1. Partial preference of insects for the male flowers of an annual herb

   • G. Bell
   • L. Lefebvre
   • D. Weary

   Original Papers Pages: 287 - 294

2. Aseasonal leaf abscission in Populus induced by volcanic ash

   • R. A. Black
   • R. N. Mack

   Original Papers Pages: 295 - 299

3. The effects of predation and detritus on the structure of a stream insect community: a field test

   • Alexander S. Flecker

   Original Papers Pages: 300 - 305

4. The importance of predation, substrate and spatial refugia in determining lotic insect distributions

   • Alexander S. Flecker
   • J. David Allan

   Original Papers Pages: 306 - 313

5. The effect of disease induced by Albugo candida (white rust) and Peronospora parasitica (downy mildew) on the survival and reproduction of Capsella burna-pastoris (shepherd's purse)

   • Helen Miller Alexander
   • J. J. Burdon

   Original Papers Pages: 314 - 318

6. Sahuaro-nurse tree associations in the Sonoran Desert: competitive effects of sahuaros

   • Joseph R. McAuliffe

   Original Papers Pages: 319 - 321

7. Seasonal reversal of competitive advantage between two spider species

   • David A. Spiller

   Original Papers Pages: 322 - 331

8. Carbon relations and competition between woody species in a Central European hedgerow

   • M. Küppers

   Original Papers Pages: 332 - 343

9. Carbon relations and competition between woody species in a Central European hedgerow

   • M. Küppers

   Original Papers Pages: 344 - 354

10. Body size, ration level, and population growth in Asplanchna

    • Richard S. Stemberger
    • John J. Gilbert

    Original Papers Pages: 355 - 359

11. Leaf water potentials, fire and the regeneration of mallee eucalypts in semi-arid, south-eastern Australia

    • A. B. Wellington

    Original Papers Pages: 360 - 362

12. Chick growth and prey quality in the European Bee-eater (Merops apiaster)

    • John R. Krebs
    • Mark I. Avery

    Original Papers Pages: 363 - 368

13. The food plant preferences of Phratora vitellinae (Coleoptera: Chrysomelidae)

    • M. Rowell-Rahier

    Original Papers Pages: 369 - 374

14. The food plant preferences of Phratora vitellinae (Coleoptera: Chrysomelinae)

    • M. Rowell-Rahier

    Original Papers Pages: 375 - 380

15. Effects of high copper concentrations on soil invertebrates (earthworms and oribatid mites):

    • Bruno Streit

    Original Papers Pages: 381 - 388

16. Cooperation, optimal density and low density thresholds: yet another modification of the logistic model

    • Jürgen Jacobs

    Original Papers Pages: 389 - 395

17. Predictable spatial escapes from herbivory: how do these affect the evolution of herbivore resistance in tropical marine communities?

    • Mark E. Hay

    Original Papers Pages: 396 - 407

18. Filter mesh size and food particle uptake by Daphnia

    • Moshe Gophen
    • Walter Geller

    Original Papers Pages: 408 - 412

19. Hydric constraints upon foraging in a terrestrial salamander, Desmognathus ochrophaeus (Amphibia: Plethodontidae)

    • Martin E. Feder
    • Pamela L. Londos

    Original Papers Pages: 413 - 418

20. Basal metabolic rate and the intrinsic rate of increase: An empirical and theoretical reexamination

    • V. Hayssen

    Short Communication Pages: 419 - 421

21. Commentary

    • Willard W. Hennemann III

    BriefCommunication Pages: 421 - 423

22. Commentary

    • Brian K. McNab

    BriefCommunication Pages: 423 - 424