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Kumar, P.L.Abberton, M.T.[Navigating the international exchange of plant genetic resources amidst biosecurity challenges: experiences of IITA in Africa]Navigating the international exchange of plant genetic resources amidst biosecurity challenges: experiences of IITA in Africa

Taro (Colocasia esculenta (L.) Schott) is an important food crop cultivated for its edible tubers in Ghana. In May 2009, outbreaks of a destructive leaf disease were observed on several taro farms in the Atiwa, East- Akim, Fanteakwa, West-Akim, and New Juaben districts of the Eastern Region of Gh...


Omane, E.Oduro, K. A.Cornelius, E.Opoku, I.Akrofi, AndrewsSharma, K.Kumar, P.L.Bandyopadhyay, Ranajit[First report of leaf blight of Taro (Colocasia esculenta) caused by Phytophthora colocasiae in Ghana]First report of leaf blight of Taro (Colocasia esculenta) caused by Phytophthora colocasiae in Ghana

Anthracnose, caused by Colletotrichum gloeosporioides, is one of the major constraints limiting water yam (Dioscorea alata) production in the tropics. In this region, yam anthracnose control is mostly achieved by the deployment of moderately resistant yam genotypes. Therefore, screening for new s...


Nwadili, C.O.Augusto, J.Bhattacharjee, R.Atehnkeng, J.López Montes, A.Onyeka, T.J.Kumar, P.L.Asiedu, RobertBandyopadhyay, Ranajit[Comparative reliability of screening parameters for anthracnose resistance in water yam (Dioscorea alata)]Comparative reliability of screening parameters for anthracnose resistance in water yam (Dioscorea alata)

Diseases caused by viral, fungal and bacterial pathogens pose great threat to food security in Africa. Use of disease resistant cultivars is among the most preferred tactic for disease control by smallholder farmers in Africa, who cannot afford cost intensive chemical inputs or labor intensive cr...


Tripathi, L.Kumar, P.L.Patil, B.L.Fatokun, C.A.[Pathogen resistant genetically engineered crops in Africa]Pathogen resistant genetically engineered crops in Africa

The yam nematode, Scutellonema bradys, is a major threat to yam (Dioscorea spp.) production across yam-growing regions. In West Africa, this species cohabits with many morphologically similar congeners and, consequently, its accurate diagnosis is essential for control and for monitoring its movem...


Kolombia, Y.A.Karssen, G.Viaene, N.Kumar, P.L.Joos, L.Coyne, D.L.Bert, W.[Morphological and molecular characterisation of Scutellonema species from yam (Dioscorea spp.) and a key to the species of the genus]Morphological and molecular characterisation of Scutellonema species from yam (Dioscorea spp.) and a key to the species of the genus

Soybean (Glycine max L.) is an important grain legume cultivated on approximately 1.24 million ha in Africa (1). Malawi ranks fourth in area of production in Africa, with 75,000 ha in 2009 (1). Soybean is also gaining importance in Mozambique and several other southern African countries due to di...


Sharma, K.Kumar, P.L.Tamo, M.Tefera, H.Boahen, S.[First report of soybean witchesbroom disease caused by Group 16SrII phytoplasma in soybean in Malawi and Mozambique]First report of soybean witchesbroom disease caused by Group 16SrII phytoplasma in soybean in Malawi and Mozambique

Sugarcane and maize plants showing symptoms typical of those described for the so-called “African streak viruses” (AfSVs) were encountered during field surveys conducted from February to July 2015 to document viruses infecting both crops across the northern Guinea savannah region of Nigeria. As p...


Yahaya, A.Dangora, D.B.Alegbejo, M.D.Kumar, P.L.Alabi, O.J.[Identification and molecular characterization of a novel sugarcane streak mastrevirus and an isolate of the A-strain of maize streak virus from sugarcane in Nigeria]Identification and molecular characterization of a novel sugarcane streak mastrevirus and an isolate of the A-strain of maize streak virus from sugarcane in Nigeria
Kumar, P.L.Bandyopadhyay, RanajitAkinbade, S.Kumar, M.[Development of an in house diagnostic test for monitoring aflatoxin contamination in agriculture commodities]Development of an in house diagnostic test for monitoring aflatoxin contamination in agriculture commodities
Akinbade, O.O.Kumar, M.Atehnkeng, J.Adegoke, G.O.Kumar, P.L.Bandyopadhyay, Ranajit[Incidence of Aspergillus section Flavi strains and aflatoxin production in some market samples of Dioscorea yam chips from various towns in Nigeria]Incidence of Aspergillus section Flavi strains and aflatoxin production in some market samples of Dioscorea yam chips from various towns in Nigeria

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