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Cowpea (Vigna unguiculata) is a major source of dietary protein and essential component of the cropping systems in semi-arid regions of Sub-Saharan Africa. However, yields are very low due to lack of improved cultivars, poor management practices, and limited inputs use. The objectives of this stu...


Boahen, S.Savala, C.E.N.Chikoye, D.Abaidoo, R.C.[Growth and yield responses of cowpea to inoculation and phosphorus fertilization in different environments]Growth and yield responses of cowpea to inoculation and phosphorus fertilization in different environments

Farrow, AndrewRonner, E.Brand, G. van denBoahen, S.Leonardo, W.Woldemeskel, EndalkachewAdjei-Nsiah, SamuelChikowo, RegisBaijukya, Frederick P.Ebanyat, PeterSangodele, S.Sanginga, J.M.Kantengwa, S.Phiphira, L.Woomer, P.L.Ampadu-Boakye, T.Baars, E.Kanampiu, F.Vanlauwe, BernardGiller, Ken E.[From best fit technologies to best fit scaling: incorporating and evaluating factors affecting the adoption of grain legumes in Sub-Saharan Africa.]From best fit technologies to best fit scaling: incorporating and evaluating factors affecting the adoption of grain legumes in Sub-Saharan Africa.

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...


Kumar, P.L.Sharma, K.Boahen, S.Tefera, H.Tamo, M.[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

The whitefy Bemisia tabaci, a species complex consisting of many morphologically indistinguishable species divided into distinct clades, is one of the most globally important agricultural pests and plant virus vectors. Cassava-colonizing B. tabaci transmits viruses that cause cassava mosaic disea...


Chen, W.Wosula, Everlyne N.Hasegawa, D.K.Casinga, C.Shirima, R.R.Fiaboe, K.K.M.Hanna, R.Fosto, A.Goergen, Georg E.Tamò, M.Mahuku, George S.Murithi, H.M.Tripathi, L.Mware, B.Kumar, P.L.Ntawuruhunga, PheneasMoyo, C.Yomeni, M.Boahen, S.Edet, M.Awoyale, W.Wintermantel, William M.Ling, K.S.Legg, J.P.Fei, Z.[Genome of the African cassava whitefly Bemisia tabaci and distribution and genetic diversity of cassava-colonizing whiteflies in Africa]Genome of the African cassava whitefly Bemisia tabaci and distribution and genetic diversity of cassava-colonizing whiteflies in Africa

Response of cassava (Manihot esculenta Crantz) to fertigation as a form of nutrient delivery is unknown. The objectives of this study were to establish a balanced nutrition and to enhance agronomic nutrient use efficiency (ANUE) of cassava under fertigation. This study was conducted in the greenh...


Omondi, J.O.Lazarovitch, N.Rachmilevitch, S.Boahen, S.Ntawuruhunga, PheneasSokolowski, E.Yermiyahu, U.[Nutrient use efficiency and harvest index of cassava decline as fertigation solution concentration increases]Nutrient use efficiency and harvest index of cassava decline as fertigation solution concentration increases

Host range and cross-infectivity studies are important for identifying rhizobial strains with potential for use as inoculants. In this study, 10 native soybean rhizobia isolated from Mozambican and South African soils were evaluated for host range, symbiotic effectiveness and ability to induce hi...


Gyogluu, C.Mohammed, M.Jaiswal, S.K.Boahen, S.Dakora, F.D.[Assessing host range, symbiotic effectiveness, and photosynthetic rates induced by native soybean rhizobia isolated from Mozambican and south African soils]Assessing host range, symbiotic effectiveness, and photosynthetic rates induced by native soybean rhizobia isolated from Mozambican and south African soils

Soybean inoculation with effective rhizobial strains makes unnecessary the use of N-fertilizers in the tropics. A frequently reported problem is the failure of the inoculant strains to overcome the competition imposed by indigenous rhizobial populations. The screening of indigenous rhizobia, alre...


Chibeba, A.M.Boahen, S.Fátima Guimarães, M. deNogueira, M.A.Hungria, M.[Isolation, characterization and selection of indigenous Bradyrhizobium strains with outstanding symbiotic performance to increase soybean yields in Mozambique.]Isolation, characterization and selection of indigenous Bradyrhizobium strains with outstanding symbiotic performance to increase soybean yields in Mozambique.

populations were the main plots, whereas varieties were subplots. The proportion of intercepted photosynthetically active radiation (IPAR) and leaf area index (LAI) increased with increasing plant population at both locations, indicating that high leaf area indices and high degree of canopy closu...


Kamara, A.Ewansiha, S.U.Boahen, S.Tofa, A.I.[Agronomic Response of Soybean Varieties to Plant Population in the Guinea Savannas of Nigeria]Agronomic Response of Soybean Varieties to Plant Population in the Guinea Savannas of Nigeria

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

One of the major problems associated with the early soybean production system (ESPS) in the Midsouth USA is seed shattering of early maturity group (MG) soybean that mature in the midsummer. Information is needed to measure the impact of this problem and to provide proper management strategies. S...


Zhang, L.Boahen, S.[Evaluation of critical shattering time of early-maturity soybeans under early soybean production system]Evaluation of critical shattering time of early-maturity soybeans under early soybean production system

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