Evaluation of mechanisms of resistance among 12 grain sorghum, Sorghum bicolor (L.) Moench, sources of resistance to the biotype E greenbug, Sehizaphis graminum (Rondani), indicated that the most important mechanism within this germplasm seemed to be antibiosis (with a few exceptions). The source...
Dixon, O.A.G.
,
Bramel-Cox, P.J.
,
Reese, J.C.
,
Harvey, T.L.
,
[Mechanisms of resistance and their interactions in twelve sources of resistance to biotype E greenbug (Homoptera: Aphididae) in sorghum]
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Mechanisms of resistance and their interactions in twelve sources of resistance to biotype E greenbug (Homoptera: Aphididae) in sorghum
The feeding behavior of biotype E greenbug, Schizaphis graminum (Rondani), on seedlings of sorghum, Sorghum bicolor (L.) Moench, genotypes with various levels and mechanisms of seedling resistance was examined in a 12-h period with a computerized electronic insect feeding monitor. Results indicat...
Dixon, Alfred G.O.
,
Bramel-Cox, P.J.
,
Reese, J.C.
,
[Feeding behaviour of biotype E greenbug (Homoptera: Aphididae) and its relationship to resistance in sorghum]
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Feeding behaviour of biotype E greenbug (Homoptera: Aphididae) and its relationship to resistance in sorghum
Abele, S.
,
Koper, E.
,
International Institute of Tropical Agriculture
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Asiedu, Robert
,
Bramel-Cox, P.J.
,
Chikoye, D.
,
López, K.
,
[R4D Review 2]
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R4D Review 2
International Institute of Tropical Agriculture
,
Asiedu, Robert
,
Bramel-Cox, P.J.
,
Chikoye, D.
,
Manyong, Victor M.
,
López, K.
,
[R4D Review 3]
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R4D Review 3
The International Institute of Tropical Agriculture (IITA), in partnership with African institutions, is testing a research for development (R4D) approach to develop cassava productivity and agro-industry to reduce poverty and hunger in Africa. During the research phase (1983–1995), agro-processi...
Abass, A.
,
Bokanga, M.
,
Dixon, A.
,
Bramel-Cox, P.J.
,
[Transiting cassava into an urban food and industrial commodity through agroprocessing and marketing driven approaches: lessons from Africa]
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Transiting cassava into an urban food and industrial commodity through agroprocessing and marketing driven approaches: lessons from Africa
Geographic Information System (GIS) tools are applied to a comprehensive database of 3514 records of wild Arachis species to assist in the conservation and utilisation of the species by: (a) determining the distributional range of species and their abundance; (b) characterising species environmen...
Ferguson, M.
,
Jarvis, A.
,
Stalker, H.
,
Williams, D.
,
Luigi Guarino, V.
,
Pittman, R.
,
Simpson, C.
,
Bramel-Cox, P.J.
,
[Biogeography of wild Arachis (Leguminosae): distribution and environmental characterization]
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Biogeography of wild Arachis (Leguminosae): distribution and environmental characterization
To restore food security to a traditional African cropping system following a sudden loss of seed, genetic diversity must be re-established. This study examines the extent to which Cowpea diversity was reinstated two years after a flood disaster in Gaza Province, Mozambique. The contribution that...
Ferguson, Morag E.
,
Jones, R.B.
,
Bramel-Cox, P.J.
,
Domínguez, C.
,
Torre do Vale, C.
,
Han, J.
,
[Postflooding disaster crop diversity recovery: a case study of cowpea in Mozambique]
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Postflooding disaster crop diversity recovery: a case study of cowpea in Mozambique
Cassava has long been expected to play a key role in rural economic growth in Africa, but are we there yet? Although research partnerships have produced elite cassava varieties with 50% more yielding potential and demonstrated technologies to boost processing and marketing of cassava, the sub-sec...
James, B.
,
Bramel-Cox, P.J.
,
Witte, E.R.
,
Asiedu, Robert
,
Watson, D.
,
Okechukwu, R.U.
,
[Expanding the application of cassava value chain technologies through UPoCA project]
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Expanding the application of cassava value chain technologies through UPoCA project
The greenbug [Schizaphis graminum (Rondani)] has been recognized as a major insect pest of sorghum [Sorghum bicolor (L.) Moench] in the Great Plains of the USA since 1968. Biotype E has been prominent since 1980 and twelve sources of resistance within the Sorghum genus have been identified. The o...
Dixon, A.
,
Bramel-Cox, P.J.
,
Harvey, T.
,
[Diallel analysis of resistance in sorghum to greenbug biotype E: antibiosis and tolerance]
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Diallel analysis of resistance in sorghum to greenbug biotype E: antibiosis and tolerance
James, B.
,
Bramel-Cox, P.J.
,
Lagnaoui, A.
,
Erisgen, E.
,
Asiabaka, C.C.
,
[IPM contributions to the achievement of Millennium Development Goals of halving hunger and poverty]
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IPM contributions to the achievement of Millennium Development Goals of halving hunger and poverty