Descubre y comparte nuestro conocimiento público

Se han encontrado 85 recursos

Resultados de búsqueda

Pest populations of the cassava mealybug Phenacoccus manihoti Mat.-Ferr. (Homoptera: Pseudococcidae) were reduced successfully by the biological control agent Apoanagyrus (Epidinocarsis) lopezi De Santis (Hymenoptera: Encyrtidae) throughout most of sub-Saharan Africa. The economics of the project...


Zeddies, J.Schaab, R.P.Neuenschwander, P.Herren, H.R.[Economics of biological control of cassava mealybug in Africa]Economics of biological control of cassava mealybug in Africa

Biological control efforts in tropical Africa have been most often directed at invading exotic species and are conducted in rapidly changing landscapes, in which the flora, fauna and ecological interactions are imperfectly known. Faced with major threats to food production and ecosystem destructi...


Neuenschwander, P.Markham, R.[Biological control in Africa and its possible effects on biodiversity]Biological control in Africa and its possible effects on biodiversity
Neuenschwander, P.[Harnessing nature in Africa: biological pest control can benefit the pocket, health, and the environment]Harnessing nature in Africa: biological pest control can benefit the pocket, health, and the environment
Neuenschwander, P.Haug, T.[New technologies for rearing Epidinocarsis lopezi (Hym.,Encyrtidae), a biological control agent against the cassava mealybug Phenacoccus manihoti (Hom., Pseudococcidae)]New technologies for rearing Epidinocarsis lopezi (Hym.,Encyrtidae), a biological control agent against the cassava mealybug Phenacoccus manihoti (Hom., Pseudococcidae)
Dixon, A.Okechukwu, R.U.Ssemakula, G.N.Hanna, R.Thresh, J.M.Hughes, J.Ingelbrecht, I.Fregene, Martin A.Legg, J.P.Mahungu, N.M.Nweke, F.Ntawuruhunga, PheneasFauquet, Claude M.Manyong, Victor M.Neuenschwander, P.Whyte, J.Wydra, K.Asiedu, RobertEgesi, Chiedozie N.Bandyopadhyay, RanajitWinter, S.Tarawali, G.Bokanga, M.Ezedinma, C.Sanni, L.O.Ferguson, M.Ogbe, F.O.Akoroda, M.O.Maziya-Dixon, B.B.Ilona, P.Ekanayake, I.J.Ariyo, O.Onyeka, J.Otim-Nape, G.W.Dahniya, Mohamed T.Ortiz, R.Hahn, S.K.Hartman, P.[Cassava improvement in sub-Saharan Africa: contributions of IITA and its partners]Cassava improvement in sub-Saharan Africa: contributions of IITA and its partners

Selecciona los documentos para visualizarlos

Nombre del archivo Ver recurso