1. Mass rearing the tachinid fly argyrophylax basifulva, a parasitoid of the greater coconut spike moth [Tirathaba spp.] [Lep.: Pyralidae]

   • H. C. J. Godfray

   OriginalPaper Pages: 211 - 215

2. Selecting dung beetles [Scarabaeinae] from spain for bushfly control in south-western Australia

   • T. J. Ridsdill-Smith
   • A. A. Kirk

   OriginalPaper Pages: 217 - 223

3. A new species ofTrichogramma [T. Cordubensis n. sp.] [Hym.: Trichogrammatidae], parasitoid ofHeliothis eggs in cotton crops in the sw of spain

   • P. Vargas
   • T. Cabello

   OriginalPaper Pages: 225 - 230

4. Instars ofMicroplitis rufiventris [Hym.: Braconidae] and their relative developmental speed under different photoperiods

   • E. M. Hegazi
   • E. Führer

   OriginalPaper Pages: 231 - 243

5. Interference and competitive behaviour of the aphid predators,Chrysoperla carnea andCoccinella septempunctata in the laboratory

   • Ç. Şengonca
   • B. Frings

   OriginalPaper Pages: 245 - 251

6. Habitat preferences of aphidophagous coccinellids [Coleoptera]

   • A. Honěk

   OriginalPaper Pages: 253 - 264

7. Effect of synthetic pyrethroids and other compounds on the susceptibility and development of the egg stage of the predacious miteAmblyseius gossipi [Mesostigmata: Phytoseiidae]

   • E. M. El-Banhawy
   • B. A. Abou-Awad

   OriginalPaper Pages: 265 - 270

8. Soil contact toxicity of insecticides to the european earwigForficula auricularia [Dermaptera]

   • R. H. Ffrench-Constant
   • G. P. Vickerman

   OriginalPaper Pages: 271 - 278

9. Feeding by adultCyrtobagous salviniae onSalvinia molesta under different regimes of temperature and nitrogen content and the effects on plant growth

   • I. W. Forno
   • A. S. Bourne

   OriginalPaper Pages: 279 - 286

10. Evaluation of herbicide-coated larvae ofBactra verutana [Lep.: Tortricidae] to control nutsedges [Cyperus rotundus L. andC. Esculentus L.]

    • P. C. Quimby Jr.
    • K. E. Frick

    OriginalPaper Pages: 287 - 292

11. Purification and infectivity ofEntomophaga grylli (Fresenius) Batko Pathotype 2 againstMelanoplus differentialis (Thomas) [Ort.: Locustidae]

    • S. R. Krueger
    • W. A. Ramoska

    OriginalPaper Pages: 293 - 302

12. Données écologiques et expérimentales sur les potentialités entomopathogènes de l'entomophthoraleConidiobolus coronatus (Costantin) Batko

    • B. Papierok

    OriginalPaper Pages: 303 - 312