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Since the first reported outbreak of highly pathogenic avian influenza (HPAI) H5N1 in Nigeria in 2006, there have been approximately 300 reported cases as at the end of August 2008, of which more than half occurred on backyard commercial farms. A case-control study was conducted in the two states...


Metras, R.Stevens, K.B.Abdu, P.Costard, S.Okike, I.Grace, DeliaPfeiffer, Dirk U.Randolph, Thomas F.[A case-control study to identify risk factors for the occurrence of highly pathogenic avian influenza H5N1 in Nigeria]A case-control study to identify risk factors for the occurrence of highly pathogenic avian influenza H5N1 in Nigeria

Bahta, Sirak T.Okike, I.Omore, Amos O.Gebremedhin, BerhanuWanyoike, Francis N.[Determinants of technical efficiency among smallholder dairy farmers in Tanzania]Determinants of technical efficiency among smallholder dairy farmers in Tanzania

Highly pathogenic avian influenza (HPAI) has impacts that reverberate throughout the poultry marketing chain. Nigeria suffered waves of HPAI outbreaks that peaked twice in February 2006 and February 2007. The outbreaks affected 3,057 commercial and rural household farms causing 1.3 million of the...


Akinwumi, J.A.Okike, I.Rich, Karl M.[Analyses of the poultry value chain and its linkages and interactions with HPAI risk factors in Nigeria]Analyses of the poultry value chain and its linkages and interactions with HPAI risk factors in Nigeria

Highly Pathogenic Avian Influenza (HPAI) is classified by the World Organization for Animal Health as one of the notifiable diseases. Its occurrence is associated with severe socio-economic impacts and is also zoonotic. Bangladesh HPAI epidemic data for the period between 2007 and 2013 were obtai...


Ssematimba, A.Okike, I.Ahmed, G.M.Yamage, M.Boender, G.J.Hagenaars, T.J.Bett, Bernard K.[Estimating the between-farm transmission rates for highly pathogenic avian influenza subtype H5N1 epidemics in Bangladesh between 2007 and 2013]Estimating the between-farm transmission rates for highly pathogenic avian influenza subtype H5N1 epidemics in Bangladesh between 2007 and 2013

This study links participatory research methods, geographic information systems (GIS) techniques, village and household-level surveys, and a tobit analysis to examine the adoption and impact issues related to a new technology, improved varieties of dual-purpose cowpea (IDPC), developed by Interna...


Kristjanson, Patricia M.Okike, I.Tarawali, Shirley A.Singh, B.Manyong, Victor M.[Farmers perceptions of benefits and factors affecting the adoption of improved dualpurpose cowpea in the dry savannas of Nigeria]Farmers perceptions of benefits and factors affecting the adoption of improved dualpurpose cowpea in the dry savannas of Nigeria

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