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Surveys were carried out in Zambia twice yearly from 1986 to 1990, to assess the impact of a biological control campaign against the cassava mealybug (CM), Phenacoccus manihoti Mat.-Ferr., throughout the infested area. From 1984 onward, the exotic parasitoid Epidinocarsis lopezi (De Santis) (Hym....


Chakupurakal, J.Markham, R.H.Neuenschwander, P.Sakala, M.Malambo, C.Mulwanda, D.Banda, E.Chalabesa, A.Bird, T.Haug, T.M.[Biological control of the cassava mealybug, Phenacoccus manihoti (Homoptera: Pseudococcidae), in Zambia]Biological control of the cassava mealybug, Phenacoccus manihoti (Homoptera: Pseudococcidae), in Zambia
Yaninek, John S.Moraes , G.J. deMarkham, R.H.[Manuel de lacarien vert du manioc (Mononychellus tanajoa) en Afrique: un guide sur sa biologie et sur les methodes dapplication de la lutte biologique classique]Manuel de lacarien vert du manioc (Mononychellus tanajoa) en Afrique: un guide sur sa biologie et sur les methodes dapplication de la lutte biologique classique

The Biological Control Program (BCP)of the International Institute of Tropical Agriculture and national biological control programs, established specifically to control exotic cassava pests in Africa, are now evolving to address other pest problems. Formal training syllabuses are therefore to be ...


Markham, R.H.Sicely, E.M.[Appropriate support for national programs; training, research, administration and funding]Appropriate support for national programs; training, research, administration and funding
Adda, C.Borgemeister, C.Meikle, W.G.Markham, R.H.Olaleye, I.Abdou, K.S.Zakari, M.O.[First record of the larger grain borer, Prostephanus truncatus (Horn) (Coleoptera: Bostrichidae), in the Republic of Niger]First record of the larger grain borer, Prostephanus truncatus (Horn) (Coleoptera: Bostrichidae), in the Republic of Niger

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