Koch, C.K. 1989 El control biológico de plagas en Ecuador. [Biological control of pests in Ecuador.]. Sanidad Vegetal 4(4): 5-20.

Notes: Species are listed in a table with the crops they infest, their introduced natural enemies, country of origin and extent of control. Icerya montserratensis, I. purchasi, Lepidosaphes beckii and Unaspis citri are among the species listed.