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The concentration of African cassava mosaic virus (ACMV) was assessed by enzyme-linked immunosorbent assay in relation to symptom severity among resistant, moderately resistant and susceptible cassava genotypes. Resistant genotype NR 8083 had significantly lower symptom severity scores (P < 0·05)...


Ogbe, F.Atiri, G.Dixon, Alfred G.O.Thottappilly, G.[Symtom severity of cassava mosaic disease in relation to concentration of African cassava mosaic virus in different cassava genotypes]Symtom severity of cassava mosaic disease in relation to concentration of African cassava mosaic virus in different cassava genotypes

(1) The effects of the cassava mealybug, Phenacoccus manihoti Mat.-Ferr., on cassava, Manihot esculenta Crantz, growth, development and yields as modified by weather, soil water and nitrogen, and natural enemies were examined. (2) Rainfall-induced mortality and plant carbohydrate stress were the...


Gutiérrez, A.P.Neuenschwander, P.Schulthess, F.Herren, H.R.Baumgaertner, J.U.Wermelinger, B.Lohr, B.Ellis, C.K.[Analysis of the biological control of cassava pests in Africa: II. Cassava mealybug (Phenaccoccus manihoti)]Analysis of the biological control of cassava pests in Africa: II. Cassava mealybug (Phenaccoccus manihoti)
Autor: Almazan, A.M.

Fried chips prepared from cassava tuber or flour are consumed as snack in some Asian countries such as India, Indonesia, Malaysia and the Philippines. Chips made from fresh tubers were similar to potato chips and contained safe levels of cyanide, if low-cyanide varieties were used. Those proces...


Almazan, A.M.[Cyanide concentration of fried cassava chips and its effect on chip taste]Cyanide concentration of fried cassava chips and its effect on chip taste

(1) The effects of the cassava mealybug, Phenacoccus manihoti Mat.-Ferr., on cassava, Manihot esculenta Crantz, growth, development and yields as modified by weather, soil water and nitrogen, and natural enemies were examined. (2) Rainfall-induced mortality and plant carbohydrate stress were the...


Gutiérrez, A.P.Yaninek, John S.Wermelinger, B.Herren, H.R.Ellis, C.K.[Analysis of biological control of cassava pests in Africa: III. Cassava green mite Mononychellus tanajoa]Analysis of biological control of cassava pests in Africa: III. Cassava green mite Mononychellus tanajoa

Reducing both hunger and high expenditure on food imports is a priority for most developing African countries. Countries that hitherto have relied heavily on food imports are seeking new approaches to increase the utilization of locally grown crops. This review uses the case of cassava to propose...


Abass, A.Awoyale, W.Alenkhe, B.Ndavi, M.Asiru, B.W.Manyong, Victor M.Sanginga, Nteranya[Can food technology innovation change the status of a food security crop? A review of cassava transformation into "Bread" in Africa]Can food technology innovation change the status of a food security crop? A review of cassava transformation into "Bread" in Africa
Autor: Kolawole, P.

A study was carried out, hardness and resistant ability of cassava tuber was investigated, the study involved the use of laboratory penetrometer and a data lodger. Hand-drilling machine was fitted with a 500mm diameter blade. These devices were powered manually and by application of electricity. ...


Kolawole, P.[Evaluation of cassava tuber resistance to deformation]Evaluation of cassava tuber resistance to deformation

In this study, the factors influencing the adoption of mechanized technologies for processing cassava into a value-added high quality cassava flour (HQCF) by rural households in Tanzania were examined. A structured questionnaire was used to collect data from 400 households in villages which carry...


Amaza, P.Abass, A.B.Bachwenkizi, B.Towo, E.[Adoption of mechanized postharvest cassava processing technologies, and the determinants of high quality cassava flour (HQCF) processing in Tanzania]Adoption of mechanized postharvest cassava processing technologies, and the determinants of high quality cassava flour (HQCF) processing in Tanzania

Vitamin A deficiency has been one of the major nutritional problems for many countries where cassava is eaten as a major source of energy. In an attempt to help reduce the incidence of vitamin A deficiency, bio-fortified cassava which contains more pro-vitamin A carotenoids than the white cassava...


Duah, E.A.Parkes, E.Baah, R.O.Acquatey-Mensah, A.Danquah, A.O.Kirscht, P.Kulakow, P.A.Steiner-Asiedu, M.[Consumption trends of white cassava and consumer perceptions of yellow cassava in Ghana]Consumption trends of white cassava and consumer perceptions of yellow cassava in Ghana

We conducted two main surveys in 29 sites within the five antennae of the Cameroon National Program for Roots and Tubers Development (PNDRT), to assess potential changes triggered by the introduction of improved varieties on cassavadisease status. Standard methods were used to evaluate diseases i...


Tindo, M.Njukwe, E.Mbairanodji, A.Tenkouano, A.[Survey on the current diseases status of local versus improved cassava varieties and their management strategies in Cameroon]Survey on the current diseases status of local versus improved cassava varieties and their management strategies in Cameroon

Cassava pulp dewatering by applying pressure on the grated pulp was carried out. Pulp particles were constrained while the liquid was free. The cassava pulp cake was compressed. Experimental equipment was designed to obtain the applied pressure from various devices and the final moisture content ...


Kolawole, P.Agbetoye, L.A.S.Ogunlowo, A.S.[Effect of filtrating medium resistance on cassava pulp dewatering]Effect of filtrating medium resistance on cassava pulp dewatering

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