Epizootiological study ofNeozygites parvispora (Zygomycota: Entomophthoraceae) in a population ofFrankliniella occidentalis (Thysanoptera: Thripidae) on pepper in sicily V. VacanteS. O. CacciolaA. M. Pennisi OriginalPaper Pages: 123 - 130
An iridescent virus fromPopillia japonica (Col.: Scarabaeidae) L. A. LaceyJ. R. Adams OriginalPaper Pages: 131 - 136
Persistence of occluded viruses in the nests of the paper waspPolistes hebraeus (Hym.: Vespidae) G. MorelM. Fouillaud OriginalPaper Pages: 137 - 147
Interactions between the phloem-feeding speciesTomicus piniperda (Col.: Scolytidae) andAcanthocinus aedilis (Col.: Cerambycidae), and the predatorThanasimus formicarius (Col.: Cleridae) with special reference to brood production L. M. SchroederJ. Weslien OriginalPaper Pages: 149 - 157
Heterogeneity of twoBeauveria bassiana strains revealed by biochemical tests, protein profiles and bio-assays ofLeptinotarsa decemlineata (Col.: Chrysomelidae) andColeomegilla macultata lengi (Col.: Coccinellidae) larvae S. I. TodorovaJ. -C. CôtéD. Coderre OriginalPaper Pages: 159 - 169
Native parasitoids associated with the genusAnastrepha (Dipt.: Tephritidae) in Los Tuxtlas, Veracruz, Mexico V. Hernández-OrtizR. Pérez-AlonsoR. A. Wharton OriginalPaper Pages: 171 - 178
Importation, releases, and establishment ofNeochetina spp. (Col.: Curculionidae) for the biological control of water hyacinth,Ecchhornia crassipes (Lil.: Pontederiaceae), in Benin, West Africa R. Van ThielenO. AjuonuC. J. Lomer OriginalPaper Pages: 179 - 188
Analysis of some morphological and biochemical characteristics of the egg of the predaceous bugMacrolophus caliginosus (Het.: Miridae) during embryogenesis B. ConstantS. GrenierG. Bonnot OriginalPaper Pages: 189 - 198
Effects of some insect growth regulators on natural enemies of scale insects (Hom.: Coccoidea) Z. MendelD. BlumbergI. Ishaaya OriginalPaper Pages: 199 - 209
An attempt to anticipate biological control ofDiuraphis noxia (Hom., Aphididae) R. D. HughesM. A. HughesM. Carver OriginalPaper Pages: 211 - 223
The biology of the predatory miteHypoaspis miles (Acari: Laelapidae), a potential biological control agent ofBradysia paupera (Dipt.: Sciaridae) E. M. WrightR. J. Chambers OriginalPaper Pages: 225 - 235
Biology and host specificity ofChamaesphecia hungarica andCh. Astatiformis (Lep.: Sesiidae) two candidates for the biological control of leafy spurge,Euphorbia esula (Euphorbiaceae) in North America A. GassmannI. Tosevski OriginalPaper Pages: 237 - 245