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Biofortification of crops as part of the effort to combat micronutrient deficiencies especially in developing countries gaining global recognition. Recent award of world food price to biofortification of staple crops has further energized efforts to promote the cultivation and consumption of biof...


Okello, J.J.Muoki, P.Kwikiriza, N.Wambaya, J.Heck, S.[Effect of agriculture-nutrition education and extension services on early adoption and diffusion of biofortfied crops: The case of orange-fleshed sweetpotato in Kenya]Effect of agriculture-nutrition education and extension services on early adoption and diffusion of biofortfied crops: The case of orange-fleshed sweetpotato in Kenya

This study uses ecological system theory to examine the micro and meso level factors that affect and are affected potato production in Sub-Sahara Africa. It focuses on gender, environmental factors, food security. The data and information used were collected using both qualitative and quantitativ...


Okello, J.J.Kwikiriza, N.Kakuhenzire, R.Parker, M.Schulte-Geldermann, ElmarPambo, K.O.[Micro and meso-level issues affecting potato production and marketing in the tropical highlands of Sub-Saharan Africa: The known and the unknowns]Micro and meso-level issues affecting potato production and marketing in the tropical highlands of Sub-Saharan Africa: The known and the unknowns

This paper used the propensity score method to assess the effect of using certified seed potato (CSP) on yield, input use, and food security among smallholder farmers. It focused on potato growers in central highlands of Kenya. The study found positive effect using certified seed on both yield an...


Okello, J.J.Zhou, Y.Kwikiriza, N.Ogutu, S.Barker, I.Schulte-Geldermann, ElmarAhmed, J.Atieno, E.[Welfare-environmental quality tradeoffs of promoting use of certified seed potato in tropical highlands of Africa: evidence from central highlands of Kenya.]Welfare-environmental quality tradeoffs of promoting use of certified seed potato in tropical highlands of Africa: evidence from central highlands of Kenya.

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