Bénassy, C., Bianchi, H., & Milaire, H.G. 1964a Recherches sur l'utilisation de Prospaltella perniciosi Tow. en France. [Research on the utilization of Prospaltella perniciosi Tow. in France.]. Annales des Epiphyties 15(4): 457-473.

Notes: The San José scale [Quadraspidiotus perniciosus] has created increasing economic problems since its introduction into France. This research investigates the feasibility of importing Propaltella perniciosi for biological control.