Bruwer, I.J., & de Villiers, E.A. 1988 Biologiese beheer van die rooidopluis, Aonidiella aurantii, op die messinaproefplaas. [Biological control of the red scale, Aonidiella aurantii, on the Messina experimental farm.]. Citrus and Subtropical Fruit Research Institute Information Bulletin (South Africa) 186: 12-16.
Notes: Ineffectiveness of chemical control; discussion of natural enemies; modified fruit-fly control program used to protect natural enemies.