Becerra, V.C., Miano, J.L., & Gonzalez Maldonado, D. 2002 Cochinilla negra del olivo: Control mediante insecticidas. [Black scale of olive: control with pesticides.]. Revista de la Facultad de Ciencias Agrarias. Argentina 34(2): 7-10.

Notes: Dimethoate, ethion, methidathion and chlorpyrifos were used to control black scale H (Saissetia oleae) on olives in Argentina. The mortality percentages were calculated using a given mathematical formula.