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his study was undertaken to provide new knowledge on biodiversity of aphids and their complex of natural enemies in vegetable agroecosystems in Benin. During a 2-year survey (2007/2008 to 2008/2009), aphid species, their host plants and natural enemies were identified from samples collected from ...


Sæthre, M.G.Godonou, I.Hofsvang, T.Tepa-Yotto, G.T.James, B.[Aphids and their natural enemies in vegetable agroecosystems in Benin]Aphids and their natural enemies in vegetable agroecosystems in Benin

Diamondback moth (DBM), Plutella xylostello L., is the main pest limiting cabbage production in Benin. Inthe search for biological agents to control the pest, eight isolates of the entomopathogenic fungiBeauveria bassiana and Metarhizium anisopliae indigenous to Benin were screened for virulence ...


Godonou, I.James, B.Atcha-Ahowé, C.Vodouhe, S.Kooyman, C.Ahanchédé, A.Korie, S.[Potential of Beauveria bassiana and Metarhizium anisopliae isolates from Benin to control Plutella xylostella L. (Lepidoptera: Plutellidae)]Potential of Beauveria bassiana and Metarhizium anisopliae isolates from Benin to control Plutella xylostella L. (Lepidoptera: Plutellidae)

Eleven improved varieties project were multiplied in 2009 by primary producers associated with the USAID/ IITA project Unleashing the Power of Cassava in Africa in response to the Food Price Crisis (UPoCA) in seven States of Nigeria. In 2010, stems from these multiplication farms were distributed...


Okechukwu, R.U.Kehinde, I.A.Afolabi, C.James, B.Egesi, Chiedozie N.[Distribution of improved varieties of cassava and potential impact on root yield and disease reduction in Nigeria]Distribution of improved varieties of cassava and potential impact on root yield and disease reduction in Nigeria

Integrating the management of cassava pests into a strategy which meets the needs of individual farmers requires a conceptual framework for development and implementation. The Ecologically Sustainable Cassava Plant Protection (ESCaPP) project which began in 1993 in West Africa provides such a wor...


Yaninek, John S.James, B.Bieler, P.[Ecologically sustainable cassava plant protection (ESCaPP): a model for environmentally sound pest management in Africa]Ecologically sustainable cassava plant protection (ESCaPP): a model for environmentally sound pest management in Africa

In Sub-Saharan Africa, horticulture provides livelihood opportunities for millions of people, especiallyin urban and peri-urban areas. Although the vegetable agroecosystems are often characterized byintensive pesticide use, risks resulting therefrom are largely unknown under tropical horticultura...


Rosendahl, I.Laabs, V.Atcha-Ahowé, C.James, B.Amelung, Wulf[Insecticide dissipation from soil and plant surfaces in tropical horticulture of southern Benin, West Africa]Insecticide dissipation from soil and plant surfaces in tropical horticulture of southern Benin, West Africa

Root rot pathogens were found through diagnostic surveys in all departments (regions) of Bénin, West Africa, to affect 86 to 100% and 96 to 100% of cassava fields during the dry and rainy seasons, respectively. Disease incidence in individual fields ranged between 0 and 53%, and averaged 16 to 27...


Msikita, W.Bissang, B.James, B.Baimey, H.Wilkinson, H.Ahounou, M.Fagbemissi, R.[Prevalence and severity of Nattrassia mangiferae root and stem pathogen of cassava in Benin]Prevalence and severity of Nattrassia mangiferae root and stem pathogen of cassava in Benin

It is well recognized that the quality of host plants affects the development and survival of plant-feeding arthropods. The effects of two leafy vegetable crops, amaranth, Amaranthus cruentus L. (Caryophyllales: Amaranthaceae) and nightshade, Solanum macrocarpon L. (Solanales: Solanaceae) were ex...


Adango, E.Onzo, A.Hanna, R.Atachi, P.James, B.[Comparative demography of the spider mite Tetranychus ludeni on two host plants in West Africa.]Comparative demography of the spider mite Tetranychus ludeni on two host plants 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

Rotary International with the International Institute of Tropical Agriculture (IITA) conducted an information campaign from 2000 to 2004 to increase public awareness of aflatoxin in Benin, Ghana and Togo. Key informant interviews with 2416 respondents showed poor baseline knowledge of aflatoxin a...


James, B.Adda, C.Cardwell, K.Annang, D.Hell, K.Korie, S.Edorh, M.Gbeassor, F.Nagatey, K.Houenou, G.[Public information campaign on aflatoxin contamination of maize grains in market stores in Benin, Ghana and Togo]Public information campaign on aflatoxin contamination of maize grains in market stores in Benin, Ghana and Togo

Cassava has long been expected to play a key role in rural economic growth in Africa, but are we there yet? Although research partnerships have produced elite cassava varieties with 50% more yielding potential and demonstrated technologies to boost processing and marketing of cassava, the sub-sec...


James, B.Bramel-Cox, P.J.Witte, E.R.Asiedu, RobertWatson, D.Okechukwu, R.U.[Expanding the application of cassava value chain technologies through UPoCA project]Expanding the application of cassava value chain technologies through UPoCA project

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