Luck, R.F., Shepard, B.M., & Kenmore, P.E. 1999 Evaluation of biological control with experimental methods.. Handbook of Biological Control: Principles and Applications of Biological Control. Academic Press San Diego et al. 1046 pp.
Notes: This chapter suggests methods to achieve greater precision in the valuation of natural effectiveness. Parlatoria oleae, Pseudococcus longispinus and Saissetia oleae are among the host species discussed.