Liotta, G. 1974 [Secondary effects of the most common chemicals utilized against the diaspids on crops in Sicily on Aphytis chilensis (How.) (Hym. Aphelinidae).]. Bollettino dell' Istituto di Entomologia Agraria e dell' Osservatorio di Fitopatologia. Palermo 9: 175-186.

Notes: [Original title: Effeti secondari dei piu' comuni fitofarmaci adopterati contro i diaspini degli agrumi in Sicilia su Aphytis chilensis (How.) (Hym. Aphelinidae).] This report discusses the secondary effects caused by parathion, by mineral oil and by the mixture of both products, in field and laboratory investigations, on Aphytis chilenbsis mature larvae and pupae. These products are the ones most commonly used in Sicily against the citrus fruits diaspids such as Aspidiotus hederae.