Lagowska, B. 1987 [Chalcidoidea (Hymenoptera) parasites of Pulvinaria betulae (L.), Parthenolecanium corni (Bouche) and Eulecanium coryli (L.) (Homoptera, Coccidae).]. Polskie Pismo Entomologiczne [Bulletin Entomologique] 57(2): 383-398.
Notes: Abstract: 19 chalcidoid species were reared; Blastrix confusa on P. corni, Metaphycus punctipes on P. betulae, and Blastotrix sericea and Microterys duplicatus on E. coryli. Keywords: biological control.