1. Optimal body size in bumblebees

   • Graham H. Pyke

   OriginalPaper Pages: 255 - 266

2. Intraspecific competition in Tridacna crocea, a burrowing bivalve

   • W. M. Hamner

   OriginalPaper Pages: 267 - 281

3. Seed production and predispersal seed predation in the biennial composite species, Arctium minus (Hill) Bernh. and A. lappa L.

   • Wayne R. Hawthorn
   • P. D. Hayne

   OriginalPaper Pages: 283 - 295

4. Leaf size and leaf consistence of a riverine forest formation along a climatic gradient

   • M. J. A. Werger
   • G. A. Ellenbroek

   OriginalPaper Pages: 297 - 308

5. Nutrient turnover studies in alpine ecosystems

   • H. Rehder
   • A. Schäfer

   OriginalPaper Pages: 309 - 327

6. Population differentiation within Festuca rubra L. with regard to soil salinity and soil water

   • J. Rozema
   • E. Rozema-Dijst
   • J. J. L. Huber

   OriginalPaper Pages: 329 - 341

7. Comparative gas exchange of four California beach taxa

   • T. M. De Jong

   OriginalPaper Pages: 343 - 351

8. Influence of summer rainfall on root and shoot growth of a cold-winter desert shrub, Atriplex confertifolia

   • Ken C. Hodgkinson
   • Pat S. Johnson
   • Brien E. Norton

   OriginalPaper Pages: 353 - 362

9. Nitrogen budget of a shortgrass prairie ecosystem

   • R. G. Woodmansee
   • J. L. Dodd
   • C. E. Dickinson

   OriginalPaper Pages: 363 - 376