1. Photosynthetic capacity and nitrogen partitioning among species in the canopy of a herbaceous plant community

   • T. Hirose
   • M. J. A. Werger

   Original Paper Pages: 203 - 212

2. Woody-tissue respiration for Simarouba amara and Minquartia guianensis, two tropical wet forest trees with different growth habits

   • Michael G. Ryan
   • Robert M. Hubbard
   • Robert L. Sanford Jr.

   Original Paper Pages: 213 - 220

3. Measuring the effect of an abiotic stress on competition

   • Kenneth J. Stadt
   • Gregory J. Taylor
   • Mark R. T. Dale

   Original Paper Pages: 221 - 228

4. Interactions among juveniles of two freshwater crayfish species and a predatory fish

   • Björn Söderbäck

   Original Paper Pages: 229 - 235

5. Effect of light quality (red: far-red ratio) and defoliation treatments applied at a single phytomer on axillary bud outgrowth in Trifolium repens L.

   • Ch. Robin
   • M. J. M. Hay
   • P. C. D. Newton

   Original Paper Pages: 236 - 242

6. Manipulation of egg production reveals costs of reproduction in the tree lizard (Urosaurus ornatus)

   • Allan J. Landwer

   Original Paper Pages: 243 - 249

7. The effects of tail autotomy on survivorship and body growth of Uta stansburiana under conditions of high mortality

   • David M. Althoff
   • John N. Thompson

   Original Paper Pages: 250 - 255

8. Control of foraging behavior of individuals within an ecosystem context: the clam Macoma balthica, flow environment, and siphon-cropping fishes

   • Charles H. Peterson
   • Gregory A. Skilleter

   Original Paper Pages: 256 - 267

9. Control of foraging behavior of individuals within an ecosystem context: the clam Macoma balthica and interactions between competition and siphon cropping

   • Gregory A. Skilleter
   • Charles H. Peterson

   Original Paper Pages: 268 - 278

10. Individual responses to population size structure: the role of size variation in controlling expression of a trophic polyphenism

    • T. J. Maret
    • J. P. Collins

    Original Paper Pages: 279 - 285

11. Reproductive effort in desert versus mediterranean crucifers: the allogamous Erucaria rostrata and E. hispanica and the autogamous Erophila minima

    • M. Boaz
    • U. Plitmann
    • C. C. Heyn

    Original Paper Pages: 286 - 292

12. Variations in stream water uptake by Eucalyptus camaldulensis with differing access to stream water

    • Peter J. Thorburn
    • Glen R. Walker

    Original Paper Pages: 293 - 301

13. Environmental heterogeneity and clonal growth: a study of the capacity for reciprocal translocation in Glechoma hederacea L.

    • Josef F. Stuefer
    • M. J. Hutchings

    Original Paper Pages: 302 - 308

14. Effect of water availability on the phenotypic expression of herbivore resistance in northern red oak seedlings (Quercus rubra L.)

    • Kirk A. Stowe
    • Victoria L. Sork
    • Andrew W. Farrell

    Original Paper Pages: 309 - 315

15. Acclimation responses of mature Abies amabilis sun foliage to shading

    • J. R. Brooks
    • T. M. Hinckley
    • D. G. Sprugel

    Original Paper Pages: 316 - 324

16. Intra- and interspecific host discrimination in two closely related egg parasitoids

    • Joan van Baaren
    • Guy Boivin
    • Jean-Pierre Nénon

    Original Paper Pages: 325 - 330

17. Heritability estimates and maternal effects on tarsus length in pied flycatchers, Ficedula hypoleuca

    • Jaime Potti
    • Santiago Merino

    Original Paper Pages: 331 - 338

18. To breed or not to breed: causes and implications of non-breeding habit in the willow tit Parus montanus

    • Markku Orell
    • Kari Koivula
    • Kimmo Lihti

    Original Paper Pages: 339 - 346

19. Carbon isotope discrimination, water-use efficiency, growth, and mortality in a natural shrub population

    • Lisa A. Donovan
    • James R. Ehleringer

    Original Paper Pages: 347 - 354