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Yam (Dioscoreaspp.) is a primary agricultural commodity and a traditional staple food over much of West and Central Africa, where it is highly profitable both for producers and traders especially when production and storage strategies are successful in securing the supply of urban markets through...


Goergen, Georg E.Dossou, R.Asiedu, RobertHanna, R.[Scale insects on yams in Benin: diversity, incidence and farmers' knowledge and perceptions]Scale insects on yams in Benin: diversity, incidence and farmers' knowledge and perceptions
Cruz, I.Bruce, A.Sevgan, S.Akutse, K.S.Mohamed, F.S.Niassy, S.Rangaswamy, M.Sidhu, J.Goergen, Georg E.Rwomushana, I.Kasina, M.Ba, M.Aboagye, E.Stephan, D.Wennmann, J.Neering, E.Mushobazi, W.[Biological control and biorational pesticides for fall armyworm management]Biological control and biorational pesticides for fall armyworm management

As preamble to the preparation of a field guide to the sawflies (Symphyta) of Namibia and the westem part of South Africa eight species of Arge Schrank 1802 are presently newly described: Arge cochraneae sp. nov., A. elandsbayensis sp. nov., A. hereroensis sp. nov., A. krabbefonteinensis sp. nov....


Koch, F.Goergen, Georg E.[Eight new species of Arge from South Africa and Namibia (Hymenoptera: Symphyta: Argidae)]Eight new species of Arge from South Africa and Namibia (Hymenoptera: Symphyta: Argidae)
Wyckhuys, Kris A.G.Wongtiem, PrapitRauf, AunuThancharoen, AnchanaHeimpel, George E.Le, Nhung T.T.Fanani, Muhammad ZainalGurr, Geoff M.Lundgren, Jonathan G.Burra, Dharani DharPalao, Leo K.Hyman, GlennGraziosi, IgnazioLe, Vi X.Cock, Matthew J.W.Tscharntke, TejaWratten, Stephen D.Nguyen, Liem V.You, MinshengLu, YanhuiKetelaar, Johannes W.Goergen, Georg E.Neuenschwander, Peter[Continental-scale suppression of an invasive pest by a host-specific parasitoid underlines both environmental and economic benefits of arthropod biological control]Continental-scale suppression of an invasive pest by a host-specific parasitoid underlines both environmental and economic benefits of arthropod biological control

Solange, K.N.Tchigossou, G.Kamgang, G.R.Sowunmi, A.Yessoufou, A.Adeoti, R.Fening, O.J.Goergen, Georg E.Tamò, M.Djouaka, R.[Buruli ulcer: a disease which leads to severe disabilities and mostly affects children living in wet agro-ecosystems of West and Central Africa]Buruli ulcer: a disease which leads to severe disabilities and mostly affects children living in wet agro-ecosystems of West and Central Africa

The fall armyworm Spodoptera frugiperda is a prime noctuid pest of maize on the American continents where it has remained confined despite occasional interceptions by European quarantine services in recent years. The pest has currently become a new invasive species in West and Central Africa wher...


Goergen, Georg E.Kumar, P.L.Sankung, S.B.Togola, A.Tamò, M.[First report of outbreaks of the fall armyworm Spodoptera Frugiperda (J E Smith) (Lepidoptera, Noctuidae), a new alien invasive pest in West and Central Africa]First report of outbreaks of the fall armyworm Spodoptera Frugiperda (J E Smith) (Lepidoptera, Noctuidae), a new alien invasive pest in West and Central Africa

The Afrotropical fauna contains five genera of Argidae. These are keyed. New subjective synonyms, followed by the valid name in brackets, are Calarge Enslin, 1911 [Arge Schrank, 1802], Calarge africana Enslin, 1911 [Arge congrua Konow, 1907], Clyparge Pasteels, 1963 [Scobina Lepeletier & Serville...


Liston, A.D.Goergen, Georg E.Koch, F.[Revisions of the afrotropical genera of argidae and species of Pampsilota konow, 1899 (Hymenoptera, Tenthredinoidea)]Revisions of the afrotropical genera of argidae and species of Pampsilota konow, 1899 (Hymenoptera, Tenthredinoidea)

Le complexe de mouches des fruits ainsi que les taux d'infestation des agrumes avaient été évalués suite à des prospections effectuées dans presque toutes les zones agrùécologiques du Bénin at complétées par des études faites au niveau de trois vergers agrumicoles au Sud du Bénin. Des échantillon...


Gnanvossou, D.Hanna, R.Azandeme, G.Goergen, Georg E.Tindo, M.Agbaka, A.[Inventaire et importance des degats des mouche des fruits sur quelques especes de cucurbitacees au Benin]Inventaire et importance des degats des mouche des fruits sur quelques especes de cucurbitacees au Benin
Nwilene, F.E.Sanyang, S.Traoré, A.K.Togola, A.Goergen, Georg E.Agunbiade, T.A.Tamo, M.Akintayo, I.Cisse, B.Ogah, E.[Rice stem borers; biology, ecology and control: field guide and technical manual]Rice stem borers; biology, ecology and control: field guide and technical manual

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