Doutt, R.L., & Hagan, K.S. 1950 Biological control measures applied against Pseudococcus maritimus on pears.. Journal of Economic Entomology 43(1): 94-96.

Notes: The dominant natural enemy of the mealybug, Pseudococcus maritimus, occurring on pears in the Santa Clara valley of California is the green lace wing, Chrysopa californica.