1. Abah, D. & Tor, I. E. (2012). Cost and Returns of Cowpea Enterprise in Lafia Local Government of Nasarawa State, Nigeria. Production Agriculture and Technology Journal Publication of Nasarawa State University, Keffi, 8(2), 59-67. https://doi.org/10.26765/DRJAFS98201857
2. Adekambi S.A., Diagne A., Simtowe F.P. & Biaou G. (2009). The Impact of Agricultural Technology Adoption on Poverty: The case of NERICA rice varieties in Benin. International Crops Research Institute for the Semi-Arid Tropics (Icrisat), Nairobi, Kenya. Contributed Paper prepared for presentation at the International Association of Agricultural Economists’ 2009 Conference, Beijing, China. Africa Rice Center.
3. Adeola, S.S., Folorunso, S.T., Gama, E.N., Amodu, M.Y., & Owolabi, J.O. (2011). Productivity and Profitability Analyses of Cowpea Production in Kaduna State. Advances in Applied Science Research, 2(4), 72-78.
4. Africa Rice. (2011). A New research for Development Strategy for Africa. Africa Rice Centre (Africa Rice) 2012. Africa Rice Centre (Africa Rice). Annual Report 2011: A new Rice research for Development Strategy for Arica. Retrieved from https://www.africarice.org/_files/ugd/0839e4_792886b61842451f8bb9a6bddffede79.pdf
5. Africa Rice. (2013). More than Production: policies for Africa Rice Sector. Africa Rice Centre (Africa Rice) 2013. Africa Rice Centre (Africa Rice). Annual Report 2013: More than Production: policies for Africa Rice Sector. Retrieved from https://www.africarice.org/_files/ugd/0839e4_ba27bb7e74f34b6e8cc510238254296b.pdf