Carrero, J.M. 1980 Estado actual de la lucha biológica contra las cochnillas de los agrios en Valencia (España). [Current status of biological control against scales of citrus in Valencia (Spain)].. Fruits 35(10): 625-630.
Notes: Aphytis lepidosaphes has been promising in its effectiveness for control of Lepidosaphes beckii. Ceroplastes sinensis is under weak control by Coccophagus sp. Control of Saissetia oleae by Metaphycus helvolus is also discussed.