nairobi.
• Shepherd, K.D. and M.G. Walsh. 2001. Light reflectance provides rapid assessment of soil quality. Natural Resource Problems, Priorities and Policies Programme Working Paper 2001-1. International Centre for Research in Agroforestry, Nairobi, Kenya.

Bashir Jama

Journals

• Improved fallows for western Kenya
• Tithonia diversifolia as a green manure for soil fertility improvement in western Kenya: A review
• Inorganic nitrogen dynamics in fallows and maize on an Oxisol and Alfisol in the highlands of Kenya

Franck Place

Books

• Barrett, C.B., Place, F., and A. Abdillahi. 2002. Natural Resources Management in African Agriculture: Understanding and Improving Current Practices, CABI, Wallingford, UK.
• Meinzen-Dick, R., Knox, A., Place, F., and B. Swallow. 2002. Innovation in Natural Resource Management: The Role of Property Rights and Collective Action in Developing Countries, Johns Hopkins University Press, Baltimore, USA.
• Otsuka, K. and F. Place. 2001. Land Tenure and Natural Resource Management: A comparative study of agrarian communities in Asia and Africa. Baltimore: Johns Hopkins Press.

Book Chapters

• Barrett, C. B., Lynam, J., Place, F., Reardon, T., Aboud, A.A., “Towards Improved Natural Resource Management in African Agriculture,” in Barrett, C.B., Place, F., Abdillahi, A., (eds), 2002b. Natural Resources Management in African Agriculture: Understanding and Improving Current Practices, CABI, Wallingford, UK.
• Barrett, C. B., Place, F., Aboud, A., Brown, D.R. “The Challenge of Stimulating Adoption of Improved Natural Resource Management Practice in African Agriculture,” in Barrett, C.B., Place, F., Abdillahi, A., (eds), 2002b. Natural Resources Management in African Agriculture: Understanding and Improving Current Practices, CABI, Wallingford, UK.
• Place, F., Franzel, S., Dewolf, J., Rommelse, R., Kwesiga, F., Niang, A., Jama, B. “Agroforestry for Soil Fertility Replenishment: Evidence on Adoption Processes in Kenya and Zambia,” in Barrett, C.B., Place, F., Abdillahi, A., (eds), 2002b. Natural Resources Management in African Agriculture: Understanding and Improving Current Practices, CABI, Wallingford, UK.
• Place, F., Swallow, B.M., Wangila, J.W., Barrett, C.B. “Lessons for Natural Resource Management Technology Adoption and Research,” in Barrett, C.B., Place, F., Abdillahi, A., (eds), 2002b. Natural Resources Management in African Agriculture: Understanding and Improving Current Practices, CABI, Wallingford, UK.
• Place, F., and B. Swallow. “Assessing the Relationships between Property Rights and Technology Adoption in Smallholder Agriculture: Isuues and Empirical Methods,” in Meinzen-Dick, R., Knox, A., Place, F., and B. Swallow. 2002. Innovation in Natural Resource Management: The Role of Property Rights and Collective Action in Developing Countries, Johns Hopkins University Press, Baltimore, USA.
• Place, F., and K. Otsuka. “The Role of Tenure in the Management of Trees at the Community Level: Theoretical and Empirical Analyses from Uganda and Malawi,” in Meinzen-Dick, R., Knox, A., Place, F., and B. Swallow. 2002. Innovation in Natural Resource Management: The Role of Property Rights and Collective Action in Developing Countries, Johns Hopkins University Press, Baltimore, USA.
• Knox, A., Meinzen-Dick, R., Swallow, B., and F. Place. “Conclusions and Policy Implications,” in Meinzen-Dick, R., Knox, A., Place, F., and B. Swallow. 2002. Innovation in Natural Resource Management: The Role of Property Rights and Collective Action in Developing Countries, Johns Hopkins University Press, Baltimore, USA.
• Otsuka, K. and F. Place. 2001. Issues and Theoretical Framework, in K. Otsuka and F. Place, Land Tenure and Natural Resource Management: A comparative study of agrarian communities in Asia and Africa. Baltimore: Johns Hopkins Press.
• Otsuka, K. and F. Place. 2001. Quantitative Methodology, in K. Otsuka and F. Place, Land Tenure and Natural Resource Management: A comparative study of agrarian communities in Asia and Africa. Baltimore: Johns Hopkins Press.
• Otsuka, K. and F. Place. 2001. Towards New Paradigms of Natural Resource Management, K. Otsuka and F. Place, Land Tenure and Natural Resource Management: A comparative study of agrarian communities in Asia and Africa. Baltimore: Johns Hopkins Press.
• Place, F., Masupayi, R., and K. Otsuka. 2001. Tree and Cropland Management in Malawi, in K. Otsuka and F. Place, Land Tenure and Natural Resource Management: A comparative study of agrarian communities in Asia and Africa. Baltimore: Johns Hopkins Press.
• Place, F., Ssenteza, J., and K. Otsuka. 2001. Customary and Private Land Management in Uganda, in K. Otsuka and F. Place, Land Tenure and Natural Resource Management: A comparative study of agrarian communities in Asia and Africa. Baltimore: Johns Hopkins Press.
• Otsuka, K. and F. Place. 2001. Land Tenure and the Management of Land and Trees: A Comparative Study of Asia and Africa, in D. Lee and C. Barrett (eds) Tradeoffs or Synergies? Agricultural Intensification, Economic Development and the Environment, Wallingford UK: CABI Publishing.
• Franzel, F., Scherr, SJ., Coe, R., Cooper, P., and F. Place. 2001. Methods For Assessing Agroforestry Adoption Potential. Accepted for publication in Franzel, S. and S. Scherr (eds) Trees and Farmers: Assessing the adoption potential of agroforestry Practices In Africa (CABI).
• Defoer, T., and F. Place, F. 2000. Mixed Farming in Western Kenya, in A. Budelman and T. Defoer (eds) PLAR and resource flow analysis in practice: case studies from Benin, Ethiopia, Kenya, Mali, and Tanzania, Amsterdam: Royal Tropical Institute (KIT).

