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Cassava is the major root crop in eastern and southern Africa. It is an important source of calories for the inhabitants of such countries as Uganda, Malawi, and Mozambique. It may also be the best alternative for overcoming the food scarcities caused by frequent droughts in the region.


Porto, M.C.M.Asiedu, Robert[Development of cassava in Eastern and Southern Africa]Development of cassava in Eastern and Southern Africa
Rossel, H.W.Asiedu, RobertDixon, A.[Resistance of cassava to African cassava mosaic virus: what really pertains]Resistance of cassava to African cassava mosaic virus: what really pertains

Balogun, M.Maroya, N.Taiwo, J.Ossai, C.Ajayi, A.Kumar, P.L.Pelemo, O.Aighewi, B.A.Asiedu, Robert[Clean breeder seed yam tuber production using temporary immersion bioreactors]Clean breeder seed yam tuber production using temporary immersion bioreactors

A substantial impact on Africa agriculture can be made through research on crop improvement for the extensive inland valley agro-ecosystems (IVS) extending from the humid forest to the savanna zones in sub saharan Africa. Systematic surveys of farmers have shown that cassava is a favoured upland ...


Ekanayake, I.J.Dixon, A.Asiedu, RobertIzac, A.M.[Improved cassava for inland valley agroecosystems]Improved cassava for inland valley agroecosystems

Yam mosaic virus (YMV), genus Potyvirus; family Potyviridae is the most important virus infecting Dioscorea spp. in the tropics. It induces a variety of symptoms ranging from mild mosaic on leaves of infected plants to stunted growth. Field and laboratory studies were conducted in Nigeria to iden...


Odu, B.O.Asiedu, RobertHughes, J.Shoyinka, S.A.Oladiran, O.A.[Evaluation of resistance to yam mosaic virus (YMV), genus Potyvirus in white yam (Dioscorea rotundata Poir.)]Evaluation of resistance to yam mosaic virus (YMV), genus Potyvirus in white yam (Dioscorea rotundata Poir.)

Four hybrid water yam (Dioscorea alata) genotypes (TDa 00/00194, TDa 00/00103, TDa 00/00104, TDa 00/00363) with two superior landraces (TDa 92-2 and UM 680) were evaluated for high and stable yields, pest and disease resistance, and acceptable food and market qualities in 2006 using ...

Quatre hybrides génotypes d’igname, l’eau yam (Dioscorea alata) (TDa 00/00194, TDa 00/00103, TDa 00/00104, TDa 00/00363 avec deux variétés supérieurs de races- une variété qui tolère l’effort biotique et abiotique ayant pour le résultat la stabilité élevée de rendement (TDa 92-2 et U...


Ikeorgu, J.G.Oselebe, H.Oluwatayo, J.Ugwuoke, K.Ukpabi, U.J.Asiedu, Robert[Farmer participatory evaluation of four hybrid water yam clones in the yam belt of Nigeria]Farmer participatory evaluation of four hybrid water yam clones in the yam belt of Nigeria
Mignouna, H.D.Abang, Mathew M.Asiedu, RobertGeeta, R.[Yam (Dioscorea) husbandry: cultivating yams in the field or greenhouse]Yam (Dioscorea) husbandry: cultivating yams in the field or greenhouse

For the purpose of constructing yam cDNA libraries, attempts to isolate high quality RNA using several previously reported protocols were unsuccessful. Therefore a protocol was standardized for yam total RNA isolation by using guanidium buffer at the Department of Biology, Virginia Sate Universit...


Narina, S.S.Mohammed, I.Asiedu, RobertMignouna, H.D.[A standardized RNA isolation protocol for yam (Dioscorea alata L) cDNA library construction]A standardized RNA isolation protocol for yam (Dioscorea alata L) cDNA library construction

Over recent years, pest and disease epidemics have affected the reliability of the main food crops in Uganda. Attempts to improve crop diversity therefore, and reduce reliance on the key staple crops, have included the promotion of yam (Dioscorea spp.) through the introduction of improved cultiva...


Coyne, D.L.Kajumba, C.Asiedu, Robert[Expanding guinea yam (Dioscorea spp.) production in Uganda: results of a short survey in Luweero district]Expanding guinea yam (Dioscorea spp.) production in Uganda: results of a short survey in Luweero district

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