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A survey of the sanitary quality, particularly concerning aflatoxin contamination and practices of the dried yam chips food sub-sector was carried out in Benin. Producers and intermediaries of the yam chips food production sub-sector were interviewed and samples collected. Aflatoxin content was a...


Mestres, C.Bassa, S.Fagbohoun, E.Nago, M.Hell, K.Vernier, PhilippeChampiat, D.Hounhouigan, J.Cardwell, K.F.[Yam chip food subsector: hazardous practices and presence of aflatoxins in Benin]Yam chip food subsector: hazardous practices and presence of aflatoxins in Benin

BACKGROUND: Orange-fleshed sweetpotato (OFSP) can be used to tackle vitamin A deficiency, a major public health problem in most developing countries. In East Africa, common ways of using sweetpotato include drying and subsequent storage. The aim of the study was to investigate the impact of dryin...


Bechoff, AurélieWestby, AndrewOwori, CDhuique-Mayer, ClaudieMenya, GDufour, D.L.Tomlins, Keith I.[Effect of drying and storage on the degradation of carotenoids in orange-fleshed sweetpotato cultivars]Effect of drying and storage on the degradation of carotenoids in orange-fleshed sweetpotato cultivars

Different drying treatments, cross flow, greenhouse solar, and open-air sun, were applied to an American orange-fleshed sweetpotato variety. Trans-?-carotene losses in flour made from dried chips varied between 16 and 34% in all treatments. Hot air cross flow drying retained significantly more pr...


Bechoff, AurélieDufour, D.L.Dhuique-Mayer, ClaudieMarouze, CReynes, MWestby, Andrew[Effect of hot air, solar and sun drying treatments on protavitamin A retention in orange-fleshed sweetpotato]Effect of hot air, solar and sun drying treatments on protavitamin A retention in orange-fleshed sweetpotato

New yellow cassava fresh roots biofortified with β-carotene are becoming popular in Sub-Saharan Africa in the making of traditional products for households. However, β- carotene is susceptible to rapid depletion during processing. Therefore, we investigated the impact of using different drying me...


Eyinla, T.Sanusi, R.Alamu, E.O.Maziya-Dixon, D.[Variations of β-carotene retention in a staple produced from yellow fleshed cassava roots through different drying methods]Variations of β-carotene retention in a staple produced from yellow fleshed cassava roots through different drying methods

Freeze-drying represents a very effective method to significantly prevent loss of nutrients, especially heat-sensitive compounds. Moreover, osmotic dehydration is frequently applied prior to drying in order to facilitate moisture removal and improve quality. In the present study, the effect of os...


Udomkun, PatchimapornArgyropoulos, D.Nagle, M.Mahayothee, B.Alamu, E.O.Müller, J.[Changes in microstructure and functional properties of papaya as affected by osmotic pre-treatment combined with freeze-drying]Changes in microstructure and functional properties of papaya as affected by osmotic pre-treatment combined with freeze-drying

This manual has been prepared for use by trainees and trainers of forage seed production. It is intended as a practical guide to cover some of the basic principles of production of quality forage seeds. The manual is divided into five chapters. The first chapter outlines field multiplication prac...


International Livestock Centre for Africa[Forage seed production]Forage seed production
Autor: Romanoff, S

The social infrastructure of the farmers` associations on the Northern Coast of Colombia that produce dried cassava chips is analyzed, and the benefits received by both members and nonmembers are indicated. The benefits received by the members vary, depending on the affiliation and the member him...


Romanoff, S[Looking at the books: Social accounting of three cassava drying (appropriate technology) cooperative associations in Colombia]Looking at the books: Social accounting of three cassava drying (appropriate technology) cooperative associations in Colombia
Garay, AEAguirre, RGiraldo Avila, Guillermo[La dinámica de la humedad de la semilla y sus implicaciones en la producción de semillas]La dinámica de la humedad de la semilla y sus implicaciones en la producción de semillas
Autor: Romanoff, S

The institutional costs involved in the promotion and development of cassava processing plants on the Northern Coast of Colombia are presented, and the implication that these might have on future plans is analyzed and discussed. (CIAT)


Romanoff, S[Estimado del costo de apoyo institucional para asociaciones procesadoras de yuca en la Costa Norte de Colombia]Estimado del costo de apoyo institucional para asociaciones procesadoras de yuca en la Costa Norte de Colombia

The paper describes the ongoing cooperative project between the Colombian Integrated Rural Development Programme, the Canadian International Development Agency and the Centro Internacional de Agricultura Tropical, whose objective is to establish small scale cassava natural drying plants on the At...


Ospina Patiño, BernardoGómez G., Guillermo G.Best, R.[Secado natural de yuca para la alimentación animal : establecimiento de pequeñas agroindustrias en la costa Atlántica de Colombia]Secado natural de yuca para la alimentación animal : establecimiento de pequeñas agroindustrias en la costa Atlántica de Colombia

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