Journal Articles

• Place, F., Kariuki, G., Wangila, J., Kristjanson, P., Makauki, A., and J. Ndubi. 2004. Assessing the factors underlying differences in achievements of farmer groups: methodological issues and empirical findings from the highlands of central Kenya. Agricultural Systems 82 (3): 257-272.
• Njuki, J., Kihiyo, V., O’Ktingati, A., and F. Place. 2004. Male vs. female labour in an agroforestry system in the central highlands of Kenya: correcting the misconception. Agricultural Resources, Governance and Ecology 3 (1/2): 154-170.
• Place, F., Barrett, C., Freeman, H., Ramisch, J., and B. Vanlauwe. 2003. Prospects for integrated soil fertility management using organic and inorganic inputs: evidence from smallholder African agricultural systems. Food Policy 28: 365-378.
• Place, F. and K.Otsuka. 2002. Land Tenure Systems and Their Impacts on Agricultural Investments and Productivity in Uganda, Journal of Development Studies, 38 (6): 105-128.
• Kristjanson, P., Place, F., Franzel, S., and P. Thornton. 2002. Assessing Research Impact on Poverty: The Importance of Farmers’ Perspectives. Agricultural Systems, 72: 73-92.
• Place, F., and K. Otsuka. 2001. Population, Tenure, and Natural Resource Management: The Case of Customary Land Area in Malawi. Journal of Environmental Economics and Management, 41 (13-32).
• Place, F. and K. Otsuka. 2001. Tenure, Agricultural Investment, and Productivity in the Customary Tenure Sector of Malawi. Economic Development and Cultural Change, 50(1).
• Franzel, S., Coe, R., Cooper, P., Place, F., and S. Scherr. 2001. Assessing the adoption potential of agroforestry practices: ICRAF’s experiences in sub-Saharan Africa. Special issue of Agricultural Systems.
• Place, F. and K. Otsuka. 2000. Population Pressure, Land Tenure, and Tree Resource Management in Uganda. Land Economics 76 (2), 233-251.
• Jama, B., Buresh, R.J., and F. Place. 1999. Sesbania Tree Fallows on Phosphorus-Deficient Sites: Maize Yield and Financial Benefit. Agronomy Journal 90 (6): 717-726.
• Kwesiga, F.R., S. Franzel, F. Place, D. Phiri, and C. P. Simwanza. 1999.
  Sesbania sesban improved fallows in eastern Zambia: Their inception, development and farmer enthusiasm. Agroforestry Systems, 47 (1/3): 49-66.
• Place, F. and P. Dewees. 1999. Policies and incentives for the adoption of improved fallows. Agroforestry Systems, 47(1/3): 323-343.
• Place, F. and S. Migot-Adholla. 1998. Land Registration and Smallholder Farms in Kenya. Land Economics 74 (3): 360-373.

