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High cost of nitrogen fertilizer coupled with frequent occurrence of drought has forced many maize (Zea mays L.) growers in sub-Saharan Africa to either apply fertilizer below optimal dose or no fertilizer to their maize fields. The objectives of this study were to (i) compare the performance of ...


Meseka, S.K.Menkir, A.Elhassan, A.Ibrahim, S.S.Ajala, S.Kamara, A.[Responses of maize hybrids developed for drought tolerance to low soil nitrogen]Responses of maize hybrids developed for drought tolerance to low soil nitrogen

Nitrogen stress is a major nutrient constraint to maize productivity in the Northern Guinea savanna of West and Central Africa. Thus, improved maize germplasm tolerant to low N with the capacity to utilize N more efficiently together with improved agronomic practices appear to be the primary cont...


Omoigui, L.Alabi, S.Ado, S.Ajala, S.Kamara, A.[Genetic gains from cycles of fullsib recurrent selection for low nitrogen tolerance in a tropical maize population]Genetic gains from cycles of fullsib recurrent selection for low nitrogen tolerance in a tropical maize population
Ortiz, R.Ekanayake, I.J.Mahalakshmi, V.Kamara, A.Menkir, A.Nigan, S.N.Singh, B.B.Saxena, N.P.[Development of drought resistant and water stress tolerant crops through traditional breeding]Development of drought resistant and water stress tolerant crops through traditional breeding

The Guinea savannas of Nigeria have a high potential for the production of maize because of favourable environmental conditions. Despite this high potential, the yields obtained in farmers' fields are still very low. This is due to soil degradation and nutrient depletion arising from intensificat...


Kamara, A.Menkir, A.Ajala, S.O.Kureh, I.[Performance of diverse maize genotypes under nitrogen deficiency stress in the northern Guinea Savanna of Nigeria]Performance of diverse maize genotypes under nitrogen deficiency stress in the northern Guinea Savanna of Nigeria

A study was conducted in Kano and Bauchi States in the dry Savanna of northern Nigeria to determine Striga incidence and infestation and relate these to soil fertility status and yield of maize. A three-stage sampling technique was used to select communities and fields in targeted Local Governmen...


Ekeleme, F.Jibrin, J.M.Kamara, A.Oluoch, M.Samndi, A.Fagge, A.[Assessment of the relationship between soil properties, Striga hermonthica infestation and the onfarm yields of maize in the dry Savannas of Nigeria]Assessment of the relationship between soil properties, Striga hermonthica infestation and the onfarm yields of maize in the dry Savannas of Nigeria
Kamara, A.Jutzi, S.C.Akobundu, I.Chikoye, D.[The effect of mulch from three multipurpose trees on weed composition and biomass in maize]The effect of mulch from three multipurpose trees on weed composition and biomass in maize

Maize is an important food crop in the Guinea savannas of Nigeria where it is gradually replacing the traditional cereal crops, such as sorghum and millet because of its high productivity. Despite its high yield potential, maize production is faced with numerous constraints. One of these Is droug...


Kamara, A.Kureh, I.Menkir, A.Kartung, P.Tarfa, B.Amaza, P.[Participatory onfarm evaluation of the performance of droughttolerant maize varieties in the Guinea Savannas of Nigeria]Participatory onfarm evaluation of the performance of droughttolerant maize varieties in the Guinea Savannas of Nigeria
Defoer, T.Kamara, A.De Groote, H.[Gender and variety selection: Farmers assessment of local corn varieties in southern Mali]Gender and variety selection: Farmers assessment of local corn varieties in southern Mali

Maize cultivation has recently expanded to the West African Sudan savannah and has the potential to play a key role in the cropping systems of the region where intercrop yields have been low. Staggering planting date and manipulating plant population of component crops are potential ways to impro...


Ewansiha, S.U.Kamara, A.Chiezey, U.F.Onyibe, J.E.[Response of cowpea to sowing date and maize plant population in a Sudan savannah environment]Response of cowpea to sowing date and maize plant population in a Sudan savannah environment

Alleviating poverty and reducing food insecurity have received close critical attention from many researchers in sub-Saharan Africa. Farmers' participation in agricultural markets has been seen as a potent strategy for improving their livelihoods. This paper applies econometrics to farm survey da...


Mignouna, Djana B.Abdoulaye, TahirouAkinola, Adebayo A.Kamara, A.Oluoch, M.[Understanding market participation choices and decisions of maize and cowpea farmers in northern Nigeria]Understanding market participation choices and decisions of maize and cowpea farmers in northern Nigeria

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