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A total of 436 African landraces and 497 improved cassava genotypes were planted in 1996, 1997, 1998 and 1999 growing seasons.. These were evaluated for their reactions to cassava anthracnose disease (CAD) under natural infection conditions at Ibadan (a high infection zone). The severity of the d...


Owolade, O.Dixon, A.Adeoti, A.Osunlaja, S.[Sources of resistance to cassava anthracnose disease]Sources of resistance to cassava anthracnose disease

The identification of superior genotypes and mega-environments on the basis of multiple traits is a key objective of multi-environment trials in cassava (Manihot esculenta Crantz). The objective of this study was to examine the genetic variation and genotype 3 environment interaction (GEI) effect...


Egesi, Chiedozie N.Ilona, P.Ogbe, F.O.Akoroda, M.O.Dixon, A.[Genetic variation and genotype X environment interaction for yield and other agronomic traits in cassava in Nigeria]Genetic variation and genotype X environment interaction for yield and other agronomic traits in cassava in Nigeria

A countrywide survey on cassava constraints in D.R. Congo was initiated in 2002 and completed in 2004 with the aim of assessing the health status of cassava in various agro-ecological zones of the 11 provinces of the country. The survey permitted to update the list of diseases and pests that cont...


Tata-Hangy, K.W.Legg, J.P.Hanna, R.Toko, M.Lema, K.M.Dixon, A.Mahungu, N.M.[Incidence and distribution of cassava diseases and pests in the Democratic Republic of Congo]Incidence and distribution of cassava diseases and pests in the Democratic Republic of Congo

The aim of the study was to investigate the chemical composition and pasting properties of 43 cassava mosaic desease (CMD) resistant clones planted at different locations (Ibadan, Onne and Mokwa) in Nigeria under rainfed conditions in 2003 and 2004. Ranges of chemical contents (%) were for amylos...


Sanni, L.O.Adebowale, A.A.Maziya-Dixon, B.B.Dixon, A.[Chemical composition and pasting properties of CMD resistant cassava clones planted at different locations]Chemical composition and pasting properties of CMD resistant cassava clones planted at different locations

The aim was to investigate the chemical and functional properties of starches produced from 39 different cassava varieties (36 varieties resistant to cassava mosaic disease and three checks TMS 30572, 4(2) 1425 and 8200058) in two planting seasons at the experimental farm of the International Ins...


Eke, J.Achinewhu, S.C.Sanni, L.O.Barimalaa, I.S.Maziya-Dixon, B.B.Dixon, A.[Seasonal variations in the chemical and functional properties of starches from local and improved cassava varieties in high rainfall region of Nigeria]Seasonal variations in the chemical and functional properties of starches from local and improved cassava varieties in high rainfall region of Nigeria

Pre- and postharvest factors such as genetic factors, environmental conditions during the growth of the plant and the method of starch isolationhave been found to have a profound effect on the properties of root and tuber starches. The physicochemical, functional and pasting propertiesas well as ...


Onitilo, M.O.Sanni, L.O.Daniel, I.Maziya-Dixon, B.B.Dixon, A.[Physicochemical and functional properties of native starches from cassava varieties in southwest Nigeria]Physicochemical and functional properties of native starches from cassava varieties in southwest Nigeria

There is an increasing interest in the use of cassava roots for food and industrial purposes especially in the baking industry in Nigeria. Development of some cassava mosaic disease (CMD) resistant clones and application of inorganic fertilizers are principal strategies targeted in the country to...


Shittu, T.Dixon, A.Awonorin, S.Sanni, L.O.Maziya-Dixon, B.B.[Bread from composite cassava wheat flour. II: effect of cassava genotype and nitrogen fertilizer on bread quality]Bread from composite cassava wheat flour. II: effect of cassava genotype and nitrogen fertilizer on bread quality

The major constraints to stable production of cassava in Africa are diseases, insects, mites, weeds, soil and agronomic limitations and socio-economic factors. Of the economic diseases, African cassava mosaic, bacterial blight, and anthracnose are the most important. The green spider mite and cas...


Mahungu, N.M.Dixon, A.Kumbira, J.[Breeding cassava for multiple pest resistance in Africa]Breeding cassava for multiple pest resistance in Africa

Cassava is a major staple and food security crop in Africa which can produce a crop under uncertain rainfall and low fertility conditions. How- ever, it suffers from several pests and diseases, with Cassava Mosaic Disease (CMD) being the main biotic constraint in production in s...


Parkes, E.Fregene, Martin A.Dixon, A.Okogbenin, EmmanuelBoakye-Peprah, B.Labuschagne, M.T.[Developing Cassava Mosaic Disease resistant cassava varieties in Ghana using a marker assisted selection approach]Developing Cassava Mosaic Disease resistant cassava varieties in Ghana using a marker assisted selection approach
Parkes, E.Kulakow, P.A.Alamu, E.O.Maziya-Dixon, B.B.Aina, O.O.Ofei, R.Iluebbey, P.Agbona, A.Bakare, M.Dixon, A.[Performance of proVitamin A cassava clones across eleven environments in two seasons in Nigeria]Performance of proVitamin A cassava clones across eleven environments in two seasons in Nigeria

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