Other Papers

• Place, F., Hebinck, P., and M. Adato. 2004. Identifying the Rural Poor and Their Ability to Invest in Agriculture: Compatible and Conflicting Implications from Quantitative and Qualitative Data from Western Kenya. Submitted to World Development.
• Place, F., Adato, M., Hebinck, P., and M. Omosa. 2003. The Impact of Agroforestry-Based Soil Fertility Replenishment Practices on the Poor in Western Kenya, FCND Discussion Paper Number 160, ICRAF and IFPRI, Washington, DC.
• Baland, J-M., Gaspart, F. Place, F., and J-P. Platteau. 2003. The distributive impact of land markets in central Uganda. Working Paper Research Series No 252 – 2003/13, Centre de Recherche en Economie du Developpement, University of Namur, Namur, Belgium.
• Place, F., Hebinck, P., and M. Omosa. 2003. Chronic Poverty in Rural Western Kenya: its identification and implications for agricultural development. Paper Presented at Conference on Chronic Poverty, Chronic Poverty Research Centre, University of Manchester, Manchester UK.
• Place, F. 2002. Land Markets in SSA: Preconditions, Potentials and Limitations. Paper presented at the conference on “Land Issues in Africa,” 29 April – 2 May, 2002, Africana Hotel, Kampala.
• Place, F., Kariuki, G., Wangila, J., Kristjanson, P, Makauki, A., and J. Ndubi. 2002. Assessing the Factors Underlying Differences in Group Performance: Methodological Issues and Empirical Findings from the Highlands of Central Kenya. CAPRi Working Paper 25, Washington, DC: IFPRI.
• Place, F and A Waruhiu. 2000. Options for biodiversity in eastern and southern Africa: A report on a regional workshop on Mainstreaming Agriculture into Forestry: Towards Systemic Biodiversity Policies, 21-22 November 1999, ICRAF, Nairobi. Nairobi: ICRAF.
• Pender, J, Place, F, and S Ehui. 1999. Strategies for Sustainable Agricultural Development in the East African Highlands, EPTD Discussion Paper 41, Washington DC: IFPRI.

Policy Briefs

• Franzel, S., Place, F., Reij, C., and G. Tembo. 2004. Strategies for sustainable natural resource management. Washington: IFPRI 2020 Focus Series, Number 12.
• Place, F., Otsuka, K., and S. Scherr. 2004. Property Rights, Collective Action, and the Practice of Agroforestry. Washington: IFPRI 2020 Focus Series, Number 11.
• Marenya, P., Oluoch-Kosura, W., Place, F., and C. Barrett. 2002. Education, Non-farm Income, and Farm Investment in Land-Scarce Western Kenya. BASIS Brief no. 14, University of Wisconsin.
• Place, F. And B. Swallow. 2000. Tenure and Management Of Tree Resources In Eastern And Southern Africa Problems, Evidence, And Implications For Policy. BASIS Brief no. 3, University Of Wisconsin.
• Place. F. 2000. Technologies for the East African Highlands. Brief published in Pender and Hazell (eds) Promoting Sustainable Development in Less-Favoured Areas, IFPRI 2020 Set of Briefs, IFPRI, Washington DC.

