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This study was carried out in order to compare pasting behavior and functional characteristics of flours and starches from ten varieties of water yam (D. alata). Differences were established among the arieties in the functional and physical properties of the starches and flours, incl...

Cette étude a été effectuée afin de comparer le comportement de coller et les caractéristiques fonctionnelles des farines et des amidons de dix variétés d’igname (D. alata). Des différences ont été établies parmi les variétés examinées dans les propriétés fonctionnelles et physiques de leurs amid...


Oke, M.O.Awonorin, S.O.Asiedu, RobertMaziya-Dixon, B.B.Sanni, L.O.Akinwande, B.A.[Variation in pasting and functional properties of flours and starches from water yam (Dioscorea alata)]Variation in pasting and functional properties of flours and starches from water yam (Dioscorea alata)

This study investigated pasting and sensory characteristics of Dioscorea?alata, an underutilized yam species, to ascertain its suitability for amala (a pasty yam product) in comparison with D.?rotundata. Pasting was determined by Rapid Visco-Analyser and the amala was prepared from parboiled and ...


Wireko-Manu, F.D.Ellis, W.Oduro, I.Asiedu, RobertMaziya-Dixon, B.B.[Prediction of the suitability of water yam (Dioscorea alata) for amala product using pasting and sensory characteristics]Prediction of the suitability of water yam (Dioscorea alata) for amala product using pasting and sensory characteristics
Akoroda, M.O.Amegbeto, K.Asiedu, RobertAttey, A.N.Baah, F.Bakam, I.Bandyopadhyay, RanajitBoivin, M.Boons, P.Cornet, D.Coyne, D.L.David, S.Dixon, A.Dumet, D.Ezedinma, C.Gockowski, J.Goergen, Georg E.Gyamfi, I.Hanna, R.Halos-Kim, L.Hauser, S.Hughes, J.Kikuno, H.Kolesnikova-Allen, M.Legg, C.Legg, J.P.Lema, A.Lemchi, J.Lokko, Y.Makinde, K.Mahungu, N.M.Maroya, N.G.Maziya-Dixon, B.B.Mkumbira, J.Mva Mva, J.Mwangi, M.Nguimgo, B.Nielsen, O.Nkamleu, G.B.Nolte, C.Norgrove, L.Ogbe, F.Okafor, C.Okechukwu, R.Okoro, E.Patino, M.Sanni, L.O.Shiwachi, H.Ssemakula, G.N.Tarawali, G.Tenkouno, A.Tindo, M.Toko, M.Weise, S.F.Wendt, J.Yapo Assamoi, A.[Program E: Enhancing livelihoods in the humid and subhumid zones of West and Central Africa through profitable and sustainable intensification of diverse agricultural systems]Program E: Enhancing livelihoods in the humid and subhumid zones of West and Central Africa through profitable and sustainable intensification of diverse agricultural systems

Vitamin A deficiency (VAD) is prevalent in most developing countries. Increasing provitamin A carotenoid content in staple crops such as yam, maize and cassava can minimize this deficiency. Yam (Dioscorea species) is a major staple food in many tropical and subtropical countries. Despite its wide...


Ferede, R.Maziya-Dixon, B.B.Alamu, O.E.Asiedu, Robert[Identification and quantification of major carotenoids of deep yellow-fleshed yam (tropical Dioscorea dumetorum]Identification and quantification of major carotenoids of deep yellow-fleshed yam (tropical Dioscorea dumetorum

Twenty-two genotypes of deep yellow fleshed D. dumetorum were analysed for carotenoids using High Performance Liquid Chromatography (HPLC) and for similarities in their provitamin A characteristics using Cluster Analysis (CA). The contribution of each carotenoid to provitamin A content was invest...


Alamu, E.O.Maziya-Dixon, B.B.Ferede-Menkir, R.Popoola, I.Asiedu, RobertGondwe, T.N.P.[Characterization and classification of the provitamin A carotenoids of deep yellow-fleshed bitter yam (Dioscorea dumetorum) varieties]Characterization and classification of the provitamin A carotenoids of deep yellow-fleshed bitter yam (Dioscorea dumetorum) varieties

Yam (Dioscorea spp.) is a major food of cultural, economic and nutritional importance in Nigeria and throughout West Africa. In this sub-region, white yam (Dioscorea rotundata) is the most dominant and important species. This study is aimed at characterizing high yielding yam varieties of this sp...


Alamu, E.O.Maziya-Dixon, B.B.Okonkwo, C.C.Asiedu, Robert[Physicochemical and bioactive properties of selected white yam (Dioscorea rotundata) varieties adapted to riverine areas of Nigeria]Physicochemical and bioactive properties of selected white yam (Dioscorea rotundata) varieties adapted to riverine areas of Nigeria

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