[1] OFRA Proposal (2013) Enhancing National Agriculture Research Capacities in Developing and Fine-Tuning Fertiliser Recommendations within an Integrated Soil Fertility Management Framework.
[2] Morris, M., Kelly, V.A., Kopicki, R.J. and Byerlee, D. (2007) Fertilizer Use in African Agriculture. The World Bank, Washington DC. http://dx.doi.org/10.1596/978-0-8213-6880-0
[3] Foster, H.L. (1976) Soil Fertility in Uganda. Ph.D. Thesis, University of Newcastle on the Tyne.
[4] Kaizzi, C.K., Byalebeka, J., Semalulu, O., Alou, I., Zimwanguyizza, W., Nansamba, A., Odama, E. and Wortmann, C.S. (2012) Upland Rice Response to Fertilizer in Uganda. J. Nutr. Cycl. Agro. Ecosystem.
[5] Donovan, C., Damaseke, M., Govereh, J. and Simumba, D. (2002) Framework and Initial Analyses of Fertilizer Profitability in Maize and Cotton in Zambia. Food Security Research Project. MSU, Zambia.
[6] Babbie, E. (2001) The Practice of Social Research. 9th Edition, Wadsworth Thomson, Belmont.
[7] Lewis-Beck, M.S., Bryman, A. and Liao, T.F. (2004) The SAGE Encyclopedia of Social Science Research Methods.
[8] (2013) OFRA Inception Report.
[9] Kayuki, K. (2013) Developing and Fine Tuning Fertilizer Recommendations within an Integrated Soil Fertility Management Framework in Uganda.
[10] RAB (2013) Developing and Fine-Tuning Fertilizer Recommendations within an Integrated Soil Fertility Management Framework in Rwanda.
[11] Sakala, G. (2013) Developing and Fine-Tuning Fertilizer Recommendations within an Integrated Soil Fertility Management Framework for Maize in Zambia.
[12] Rware, H., Wairegi, L., Oduor, G., Romney, D., Alawy, A. and Macharia, M. (2014) Optimization of Fertilizer Recommendations for Africa Project. Baseline Study Report.