Steve Franzel

• Franzel, S. Sulzberger, E., Stewart, J. and Wambugu, C. 2004. Milk shrubs boost earnings for African dairy farmers. Promotional brochure.
• Franzel, S. 2004. Financial analysis of agroforestry practices: fodder shrubs in Kenya, woodlots in Tanzania, and improved fallows in Zambia. In: Alavalapati, J.R. and Mercer, E. (eds) Valuing Agroforestry Systems: Methods and Applications, Kluwer Academic Publishers, Boston. pp. 9-37.
• Franzel, S. and Wambugu, C. 2004. Fodder shrubs for improving incomes of dairy farmers in the east African highlands. In: Temu, AB, Chakeredza, S., Mogotisi, K., Munthali, D. and Mulinge R (eds) Rebuilding Africa’s Capacity for Agricultural Development: The Role of Tertiary Education. ICRAF. Nairobi, Kenya.
• Kwesiga, F., Franzel, S., Mafongoya, P., Ajayi, O., Phiri, D., Katanga, R., Kuntashula, E., Place, F., and Chirwa, T. Improved fallows in Eastern Zambia: History, farmer practice, and impacts. Conference Paper No. 12. InWEnt/IFPRI/NEPAD/CTA conference “Successes in African Agriculture”, Pretoria, December 1-3 2003. www.ifpri.org
• Nyeko, P.; Stewart, J.; Franzel, S.; and Barklund, P. (2004). Farmers' experiences in the management of pests and diseases of calliandra calothyrsus in Uganda. Uganda Journal of Agricultural Sciences, 9(3): 520-529.
• Place, F., Franzel, S., Noordin, Q., and Jama, B. Improved Fallows in Kenya: History, farmer practice, and impacts. Conference Paper No. 13. InWEnt/IFPRI/NEPAD/CTA conference “Successes in African Agriculture”, Pretoria, December 1-3 2003. www.ifpri.org
• Wambugu, C. and Franzel, S. 2004. Fodder shrubs improve incomes of dairy farmers. The Farmer’s Pride, July/August 2004. Pp. 21-23. pp. 8.
• Wambugu, C. and Franzel, S. 2004. Fodder shrubs for increasing the incomes of urban and periurban livestock owners. Urban Agriculture Magazine.
• Franzel, S. and Wambugu, C. Fodder shrubs for improving incomes of dairy farmers in the East Africa Highlands. Farmers’ Journal, August/September 2003. Pp. 21-23.
• Noordin, Q., Place, F., Franzel, S. and De Wolf, J. 2003. Participatory research on agroforestry in western Kenya. In: Van Mele, P. (ed.) Way Out of the Woods: Learning How to Manage Trees and Forests. CPL Press, Newbury, UK
• Cunningham, A.B., Ayuk, E., Franzel, S., Duguma, B., and Asanga, C. 2002. An Economic Evaluation of Medicinal Tree Cultivation. People and Plants Working Paper No. 10, UNESCO, Paris
• Franzel, S. and Scherr, S.J. (eds) 2002. Trees on the Farm: Assessing the Adoption Potential of Agroforestry Practices in Africa. (Wallingford, UK: CAB International).
• Franzel, S. and Coe, R. 2002. Participatory on-farm technology testing: The suitability of different types of trials for different objectives. In: Bellon, M.R. and Reeves, J. Quantitative analysis of data from participatory methods in plant breeding. CIMMYT, Mexico, D.F.
• Franzel, S., Cooper, P., Denning, G.L. (eds) 2002. Development and Agroforestry: Scaling up the Impacts of Research. Development in Practice Readers Series. (Oxford, UK: Oxfam Publishing)
