1. Intersexual differences in phenology and damage by herbivores and pathogens in dioecious Rubus chamaemorus L.

   • J. Ågren

   Original Papers Pages: 161 - 169

2. Are development and growth of pea aphids, Acyrthosiphon pisum, in North America adapted to local temperatures?

   • R. J. Lamb
   • P. A. MacKay
   • G. H. Gerber

   Original Papers Pages: 170 - 177

3. Pocket gophers (Geomys bursarius), vegetation, and soil nitrogen along a successional sere in east central Minnesota

   • R. S. Inouye
   • N. J. Huntly
   • J. R. Tester

   Original Papers Pages: 178 - 184

4. Description and quantification of field attack rates by predatory mites: An example using an electrophoresis method with a species of Antarctic mite

   • A. Lister
   • M. B. Usher
   • W. Block

   Original Papers Pages: 185 - 191

5. The role of substrate feeding earthworms (Lumbricidae) for bioturbation in a beechwood soil

   • S. Scheu

   Original Papers Pages: 192 - 196

6. The influence of earthworms (Lumbricidae) on the nitrogen dynamics in the soil litter system of a deciduous forest

   • S. Scheu

   Original Papers Pages: 197 - 201

7. Seasonal changes in photosynthetic characteristics of Anemone raddeana, a spring-active geophyte, in the temperate region of Japan

   • F. Yoshie
   • S. Yoshida

   Original Papers Pages: 202 - 206

8. Soil translocation by pocket gophers in a Mima moundfield

   • G. W. Cox
   • D. W. Allen

   Original Papers Pages: 207 - 210

9. Intraspecific variation in production of astringent phenolics over a vegetation-resource availability gradient

   • R. N. Muller
   • P. J. Kalisz
   • T. W. Kimmerer

   Original Papers Pages: 211 - 215

10. Microhabitat identity of two species of sheet-web spiders: field experimental demonstration

    • S. Toft

    Original Papers Pages: 216 - 220

11. Density-dependent population dynamics in larvae of the dragonfly Pachydiplax longipennis: a field experiment

    • J. Van Buskirk

    Original Papers Pages: 221 - 225

12. The influence of coastal upwelling on the functional structure of rocky intertidal communities

    • A. L. Bosman
    • P. A. R. Hockey
    • W. R. Siegfried

    Original Papers Pages: 226 - 232

13. An analysis of competitive interactions between 3 hermit crab species

    • P. A. Abrams

    Original Papers Pages: 233 - 247

14. Resource partitioning and competition for shells between intertidal hermit crabs on the outer coast of Washington

    • P. A. Abrams

    Original Papers Pages: 248 - 258

15. Risk of predation and feeding rate in tropical freshwater fishes: field evidence

    • A. Prejs

    Original Papers Pages: 259 - 262

16. Colonization dynamics and life history traits of seven Daphnia pulex genotypes

    • M. J. Vanni

    Original Papers Pages: 263 - 271

17. Effects of emergence time on survival and growth in an early old-field plant community

    • T. E. Miller

    Original Papers Pages: 272 - 278

18. The dynamics of leaf extension in plants with diverse altitudinal ranges

    • Ch. Körner
    • F. I. Woodward

    Original Papers Pages: 279 - 283

19. Gopher mound soil reduces growth and affects ion uptake of two annual grassland species

    • R. T. Koide
    • L. F. Huenneke
    • H. A. Mooney

    Original Papers Pages: 284 - 290

20. Population niche structure

    • K. Garbutt
    • F. A. Bazzaz

    Original Papers Pages: 291 - 296

21. Maximum energy assimilation rates in the Djungarian hamster (Phodopus sungorus)

    • J. Weiner

    Original Papers Pages: 297 - 302

22. Biomass production and nitrate metabolism of Atriplex hortensis L. (C₃ plant) and Amaranthus retroflexus L. (C₄ plant) in cultures at different levels of nitrogen supply

    • G. Gebauer
    • M. I. Schulumacher
    • H. Ziegler

    Original Papers Pages: 303 - 314

23. Seasonal allocation of dry mass and nitrogen in a fynbos endemic Restionaceae species Thamnochortus punctatus Pill.

    • W. D. Stock
    • J. E. M. Sommerville
    • O. A. M. Lewis

    Original Papers Pages: 315 - 320