Georgala, M.B., Buitendag, C.H., & Hofmeyr, J.H. 1972 Recommendations for the control of major citrus pests on bearing trees during the 1972-73 season.. The Citrus Grower and Sub-Tropical Fruit Journal 464: 16-22.

Notes: Red scale (Aonidiella aurantii) is given priority in this review of chemical control. Planococcus citri control is also considered.