• Franzel, S., Niang, A., and Jama, B. 2002. Adoption of agroforestry technologies in the drylands of sub-Saharan Africa: ICRAF’s experiences and challenges in West, Southern, and Eastern Africa. In: Freeman HA, Rohrbach, DD and Ackello-Ogutu, C 2002. Targeting agricultural research for development in the semi-arid tropics of sub-Saharan Africa. Summary proceedings of a workshop 1-3 July 2002, Nairobi, Kenya. Nairobi: International Crops Research Institute for the Semi-arid Tropics. P. 39-41.
• Kristjanson P., Place F., Franzel S. and Thornton P.K. 2002. Assessing Research Impact on Poverty: The Importance of Farmers’ Perspectives. Agricultural Systems, Vol. 72(1): 73-92.
• Place, F. Franzel, S., DeWolf, J., Rommelse, R. Kwesiga, F., Niang A., and Jama ,B. 2002. Agroforestry for Soil Fertility Replenishment: Evidence on Adoption Processes in Kenya and Zambia. In: Barrett, C.B., Place, F. and Aboud, A.A. (eds) 2002. Natural Resources Management in African Agriculture: Understanding and Improving Current Practices. CAB International, Wallingford, UK
• Ramadhani, T., Otsyina, R., and Franzel, S. 2002. Improving household incomes and reducing deforestation; the example of rotational woodlots in Tabora District, Tanzania. Agriculture, Ecosystems, and the Environment. 89/3 pp. 227-237.
• Franzel, S. 2001. Use of an indigenous board game, ‘bao’, for assessing farmers’ preferences among alternative agricultural technologies. In: G.H.Peters and Prabhu Pingali (eds), Tomorrow's Agriculture: Incentives, Institutions, Infrastructure and Innovations. Proceedings of the 24th International Conference of Agricultural Economists. 13-18 Aug. 2000,Berlin .Ashgate, Aldershot, 2001. pp. 416-424
• Franzel, S. Coe, R. Cooper, P., Place, F. and Scherr, S.J. 2001. Assessing the adoption potential of agroforestry practices in sub-Saharan Africa. Agricultural Systems 69 (1-2) 37-62.
• Franzel, S. Cooper, P., and Denning, G. 2001. Guest editors of a special volume of Development in Practice on Scaling up the benefits of Agroforestry. Vol. 11:4, pp. 407-534.
• Franzel, S. Cooper, P., and Denning, G. 2001. Scaling up the benefits of agroforestry research: lessons learned and research challenges Development in Practice 11:4, pp. 524-534, August, 2001
• Roothaert, R. and Franzel, S. 2001. Farmers’ preferences and use of local fodder trees and shrubs in Kenya. Agroforestry Systems 52:3 pp. 239-252
• Wambugu, C., Franzel, S., Tuwei, P., and Karanja, 2001. G. Scaling up the use of fodder shrubs in central Kenya. Development in Practice 11:4, pp. 487-494. August, 2001
• Franzel, S., D. Phiri, and F.R. Kwesiga. Assessing the adoption potential of improved tree fallows in Eastern Province, Zambia. AFRENA Report No. 124, ICRAF: Nairobi.
• Franzel, S, M O’Neill, R Roothaert, H Arimi, and F. Murithi. Leguminous fodder trees. Boosting milk production and income for farm families in Kenya. Agroforestry Today 10:2, pp 12-13, April-June 1998.
• Rao, MR, A Niang, F Kwesiga, B Duguma, S Franzel, B Jama, and R Buresh. Soil fertility replenishment in sub-Saharan Africa: New techniques and the spread of their use on farms. Agroforestry Today 10:2, pp 12-13, April-June 1998.
• Roothaert, R., Karanja, G.M., Kariuki, I., Paterson, R., Tuwei, P., Kiruiro, E., Mugwe, J., and Franzel, S. Calliandra for livestock. Technical bulletin no. 1. Nairobi: KARI/KEFRI/ICRAF.