1. Separation of allelopathy and resource competition by the boreal dwarf shrub Empetrum hermaphroditum Hagerup

   • Marie-Charlotte Nilsson

   Original Paper Pages: 1 - 7

2. Trap-nesting bees and wasps colonizing set-aside fields: succession and body size, management by cutting and sowing

   • A. Gathmann
   • H.-J. Greiler
   • T. Tscharntke

   Original Paper Pages: 8 - 14

3. Meat ants as dominant members of Australian ant communities: an experimental test of their influence on the foraging success and forager abundance of other species

   • A. N. Andersen
   • A. D. Patel

   Original Paper Pages: 15 - 24

4. Effects of inflorescence size on visits from pollinators and seed set of Corydalis ambigua (Papaveraceae)

   • M. Ohara
   • S. Higashi

   Original Paper Pages: 25 - 30

5. Effects of CO₂ enrichment on whole-plant carbon budget of seedlings of Fagus grandifolia and Acer saccharum in low irradiance

   • Chantal D. Reid
   • Boyd R. Strain

   Original Paper Pages: 31 - 39

6. Effect of periphyton biomass on hydraulic characteristics and nutrient cycling in streams

   • P. J. Mulholland
   • A. D. Steinman
   • D. L. DeAngelis

   Original Paper Pages: 40 - 47

7. Effects of trout on the diel periodicity of drifting in baetid mayflies

   • Paul L. Douglas
   • Graham E. Forrester
   • Scott D. Cooper

   Original Paper Pages: 48 - 56

8. Effect of prey size on attack components of the functional response by Notonecta undulata

   • F. A. Streams

   Original Paper Pages: 57 - 63

9. Loblolly pine grown under elevated CO₂ affects early instar pine sawfly performance

   • R. S. Williams
   • D. E. Lincoln
   • R. B. Thomas

   Original Paper Pages: 64 - 71

10. The effect of Agonoscena targionii (Licht.) (Homoptera: Psylloidea) on seed production by Pistacia terebinthus L.

    • Anna Traveset

    Original Paper Pages: 72 - 75

11. The influence of proline on diet selection: sex-specific feeding preferences by the grasshoppers Ageneotettix deorum and Phoetaliotes nebrascensis (Orthoptera: Acrididae)

    • Spencer T. Behmer
    • Anthony Joern

    Original Paper Pages: 76 - 82

12. Ecological structure of assemblages of coral reef fishes on isolated patch reefs

    • Peter F. Sale
    • Jeffrey A. Guy
    • Warren J. Steel

    Original Paper Pages: 83 - 99

13. Density and distance-to-adult effects of a canker disease of trees in a moist tropical forest

    • G. S. Gilbert
    • R. B. Foster
    • S. P. Hubbell

    Original Paper Pages: 100 - 108

14. Dietary niche breadth in a local community of passerine birds: an analysis using phylogenetic contrasts

    • R. Brandl
    • A. Kristín
    • B. Leisler

    Original Paper Pages: 109 - 116

15. Differential host utilization by two parasites in a population of ponderosa pine

    • Yan B. Linhart
    • Marc A. Snyder
    • J. Phil Gibson

    Original Paper Pages: 117 - 120