Without enforced standards or reliable third‐party verification, food safety threats such as pesticide residues and aflatoxin contamination are generally unobservable or only partially observable to both buyers and sellers, especially of staple foods in rural maize markets in sub‐Saharan Africa. ...
Kadjo, D.
,
Ricker-Gilbert, J.
,
Shively, G.
,
Abdoulaye, Tahirou
,
[Food safety and adverse selection in rural maize markets]
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Food safety and adverse selection in rural maize markets
Aflatoxin is a potent mycotoxin that can cause cancer, stunted growth, and (in extreme instances) rapid death. Aflatoxin can contaminate many staple crops, including maize and groundnuts. As many as 4.5 billion people in the developing world may be chronically exposed. Scientists at the United St...
Johnson, A.M.
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Abdoulaye, Tahirou
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Ayedun, B.
,
Fulton, J.R.
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Widmar, N.J.O.
,
Akande, A.
,
Bandyopadhyay, Ranajit
,
Manyong, Victor M.
,
[A survey of aflatoxin and aflasafe awareness and management among Nigerian poultry producers and feed millers]
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A survey of aflatoxin and aflasafe awareness and management among Nigerian poultry producers and feed millers
Kolawole, A.O.
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Menkir, A.
,
Blay, E.
,
Ofori, K.
,
[Genetic gain in heterosis of maize reciprocal composites]
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Genetic gain in heterosis of maize reciprocal composites
Insect pests are serious constraints to production of maize. There is little information on the control measures against those insects in Cameroon. This study was carried out to identify the different species of fall armyworm and stem borers of maize and test the efficacy of different control met...
Kammo, E.Q.
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Suh, C.
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Mbong, G.A.
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Djomo, S.H.
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Chimi, N.L.L.
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Mbeungang, D.L.
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Mafouasson, H.
,
Meseka, S.
,
Menkir, A.
,
[Biological versus chemical control of fall armyworm and Lepidoptera stem borers of maize (Zea mays)]
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Biological versus chemical control of fall armyworm and Lepidoptera stem borers of maize (Zea mays)
Abstract
A field experiment was conducted during 2014 and 2016 rainy season at Tudun Wada, Kano and Shika, Zaria in the Northern Guinea Savanna of Nigeria in order to study the physiological responses of maize hybrids under low nitrogen. The experiment consisted of two nitrogen levels 0 and 120 N...
In Zambia, mothers/caregivers feed their children cereal-based complementary foods that are prone to aflatoxin contamination. This study evaluated the relationship between exposure to aflatoxins and the nutritional status of young children. It covered 400 mothers with children aged 6–24 months. T...
Alamu, E.O.
,
Gondwe, T.
,
Akello, J.
,
Maziya-Dixon, B.B.
,
Mukanga, M.
,
[Relationship between serum aflatoxin concentrations and the nutritional status of children aged 6-24 months from Zambia]
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Relationship between serum aflatoxin concentrations and the nutritional status of children aged 6-24 months from Zambia
Background
The phenological development of the maize crop from emergence through flowering to maturity, usually expressed as a rate (i.e. 1/duration), is largely controlled by temperature in the tropics. Maize plant phenological responses vary between varieties and quantifying these responses can...
Tonnang, Henri E.Z.
,
Makumbi, Dan
,
Craufurd, Peter Q.
,
[Methodological approach for predicting and mapping the phenological adaptation of tropical maize (Zea mays L.) using multi‑environment trials]
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Methodological approach for predicting and mapping the phenological adaptation of tropical maize (Zea mays L.) using multi‑environment trials
Guatemala is located in an area which contains one of the highest levels of plant genetic diversity in the world. Its particular geography and types of vegetation are characterised by the fact that the country has 14 life zones. The existing human wealth-botanical wealth interaction makes this co...
International Plant Genetic Resources Institute
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[The role of women in the conservation of the genetic resources of maize Guatemala]
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The role of women in the conservation of the genetic resources of maize Guatemala
Climate change is expected to aggravate the effects of drought, heat and combined drought and heat stresses. An important step in developing ‘climate smart’ maize varieties is to identify germplasm with good levels of tolerance to the abiotic stresses. The primary objective of this study was to i...
Nelimor, C.
,
Badu-Apraku, B.
,
Tetteh, A.Y.
,
N’guetta, A.S.
,
[Assessment of genetic diversity for drought, heat and combined drought and heat stress tolerance in early maturing maize landraces]
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Assessment of genetic diversity for drought, heat and combined drought and heat stress tolerance in early maturing maize landraces