Goidanich, A. 1958 Sulla permeabilità del follicolo sericeo in alcuni Diaspididi (Hem. Cocc. Diaspididae). [On the permeability of wax covers in some Diaspidids (Hem. Cocc. Diaspididae)].. Proceedings of the Tenth International Congress of Entomology. Vol. 2. Ottawa 1055 pp.

Notes: [Conference held August 17-25, 1956 in Montreal, Canada] Abstract only. Dynaspidiotus abietis and Diaspis boisduvalii are the species discussed in this paper.