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Notes: [Proceedings of an AAAS Symposium on Biological Control, held at Boston, Massachusetts December 30-31, 1969.] Aonidiella aurantii, Hemiberlesia lataniae, Lepidosaphes beckii, Parlatoria oleae, P. pergandii, Planococcus citri and Pseudococcus adonidum are among those species mentioned as targets of biological control experiments.