One suspected mutant with the broad, thick and dark green leaves characteristic of tetraploid cassava was found from each of the cassava clones TMS 91934 and TMS 89/00037-17 planted out in the field. Cytological examination confirmed them as tetraploids with chromosomes number 2n=4x=72. The mutan...
Twelve cassava (Manihot esculenta crantz) genotypes were grown at two field sites in Nigeria representing lowland and mid-altitude agroecological zones from 1994 to 1996 (Ibadan and Jos). Leaf area development and dry matter partitioning were studied by the destructive growth analyses at 3, 6, 9,...
Akparobi, S.
,
Ekanayake, I.J.
,
Togun, A.
,
[The effect of weather regimes on the leaf area development and dry matter production in cassava]
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The effect of weather regimes on the leaf area development and dry matter production in cassava
The paper examined the willingness of smallholder cassava processors to pay for value-added solid wastes management solutions in Nigeria. We employed a multistage sampling procedure to obtain primary data from 403 cassava processors from the forest and Guinea savannah zones of Nigeria. Contingent...
Omilani, O.
,
Abass, A.
,
Okoruwa, V.O.
,
[Smallholder agroprocessors' willingness to pay for value-added solid-waste management solutions]
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Smallholder agroprocessors' willingness to pay for value-added solid-waste management solutions
Adegbola, Y.P.
,
Yegbemay, R.N.
,
Djenontin, I.N.S.
,
Hibon, A.
,
Hell, K.
,
Thiele, Graham
,
Koudande, O.D.
,
[Les marches du manioc et du "gari" dans le Sud et le Centre du Benin: Performances et principales contraintes a leur developpement.]
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Les marches du manioc et du "gari" dans le Sud et le Centre du Benin: Performances et principales contraintes a leur developpement.
This study employed the Cobb–Douglas stochastic frontier production function to measure the level of technical efficiency among smallholder cassava farmers in Central Madagascar. A multi-stage random sampling technique was used to select 180 cassava farmers in the region and from this sample, inp...
Okoye, B.C.
,
Abass, A.
,
Bachwenkizi, B.
,
Asumugha, G.N.
,
Alenkhe, B.
,
Ranaivoson, R.
,
Randrianarivelo, R.
,
Rabemanantso, N.
,
Ralimanana, I.
,
[Differentials in technical efficiency among smallholder cassava farmers in Central Madagascar: a Cobb Douglas stochastic frontier production approach]
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Differentials in technical efficiency among smallholder cassava farmers in Central Madagascar: a Cobb Douglas stochastic frontier production approach
Cassava (Manihot esculenta Crantz) is an important food security crop for poor rural communities, particularly in Africa. At household level, cassava landraces used for cultivation are mainly selected based on farmers' interests, leading to very particular diversity evolution over generations. Th...
Agre, A.P.
,
Gueye, B.
,
Adjatin, A.
,
Dansi, M.
,
Bathacharjee, R.
,
Rabbi, Ismail Y.
,
Dansi, M.
,
Gedil, M.
,
[Folk taxonomy and traditional management of cassava (Manihot esculenta Crantz) diversity in southern and central Benin]
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Folk taxonomy and traditional management of cassava (Manihot esculenta Crantz) diversity in southern and central Benin
Background
Production of cassava (Manihot esculenta Crantz), a food security crop in sub-Saharan Africa, is threatened by the spread of cassava brown streak disease (CBSD) which manifests in part as a corky necrosis in the storage root. It is caused by either of two virus species, Cassava brown s...
Kaweesi, T.
,
Kawuki, R.
,
Kyaligonza, V.
,
Baguma, Yona K.
,
Tusiime, Geoffrey
,
Ferguson, M.
,
[Field evaluation of selected cassava genotypes for cassava brown streak disease based on symptom expression and virus load]
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Field evaluation of selected cassava genotypes for cassava brown streak disease based on symptom expression and virus load
Rabbi, Ismail Y.
,
Kulakow, P.A.
,
Manu-Aduening, J.A.
,
Dankyi, Ansong A.
,
Asibuo, James Y.
,
Parkes, E.
,
Abdoulaye, Tahirou
,
Girma, G.
,
Gedil, Melaku A
,
Ramu, P.
,
Reyes, B.
,
Maredia, Mywish K.
,
[Tracking crop varieties using genotypingbysequencing markers: a case study using cassava (Manihot esculenta Crantz)]
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Tracking crop varieties using genotypingbysequencing markers: a case study using cassava (Manihot esculenta Crantz)
This paper investigates the determinants of adoption of improved cassava varieties in south-western Nigeria. The data come from a farm household survey of 841 households selected using a three-stage stratified random sampiling procedure. The data collection was conducted in 2011 by the Internatio...
Awotide, B.
,
Abdoulaye, Tahirou
,
Alene, A.
,
Manyong, Victor M.
,
[Assessing the extent and determinants of adoption of improved cassava varieties in southwestern Nigeria]
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Assessing the extent and determinants of adoption of improved cassava varieties in southwestern Nigeria
Cassava bacterial blight (CBB), incited by Xanthomonas axonopodis pv. manihotis (Xam), is the most important bacterial disease of cassava, a staple food source for millions of people in developing countries. Here we present a widely applicable strategy for elucidating the virulence components of ...
Bart, R.
,
Cohn, M.
,
Kassen, A.
,
McCallum, E.
,
Shybut, M.
,
Petriello, A.
,
Krasileva, K.
,
Dahlbeck, D.
,
Medina, C.
,
Alicai, Titus
,
Kumar, P.L.
,
Moreira, L.
,
Neto, J.
,
Verdier, Valérie
,
Santana, M.
,
Kositcharoenkul, N.
,
Vanderschuren, H.
,
Gruissem, W.
,
Bernal, A.
,
Staskawicz, B.
,
[Highthroughput genomic sequencing of cassava bacterial blight strains identifies conserved effectors to target for durable resistance]
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Highthroughput genomic sequencing of cassava bacterial blight strains identifies conserved effectors to target for durable resistance