Mango (Mangifera indica L., Anacardiaceae) is a popular fruit in Africabecause of its high nutritional and economic value. However, smallholders in Benin, aWest African country, are currently unable to take advantage of this potential becauseof various constraints along the value chain. A survey ...
Melle, C. van
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Arinloye, D.A.
,
Coulibaly, O.
,
Vayssières, Jean-François
,
Hell, K.
,
[Contribution to mango value chain development in Benin a producer perception survey]
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Contribution to mango value chain development in Benin a producer perception survey
A total of 420 samples were collected from agrarian households. Whereas 51% (215/420) of the samples were contaminated with one or more toxins, the contamination rates for maize, peanut, and cassava products were 74, 62, and 24%, respectively. The fumonisins (20?5412 ?g/kg), aflatoxin B1 (6?645 ?...
Ediage, E.N.
,
Hell, K.
,
Saeger, S.
,
[A comprehensive study to explore differences in mycotoxin patterns from agroecological regions through maize, peanut, and cassava products: a case study, Cameroon]
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A comprehensive study to explore differences in mycotoxin patterns from agroecological regions through maize, peanut, and cassava products: a case study, Cameroon
Essential oils extracted by hydrodistillation from local plants in Benin, western Africa, and oil from seeds of the neem tree (Azadirachta indica) were evaluated in vitro and in vivo for their efficacy against Fusarium verticillioides infection and fumonisin contamination. Fumonisin in corn was q...
Fandohan, P.
,
Gbenou, J.D.
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Gnonlonfin, G.J.B.
,
Hell, K.
,
Marasas, W.F.O.
,
Wingfield, M.J.
,
[Effect of essential oils on the growth of Fusarium verticillioides and Fumonisin contamination in corn]
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Effect of essential oils on the growth of Fusarium verticillioides and Fumonisin contamination in corn
Life table studies for the Angoumois grain moth, Sitotroga cerealella (Olivier), a pest on stored maize, Zea mays L., in West Africa, were conducted as part of the expansion of a mathematical simulation model that has been developed for two pests of stored maize. The effects of four temperatures ...
Hansen, L.S.
,
Skovgard, L.
,
Hell, K.
,
[Life table study of Sitotroga cerealella (Lepidoptera: Gelichiidae), a strain from West Africa]
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Life table study of Sitotroga cerealella (Lepidoptera: Gelichiidae), a strain from West Africa
Consecutive outbreaks of acute aflatoxicosis in Kenya in 2004 and 2005 caused > 150 deaths. In response, the Centers for Disease Control and Prevention and the World Health Organization convened a workgroup of international experts and health officials in Geneva, Switzerland, in July 2005. After ...
Strosnider, H.
,
Azziz-Baumgartner, E.
,
Bänziger, Marianne
,
Bhat, R.V.
,
Breiman, R.
,
Brune, M.
,
DeCock, K.
,
Dilley, A.
,
Groopman, J.
,
Hell, K.
,
[Public health strategies for reducing aflatoxin exposure in developing countries: workgroup report]
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Public health strategies for reducing aflatoxin exposure in developing countries: workgroup report
The fate of aflatoxins and fumonisins, two mycotoxins that cooccur in maize, was studied through the traditional processing of naturally contaminated maize in mawe, makume, ogi, akassa, and owo, maize-based foods common in Benin, West Africa. Levels of total aflatoxin and fumonisin were measured ...
Fandohan, P.
,
Zoumenou, D.
,
Hounhouigan, D.J.
,
Marasas, W.F.O.
,
Wingfield, M.J.
,
Hell, K.
,
[Fate of aflatoxins and fumonisins during the processing of maize into food products in Benin]
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Fate of aflatoxins and fumonisins during the processing of maize into food products in Benin
Aflatoxin level in 300 farmers' stores in four agro-ecological zones in Benin, a West African coastal country, were determined over a period of 2 years. At sampling a questionnaire was used to evaluate maize storage practices. Farmers were asked what storage structure they used, their storage for...
Hell, K.
,
Cardwell, K.
,
Sétamou, M.
,
Poehling, H.
,
[Maize storage practices and their influence on aflatoxin contamination in stored grains in four agroecological zones in Benin, West Africa]
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Maize storage practices and their influence on aflatoxin contamination in stored grains in four agroecological zones in Benin, West Africa
Insect species and damage levels were evaluated and related to aflatoxin content in maize sampled from farmers' stores in four agroecological zones over a two-year period in Benin, West-Africa. In 1993, no aflatoxin was detected in maize that was free of isect damage. In the same year; in maize w...
Hell, K.
,
Cardwell, K.
,
Sétamou, M.
,
Schulthess, F.
,
[Influence of insect infestation on aflatoxin contamination of stored maize in four agroecological regions in Benin]
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Influence of insect infestation on aflatoxin contamination of stored maize in four agroecological regions in Benin
The objective of this study was to evaluate the presence of Aspergillus section Flavi and A. section Nigri in cashew nuts harvested in the Northern Guinea (NG) and Southern Sudanian (SS) agro-ecological zones of Benin. Also, the presence of aflatoxins was investigated. For detection of fungal con...
Lamboni, Y.
,
Frisvad, J.C.
,
Hell, K.
,
Linnemann, A.R.
,
Nout, R.M.
,
Tamo, M.
,
Nielsen, K.F.
,
Boekel, M.A. van
,
Smid, E.J.
,
[Occurrence of Aspergillus section Flavi and section Nigri and aflatoxins in raw cashew kernels (Anacardiumoccidentale L.) from Benin]
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Occurrence of Aspergillus section Flavi and section Nigri and aflatoxins in raw cashew kernels (Anacardiumoccidentale L.) from Benin
Angoumois grain moth (Sitotroga cerealella (Olivier)) and rice weevil (Sitophilus oryzae (Linnaeus)) are devastating pests of stored cereals throughout the world. This study aims to establish the effect of the climatic and environmental factors on the distribution and infestation source of these ...
Togola, A.
,
Nwilene, F.E.
,
Hell, K.
,
Oyetunji, O.
,
Chougourou, D.
,
[Impact of climatic and environmental factors on the distribution of Sitotroga Cerealella (Olivier) and Sitophilus Oryzae (Linnaeus) in Benin]
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Impact of climatic and environmental factors on the distribution of Sitotroga Cerealella (Olivier) and Sitophilus Oryzae (Linnaeus) in Benin