Herren, H.R. 1981a IITA's role and action in controlling the cassava mealybug in Africa.. IITA Research Briefs 2(4): 1-4.

Notes: Phenacoccus manihoti is the worst agricultural insect pest in the tropics. The damage the mealybug causes in Africa is as high as 80 percent of cassava root loss. This report discusses biological control, identification of a similar species (P. herreni, the search for parasites and predators, release techniques and alternate host plants.