1. Epizootiological study ofNeozygites parvispora (Zygomycota: Entomophthoraceae) in a population ofFrankliniella occidentalis (Thysanoptera: Thripidae) on pepper in sicily

   • V. Vacante
   • S. O. Cacciola
   • A. M. Pennisi

   OriginalPaper Pages: 123 - 130

2. An iridescent virus fromPopillia japonica (Col.: Scarabaeidae)

   • L. A. Lacey
   • J. R. Adams

   OriginalPaper Pages: 131 - 136

3. Persistence of occluded viruses in the nests of the paper waspPolistes hebraeus (Hym.: Vespidae)

   • G. Morel
   • M. Fouillaud

   OriginalPaper Pages: 137 - 147

4. 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. Schroeder
   • J. Weslien

   OriginalPaper Pages: 149 - 157

5. 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. Todorova
   • J. -C. Côté
   • D. Coderre

   OriginalPaper Pages: 159 - 169

6. Native parasitoids associated with the genusAnastrepha (Dipt.: Tephritidae) in Los Tuxtlas, Veracruz, Mexico

   • V. Hernández-Ortiz
   • R. Pérez-Alonso
   • R. A. Wharton

   OriginalPaper Pages: 171 - 178

7. 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 Thielen
   • O. Ajuonu
   • C. J. Lomer

   OriginalPaper Pages: 179 - 188

8. Analysis of some morphological and biochemical characteristics of the egg of the predaceous bugMacrolophus caliginosus (Het.: Miridae) during embryogenesis

   • B. Constant
   • S. Grenier
   • G. Bonnot

   OriginalPaper Pages: 189 - 198

9. Effects of some insect growth regulators on natural enemies of scale insects (Hom.: Coccoidea)

   • Z. Mendel
   • D. Blumberg
   • I. Ishaaya

   OriginalPaper Pages: 199 - 209

10. An attempt to anticipate biological control ofDiuraphis noxia (Hom., Aphididae)

    • R. D. Hughes
    • M. A. Hughes
    • M. Carver

    OriginalPaper Pages: 211 - 223

11. The biology of the predatory miteHypoaspis miles (Acari: Laelapidae), a potential biological control agent ofBradysia paupera (Dipt.: Sciaridae)

    • E. M. Wright
    • R. J. Chambers

    OriginalPaper Pages: 225 - 235

12. 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. Gassmann
    • I. Tosevski

    OriginalPaper Pages: 237 - 245