1. Editors' Note

   • James L. Nation
   • David A. Jones

   Note Pages: 1 - 1

2. Effect of Substituent and Ring Changes in Naturally Occurring Naphthoquinones on the Feeding Response of Larvae of the Mexican Bean Beetle, Epilachna varivestis

   • M. Weissenberg
   • J. Meisner
   • K. R. S. Ascher

   OriginalPaper Pages: 3 - 18

3. (Z)6, (E)8-Heneicosadien-11-One: Synergistic Sex Pheromone Component of Douglas-Fir Tussock Moth, Orgyia pseudotsugata (McDunnough) (Lepidoptera: Lymantriidae)

   • Gerhard Gries
   • Keith N. Slessor
   • Mike Hulme

   OriginalPaper Pages: 19 - 34

4. Oviposition and Electroantennogram Responses of Dioryctria abietivorella (Lepidoptera: Pyralidae) Elicited by Monoterpenes and Enantiomers from Eastern White Pine

   • S. Shu
   • G. G. Grant
   • L. MacDonald

   OriginalPaper Pages: 35 - 50

5. Feeding Deterrents and Sensitivity Suppressors for Pieris rapae Larvae in Wheat Germ Diet

   • Xin Pei Huang
   • J. A. A. Renwick

   OriginalPaper Pages: 51 - 70

6. Antifeedant Comparisons of GABA/Glycinergic Antagonists for Diabroticite Leaf Beetles (Coleoptera: Chrysomelidae)

   • Herbert Eichenseer
   • Christopher A. Mullin

   OriginalPaper Pages: 71 - 82

7. Disruption Mechanisms of Pheromone Communication in the European Grape Moth Lobesia botrana Den & Schiff. III. Sensory Adaptation and Habituation

   • V. Schmitz
   • M. Renou
   • P. Lecharpentier

   OriginalPaper Pages: 83 - 95

8. Antinutritive and Oxidative Components as Mechanisms of Induced Resistance in Cotton to Helicoverpa zea

   • J. L. Bi
   • J. B. Murphy
   • G. W. Felton

   OriginalPaper Pages: 97 - 117

9. Alkaloidal Glycosidase Inhibitors and Digestive Glycosidase Inhibition in Specialist and Generalist Herbivores of Omphalea diandra

   • G. C. Kite
   • A. M. Scofield
   • N. G. Smith

   OriginalPaper Pages: 119 - 135

10. Learned Recognition of Predation Risk by Enallagma Damselfly Larvae (Odonata, Zygoptera) on the Basis of Chemical Cues

    • Brian D. Wisenden
    • Douglas P. Chivers
    • R. Jan. F. Smith

    OriginalPaper Pages: 137 - 151

11. Two Regional Strains of a Phoretic Egg Parasitoid, Telenomus euproctidis (Hymenoptera: Scelionidae), That Use Different Sex Pheromones of Two Allopatric Tussock Moth Species as Kairomones

    • Norio Arakaki
    • Sadao Wakamura
    • Kenzou Yamagishi

    OriginalPaper Pages: 153 - 161

12. The Effect of Volatile Metabolites of Lipid Peroxidation on the Aggregation of Redlegged Earth Mites Halotydeus destructor (Acarina: Penthaleidae) on Damaged Cotyledons of Subterranean Clover

    • Y. Jiang
    • T. J. Ridsdill-Smith
    • E. L. Ghisalberti

    OriginalPaper Pages: 163 - 174

13. Chemocommunication in Phyllonorycter ulmifoliella (HBN.) (Lepidoptera: Gracillariidae): Periodicity, Sex Pheromone, and Inhibitors

    • Raimondas Mozūraitis
    • Vincas Būda
    • Povilas Ivinskis

    OriginalPaper Pages: 175 - 189

14. Development and Pheromone Communication Systems in Hybrids of Agrotis ipsilon and Agrotis segetum (Lepidoptera: Noctuidae)

    • Christophe Gadenne
    • Jean-Francois Picimbon
    • Michel Renou

    OriginalPaper Pages: 191 - 209

15. Sex Pheromone of the French Black Cutworm Moth, Agrotis ipsilon (Lepidoptera: Noctuidae): Identification and Regulation of a Multicomponent Blend

    • J. F. Picimbon
    • C. Gadenne
    • L. Sreng

    OriginalPaper Pages: 211 - 230

16. Essential Amino Acid Methyl Esters: Major Sex Pheromone Components of the Cranberry White Grub, Phyllophaga anxia (Coleoptera: Scarabaeidae)

    • Aijun Zhang
    • Paul S. Robbins
    • Wendell L. Roelofs

    OriginalPaper Pages: 231 - 245