Plank, H.K., & Smith, M.R. 1940 A survey of the pineapple mealybug in Puerto Rico and preliminary studies of its control.. Journal of Agriculture of the University of Puerto Rico 24(2): 49-76.

Notes: Discussions include the economic impact of this mealybug, Pseudococcus brevipes, on pineapple production, distribution in Puerto Rico, description of damage, range of host plant species, ant associations, natural enemies and suggestions for control techniques.