Wolcott, G.N. 1960 Efficiency of ladybeetles (Coccinellidae: Coleoptera) in insect control.. Journal of Agriculture of the University of Puerto Rico 44: 166-172.

Notes: Rodolia or Vedalia cardinalis has successfully controlled Icerya purchasi in California citrus groves; Claditis nitidula has been used for control of Asterolecanium bambusae on Bambusa vulgaris and Orthesia praelonga on Bougainvillea; Chilocorus cacti has controlled Aspidiotus destructor on coconut and Pseudaulacaspis pentagona on papaya and peach.