1. Competition among the pioneers in a seasonal soft-bottom benthic succession: field experiments and analysis of the Gilpin-Ayala competition model

   • Eugene D. Gallagher
   • G. B. Gardner
   • Peter A. Jumars

   Original Papers Pages: 427 - 442

2. Prey choice by marten during a decline in prey abundance

   • Ian D. Thompson
   • Patrick W. Colgan

   Original Papers Pages: 443 - 451

3. Influence of induced water stress in ponderosa pine on pine sawflies

   • M. R. Wagner
   • D. P. Frantz

   Original Papers Pages: 452 - 457

4. Carbohydrate reserves, radial growth, and mechanisms of resistance of oak trees to phloem-boring insects

   • James P. Dunn
   • Daniel A. Potter
   • Thomas W. Kimmerer

   Original Papers Pages: 458 - 468

5. Long-term photosynthetic response in single leaves of A C3 and C4 salt marsh species grown at elevated atmospheric CO₂ in situ

   • Lewis H. Ziska
   • Bert G. Drake
   • Sarah Chamberlain

   Original Papers Pages: 469 - 472

6. The economics of escape behaviour in the pea aphid, Acyrthosiphon pisum

   • Lawrence M. Dill
   • Alex H. G. Fraser
   • Bernard D. Roitberg

   Original Papers Pages: 473 - 478

7. A model of the seasonal pattern of carbon acquisition in two woodland herbs, Mercurialis perennis L. and Geum urbanum L.

   • Jonathan D. Graves

   Original Papers Pages: 479 - 484

8. Carbon balance in tussock tundra under ambient and elevated atmospheric CO₂

   • N. E. Grulke
   • G. H. Riechers
   • C. Jaeger

   Original Papers Pages: 485 - 494

9. Sociality of Columbian ground squirrels in relation to their seasonal energy intake

   • Mark E. Ritchie
   • Gary E. Belovsky

   Original Papers Pages: 495 - 503

10. Hibernating patterns of free-ranging Columbian ground squirrels

    • P. J. Young

    Original Papers Pages: 504 - 511

11. Testing values of crested porcupine habitats by experimental food patches

    • Joel S. Brown
    • Philip U. Alkon

    Original Papers Pages: 512 - 518

12. The first born, their dispersal, and vole cycles

    • J. Gliwicz

    Original Papers Pages: 519 - 522

13. The influence of deer browsing on the reproductive biology of Canada yew (Taxus canadensis marsh.)

    • Taber D. Allison

    Original Papers Pages: 523 - 529

14. The influence of deer browsing on the reproductive biology of Canada yew (Taxus canadensis marsh.)

    • Taber D. Allison

    Original Papers Pages: 530 - 534

15. Extrinsic vs. intrinsic food shortage and the strength of feeding links: effects of density and food availability on feeding rate of Hyphydrus ovatus

    • Steven A. Juliano
    • John H. Lawton

    Original Papers Pages: 535 - 540

16. Fine root biomass under light gap openings in an Amazon rain forest

    • Robert L. Sanford Jr.

    Original Papers Pages: 541 - 545

17. Production and nitrogen responses of the African dwarf shrub Indigofera spinosa to defoliation and water limitation

    • M. B. Coughenour
    • J. K. Detling
    • M. M. Mugambi

    Original Papers Pages: 546 - 552

18. Leaf area ratio and net assimilation rate of 24 wild species differing in relative growth rate

    • Hendrik Poorter
    • Carlo Remkes

    Original Papers Pages: 553 - 559

19. Island-sharing by archipelago species

    • Alan Roberts
    • Lewis Stone

    Original Papers Pages: 560 - 567

20. Evolutionary adaptation to host plants in a laboratoty population of the phytophagous mite Tetranychus urticae Koch

    • Jame D. Fry

    Erratum Pages: 568 - 568