Hennessey, R.D., Neuenschwander, P., & Muaka, T. 1990 Spread and current distribution of the cassava mealybug, Phenacoccus manihoti (Homoptera: Pseudococcidae), in Zaire.. Tropical Pest Management 36(2): 103-107.

Notes: Abstract: P. manihoti widespread in West and Central Africa and spreading east; Epidinocarsis lopezi successfully introduced for control; damage and effectiveness of control discussed. Keywords: biological control.