Lema, K.M., & Herren, H.R. 1982 Biological control of cassava mealybug and cassava green mite: front-line release strategy.. Root Crops in Eastern Africa. Proceedings of a workshop held in Kigali, Rwanda, 23-27 November 1980. International Development Research Centre Ottawa, Canada 128 pp.

Notes: Investigations in Nigeria and elsewhere aimed at identifying natural enemies of Phenacoccus manihoti Matile-Ferrero and Mononychellus tanajoa (Bondar) in South America and importing them into Africa as biological control agents against these pests on cassava are reviewed.