1. Shaaban H, Kisetu E. Response of irish potato to NPK fertilizer application and its economic return when grown on an Ultisol of Morogoro, Tanzania. J Agric Crop Res. 2014;2(9):188–96.
2. Muthoni J, Nyamongo DOA. Review of constraints to ware irish potatoes production in Kenya. J Hortic For. 2009;1(7):98–102.
3. Obare GA, Nguyo DONW, Mwakubo SM. Are Kenyan smallholders allocatively efficient? Evidence from Irish potato producers in Nyandarua North district. J Dev Agric Econ. 2010;2(3):078–85.
4. Muthoni JJ, Shimelis H, Melis R. Potato production in Kenya: farming systems and production constraints. J Agric Sci. 2013;5(5):p182.
5. Kaguongo WP, Gildemacher P, Demo P, Wagoire W, Kinyae P, Andrade J, Thiele G. Farmer practices and adoption of improved potato varieties in Kenya and Uganda. Soc sci working pap. 2008;5:78–85