DeBach, P. 1969 Biological control of diaspine scale insects on citrus in California.. Proceedings of the First International Citrus Symposium 2: 801-815.

Notes: Species mentioned include Aonidiella aurantii, A. citrina, Lepidosaphes beckii, L. gloverii, Parlatoria pergandii, Chrysomphalus dictyospermi, Aspidiotus hederae and Hemiberlesia rapax.