1. Allelopathic polyacetylenes fromCentaurea repens (Russian knapweed)

   • Kenneth L. Stevens

   OriginalPaper Pages: 1205 - 1211

2. Cuticular hydrocarbons of gregarious and solitary locustsLocusta migratoria cinerascens

   • E. Genin
   • R. Jullien
   • S. Fuzeau-Braesch

   OriginalPaper Pages: 1213 - 1238

3. Western avocado leafroller,Amorbia cuneana (Walsingham), (Lepidoptera: Tortricidae)

   • J. B. Bailey
   • L. M. McDonough
   • M. P. Hoffmann

   OriginalPaper Pages: 1239 - 1245

4. Beneficial arthropod behavior mediated by airborne semiochemicals

   • Y. C. Drost
   • W. J. Lewis
   • M. A. Keller

   OriginalPaper Pages: 1247 - 1262

5. Studies on identification and syntheses of insect pheromones XXII

   • Zhang Xue-Hai
   • Guo Guang-Zhong
   • Wei Kang-Nian

   OriginalPaper Pages: 1263 - 1271

6. Field studies on chemically mediated behavior in land hermit crabs: Volatile and nonvolatile odors

   • Dan Rittschof
   • John P. Sutherland

   OriginalPaper Pages: 1273 - 1284

7. Propaganda substances in the cuckoo antLeptothorax kutteri and the slave-makerHarpagoxenus sublaevis

   • Anthony B. Allies
   • Andrew F. G. Bourke
   • Nigel R. Franks

   OriginalPaper Pages: 1285 - 1293

8. Predator deterrence by mandibular gland secretions of bees (Hymenoptera: Apoidea)

   • James H. Cane

   OriginalPaper Pages: 1295 - 1309

9. Book review

   • Charles E. Linn Jr.

   BookReview Pages: 1311 - 1317

10. Plant allelochemicals and insect parasitoids effects of nicotine onCotesia congregata (say) (Hymenoptera: Braconidae) andHyposoter annulipes (Cresson) (Hymenoptera: Ichneumonidae)

    • P. Barbosa
    • J. A. Saunders
    • P. Martinat

    OriginalPaper Pages: 1319 - 1328

11. Effects of comsumption of high and low nicotine tobacco byManduca sexta (Lepidoptera: Sphingidae) on survival of gregarious endoparasitoidCotesia congregata (Hymenoptera: Braconidae)

    • K. W. Thorpe
    • P. Barbosa

    OriginalPaper Pages: 1329 - 1337

12. Laser microbeam studies of role of amphid receptors in chemosensory behavior of nematodeCaenorhabditis elegans

    • Bowman O. Davis Jr.
    • Marian Goode
    • David B. Dusenbery

    OriginalPaper Pages: 1339 - 1347

13. Effects of cuticular duvane diterpenes from green tobacco leaves on tobacco budworm (Lepidoptera: Noctuidae) oviposition

    • D. Michael Jackson
    • R. F. Severson
    • G. A. Herzog

    OriginalPaper Pages: 1349 - 1359

14. Sex pheromone ofGrapholita funebrana occurrence ofZ-8- andZ-10-Tetradecenyl acetate as secondary components

    • P. M. Guerin
    • H. Arn
    • G. Sziráki

    OriginalPaper Pages: 1361 - 1368

15. Aggregation of larvae ofBlattella germanica (L.) by lactic acid present in excreta

    • J. E. McFarlane
    • I. Alli

    OriginalPaper Pages: 1369 - 1375

16. The female sex pheromone of sugarcane stalk borer,Chilo auricilius identification of four components and field tests

    • Brenda F. Nesbitt
    • P. S. Beevor
    • V. Nandagopal

    OriginalPaper Pages: 1377 - 1388

17. Vitamin a deficiency modifies response of predatory miteAmblyseius potentillae to volatile kairomone of two-spotted spider mite,Tetranychus urticae

    • Marcel Dicke
    • M. W. Sabelis
    • Adrie Groeneveld

    OriginalPaper Pages: 1389 - 1396

18. Defensive mechanisms of loblolly and shortleaf pine against attack by southern pine beetle,Dendroctonus frontalis Zimmermann, and its fungal associate,Ceratocystis minor (Hedgecock) Hunt

    • Stephen P. Cook
    • Fred P. Hain

    OriginalPaper Pages: 1397 - 1406

19. Necrodols: Anti-insectan terpenes from defensive secretion of carrion beetle (Necrodes surinamensis)

    • Thomas Eisner
    • Mark Deyrup
    • Jerrold Meinwald

    OriginalPaper Pages: 1407 - 1415

20. Sex pheromone ofEupoecilia ambiguella female: Analysis and male response to ternary blend

    • Heinrich Arn
    • Stefan Rauscher
    • Patrick M. Guerin

    OriginalPaper Pages: 1417 - 1429

21. Allelopathic research of subtropical vegetation in Taiwan

    • Chang -Hung Chou
    • Yaw -Lun Kuo

    OriginalPaper Pages: 1431 - 1448

22. Isolation and characterization of glucocapparin inIsomeris arborea nutt

    • Matthew J. Blua
    • Zac Hanscom III

    OriginalPaper Pages: 1449 - 1458

23. Euphydryas anicia (Lepidoptera: Nymphalidae) utilization of iridoid glycosides fromCastilleja andBesseya (Scrophulariaceae) host plants

    • Frank R. Stermitz
    • Dale R. Gardner
    • Paul R. Ehrlich

    OriginalPaper Pages: 1459 - 1468

24. Potentially defensive proteins in mature seeds of 59 species of tropical leguminosae

    • Daniel H. Janzen
    • Clarence A. Ryan
    • G. Pearce

    OriginalPaper Pages: 1469 - 1480

25. Toxicities of host secondary compounds to eggs of theBrassica specialistDasineura brassicae

    • Inger Åhman

    OriginalPaper Pages: 1481 - 1488

26. Identification of sex pheromone produced by female sweetpotato weevil,Cylas formicarius elegantulus (Summers)

    • R. R. Heath
    • J. A. Coffelt
    • J. H. Tumlinson

    OriginalPaper Pages: 1489 - 1503

27. Behavioral and growth responses of specialist herbivore,Homoeosoma electellum, to major terpenoid of its host,Helianthus SPP

    • Marycarol Rossiter
    • Jonathan Gershenzon
    • Thomas J. Mabry

    OriginalPaper Pages: 1505 - 1521

28. Behavior ofHeliothis virescens (F.) in presence of oviposition deterrents from elderberry

    • F. C. Tingle
    • E. R. Mitchell

    OriginalPaper Pages: 1523 - 1531

29. Allelopathic influence ofSorghum bicolor on weeds during germination and early development of seedlings

    • Oksana Panasiuk
    • Donald D. Bills
    • Gerald R. Leather

    OriginalPaper Pages: 1533 - 1543

30. Study of female sex pheromone of leopard moth,Zeuzera pyrina L. Isolation and identification of three components

    • C. Tonini
    • G. Cassani
    • P. L. Castellari

    OriginalPaper Pages: 1545 - 1558

31. Sex-specific activity of (R)-(−)- and (S)- (+)-1,7-dioxaspiro[5.5]undecane, the major pheromone ofDacus oleae

    • G. Haniotakis
    • W. Francke
    • V. Schurig

    OriginalPaper Pages: 1559 - 1568