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A 2-year field study was conducted to assess the effect of weed competition on the performance ofupland rice cultivars in the savannas of Nigeria. A split-plot design was used with three weeding levels asthe main plot treatments and the rice cultivars CG 14, ITA 150, WAB 56-104, NERICA1, NERICA2,...


Ekeleme, F.Kamara, A.Y.Oikeh, S.O.Omoigui, L.O.Amaza, P.Abdoulaye, TahirouChikoye, D.[Response of upland rice cultivars to weed competition in the savannas of West Africa]Response of upland rice cultivars to weed competition in the savannas of West Africa

Micro-dosing technology has been developed by the International Crops Research Institute for the Semi-Arid Tropics (ICRISAT) and its partners to help subsistence farmers in the Sahel improve inorganic fertilizer application. However, the ICRISAT's recommendations regarding fertilizer application ...


Hayashi, K.Abdoulaye, TahirouGerard, Bruno G.Bationo, B. André[Evaluation of application timing in fertilizer microdosing technology on millet producing in Niger, West Africa]Evaluation of application timing in fertilizer microdosing technology on millet producing in Niger, West Africa

Without enforced standards or reliable third‐party verification, food safety threats such as pesticide residues and aflatoxin contamination are generally unobservable or only partially observable to both buyers and sellers, especially of staple foods in rural maize markets in sub‐Saharan Africa. ...


Kadjo, D.Ricker-Gilbert, J.Shively, G.Abdoulaye, Tahirou[Food safety and adverse selection in rural maize markets]Food safety and adverse selection in rural maize markets

Participatory research and development approaches involving all stakeholders along the value chain have recently been hypothesized to produce quicker outcomes than the linear technology transfer model. This paper analyzed the crop yield obtained by farmers and their uptake of improved technologie...


Abdoulaye, TahirouAmaza, P.S.Olanrewaju, A.S.Ellis-Jones, J.[Promoting the adoption of innovations through participatory approaches: example from northern Nigeria]Promoting the adoption of innovations through participatory approaches: example from northern Nigeria

Micro-dosing technology has been developed by the International Crops Research Institute for the Semi-Arid Tropics (ICRISAT) and its partners to help subsistence farmers in the Sahel improve inorganic fertilizer application. However, the ICRISAT's recommendations regarding fertilizer application ...


Hayashi, KAbdoulaye, TahirouGerard, Bruno G.Bationo, B. André[Evaluation of application timing in fertilizer micro-dosing technology on millet production in Niger, West Africa]Evaluation of application timing in fertilizer micro-dosing technology on millet production in Niger, West Africa

The Purdue Improved Cowpea Storage (PICS) technology has been disseminated in 30,896 villages in 10different countries in West and Central Africa from 2007 to 2012. Extension and supply chain devel-opment efforts were required to make the PICS technology available to millions of farmers and other...


Baributsa, D.Abdoulaye, TahirouLowenberg-Deboer, J.Dabiré, C.Moussa, B.Coulibaly, O.Baoua, I.[Market building for postharvest technology through largescale extension efforts]Market building for postharvest technology through largescale extension efforts

This study presents the results of a process of a participatory varietal selection of drought tolerate maize in districts of Kandi, Banikoara and Malanville. It was initiated to contribute to the debate on the adoption of innovations in relation to gender. The methodology used to collect and anal...


Baco, M.N.Affoukouk, T.Moumouni, I.Yallou, C.Abdoulaye, Tahirou[Contribution des femmes a ladoption des varietes de mais tolerantes a la secheresse au Nord Benin]Contribution des femmes a ladoption des varietes de mais tolerantes a la secheresse au Nord Benin

In order to facilitate a scientific assessment of the viability of the IAR4D concept, this paper analyzed the factors affecting adoption of agricultural technologies as well as determined the profitability of cereals and legumes in the Sudan savanna of Nigeria. Data were obtained from the baselin...


Ayanwale, A.B.Abdoulaye, TahirouKamara, A.Adekunle, A.A.Fatunbi, O.Ayedun, B.Akinola, Adebayo A.[Determinants of adoption of agricultural innovations and profitability of cereals and legumes in the Sudan savanna of Nigeria]Determinants of adoption of agricultural innovations and profitability of cereals and legumes in the Sudan savanna of Nigeria

Maize, soybean and cowpea are important staple food items in Ghana. However, there is paucity of information on the economics of the processingsector in the three northern regions of Ghana. Using survey data and applying budgetary technique, Foster-Greer-Thorbecke measures of poverty andStochasti...


Akinola, Adebayo A.Maziya-Dixon, B.B.Ayedun, B.Abdoulaye, Tahirou[Economics of maize, soybean and cowpea processing in the northern regions of Ghana]Economics of maize, soybean and cowpea processing in the northern regions of Ghana

This study is based on interviews with 3456 randomly selected cowpea farmers in 322 villages in ten countries in West and Central Africa in 2010 and 2012. It uses descriptive statistics to track the trends in adoption of cowpea storage technology compared to previous studies and Firth logistic re...


Moussa, B.Abdoulaye, TahirouCoulibaly, O.Baributsa, D.Lowenberg-Deboer, J.[Adoption of onfarm hermetic storage for cowpea in West and Central Africa in 2012]Adoption of onfarm hermetic storage for cowpea in West and Central Africa in 2012

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