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Goergen, Georg E.Tamò, M.Kyofa-Boamah, M.E.Bokonon-Ganta, A.H.Neuenschwander, P.[Papaya mealybug: a new invading pest in West Africa]Papaya mealybug: a new invading pest in West Africa

Leafy gboma (Solanum macrocarpon) and amaranths (Amaranthus sp.) are the two most important indigenous vegetables in the urban and peri-urban areas of Benin. IITA’s vegetable project has generated extensive baseline information on diversity, distribution and economic importance of pests of the cr...


James, B.Godonou, I.Atcha-Ahowé, C.Glitho, I.Vodouhe, S.Ahanchédé, A.Kooyman, C.Goergen, Georg E.[Extending Integrated Pest Management to indigenous vegetables]Extending Integrated Pest Management to indigenous vegetables

Goergen, Georg E.[Southern armyworm, a new alien invasive pest identified in west and central Africa]Southern armyworm, a new alien invasive pest identified in west and central Africa

Inventory of insects associated with Jatropha curcas L. (Euphorbiaceae) was conducted from June 2011 to May 2012 at 5 sites in southern and central Benin. Thirty-two major insect pests and 14 natural enemies, including 6 parasitoids and 8 predators, were recorded. The most important phytophagous ...


Datinon, B.Glitho, A.I.Tamò, M.Amevoin, K.Goergen, Georg E.Douro-Kpindou, O.K.[Inventory of major insects of Jatropha curcas L. (Euphorbiaceae) and their natural enemies in Southern Benin.]Inventory of major insects of Jatropha curcas L. (Euphorbiaceae) and their natural enemies in Southern Benin.

Species composition and fruit fly infestation levels of 12 wild and cultivated cucurbits were determined in field surveys and in on-station trial in Benin. Six fruit fly species including Dacus ciliatus, D. vertebratus, D. bivittatus, D. frontalis, D. Punctatifrons and Bactrocera cucurbitae, were...


Gnanvossou, D.Hanna, R.Azandémè, G.Goergen, Georg E.Tindo, M.Agbaka, A.[Inventaire et importance des degats des mouches des fruits sur quelques especes de cucurbitacees au Benin]Inventaire et importance des degats des mouches des fruits sur quelques especes de cucurbitacees au Benin

Varroa sp. is one of the most important pests of world of bees A. mellifera Linnaeus (Hymenoptera: Apidae). The aim of this study is to analyze the morphological variability of Varroa so as to identify the different morphotypes of V. destructor. The study was conducted in 24 localities and 24 mun...


Kelomey, E.A.Paraiso, A.Azonwade, F.Gbemavo, C.Goergen, Georg E.Tamo, M.Baba-Moussa, L.[Morphometric characterization of parasite Varroa sp. of bee Apis Mellifera L. in Benin]Morphometric characterization of parasite Varroa sp. of bee Apis Mellifera L. in Benin

In 2003, the invasive fruit ßy Bactrocera invadens Drew, Tsuruta & White (Diptera: Tephritidae) (Drew et al. 2005), of possible Sri Lankan origin, has been detected in the East and about 1 yr later in West Africa. In regular surveys in Benin and Cameroon covering 4 yr, samples from 117 plant spec...


Goergen, Georg E.Vayssières, Jean-FrançoisGnanvossou, D.Tindo, M.[Bactrocera invadens (Diptera: Tephritidae), a new invasive fruit fly pest for the afrotropical region: host plant range and distribution in West and Central Africa]Bactrocera invadens (Diptera: Tephritidae), a new invasive fruit fly pest for the afrotropical region: host plant range and distribution in West and Central Africa

The African root and tuber scale Stictococcus vayssierei Richard is the only known hypogeal species of the family Stictococcidae. Its wide range of host plants together with concurrently field observed differences in host preference provided evidence of polyphagy or the involvement of more than a...

La cochenille Africaine des plantes it racines et tubercules Stictococcus vayssierei Richard est l'unique espece souterraine decrite appartenant it la farnille des Stictococcidae. La large gamme des plantes attaquees ainsi que les differences de preference observees suggerent l'implication de plu...


Tindo, M.Doumtsop, A.Goergen, Georg E.Hanna, R.[Morphological description and illustration of the female developmental stages of Stictococcus vayssierei (Homoptera: Stictoccocidae)]Morphological description and illustration of the female developmental stages of Stictococcus vayssierei (Homoptera: Stictoccocidae)

Fall armyworm (Spodoptera frugiperda J.E. Smith) is a noctuid moth pest endemic throughout the Western Hemisphere that has recently become widespread in sub-Saharan Africa. There is a strong expectation of significant damage to African maize crop yield and a high likelihood of further dispersal, ...


Nagoshi, R.N.Goergen, Georg E.Tounou, A.K.Agboka, K.Koffi, D.Meagher, R.L.[Analysis of strain distribution, migratory potential, and invasion history of fall armyworm populations in northern sub-Saharan Africa]Analysis of strain distribution, migratory potential, and invasion history of fall armyworm populations in northern sub-Saharan Africa

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