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Ndjeunga, J and Umar, J and Ahmed, B and Aba, A and Ibro, A and Abdoulaye, A and Gwadi, K (2011) Adoption and impacts of modern sorghum and pearl millet varieties in Northern Nigeria. Working Paper. International Crops Research Institute for the Semi-Arid Tropics . (Unpublished)
Ndjeunga, J and Ntare, B R and Abdoulaye, A and Ibro, A and Zarafi, M A and Cisse, Y and Moutari, A and Kodio, O and Echekwu, C A and Mohammed, S G and Micko, I (2010) Farmer preferences for groundnut traits and varieties in West Africa: Cases of Mali, Niger and Nigeria.Working Paper Series no. 27. Working Paper. International Crops Research Institute for the Semi-Arid Tropics, Patancheru, Andhra Pradesh, India.