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In Sub-Saharan Africa, sweetpotato pre-basic seed is multiplied in screenhouses using a sterilized soil substrate. This is expensive and unsustainable. The use of sand substrate with a fertigation system (“sandponics”), is an alternative. The study compared the cost-effectiveness for pre-basic se...


Makokha, P.Ssali, R.T.Rajendran, S.Wanjala, B.W.Matasyoh, L.G.Kiplagat, O.K.Low, J.W.McEwan, M.[Comparative analysis for producing sweetpotato pre-basic seed using sandponics and conventional systems.]Comparative analysis for producing sweetpotato pre-basic seed using sandponics and conventional systems.

The current fight against Vitamin A deficiency has focused on promoting biofortified staples that are rich in beta carotene, such as Orange Fleshed Sweetpotato (OFSP). These efforts usually entail providing quality planting materials to vulnerable households accompanied by sensitization about the...


Mwiti, F.K.Okello, J.J.Munei, K.Low, J.W.[Assessment of farmer willingness to pay for quality planting materials of biofortified and non-biofortified varieties of sweetpotato.]Assessment of farmer willingness to pay for quality planting materials of biofortified and non-biofortified varieties of sweetpotato.

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