1. Behavioral responses to prey density by three acarine predator species with different degrees of polyphagy

   • Zhi-Qiang Zhang
   • John P. Sanderson

   Original Papers Pages: 147 - 156

2. Evidence for the promotion of aboveground grassland production by native large herbivores in Yellowstone National Park

   • Douglas A. Frank
   • Samuel J. McNaughton

   Original Papers Pages: 157 - 161

3. Morphological variation in a larval salamander: dietary induction of plasticity in head shape

   • Susan C. Walls
   • Secret S. Belanger
   • Andrew R. Blaustein

   Original Papers Pages: 162 - 168

4. Canopy structure and vertical patterns of photosynthesis and related leaf traits in a deciduous forest

   • D. S. Ellsworth
   • P. B. Reich

   Original Papers Pages: 169 - 178

5. Water relations of native and introduced C₄ grasses in a neotropical savanna

   • Zdravko Baruch
   • Denny S. Fernández

   Original Papers Pages: 179 - 185

6. Nitrogen mineralization dynamics in grass monocultures

   • David A. Wedin
   • John Pastor

   Original Papers Pages: 186 - 192

7. Photosynthetic induction responses of two rainforest tree species in relation to light environment

   • Lourens Poorter
   • Steven F. Oberbauer

   Original Papers Pages: 193 - 199

8. Photoinhibition as a control on photosynthesis and production of Sphagnum mosses

   • K. J. Murray
   • J. D. Tenhunen
   • R. S. Nowak

   Original Papers Pages: 200 - 207

9. Effects of an invertebrate grazer on the spatial arrangement of a benthic microhabitat

   • Orlando Sarnelle
   • Kim W. Kratz
   • Scott D. Cooper

   Original Papers Pages: 208 - 218

10. Relative growth rate in relation to physiological and morphological traits for northern hardwood tree seedlings: species, light environment and ontogenetic considerations

    • M. B. Walters
    • E. L. Kruger
    • P. B. Reich

    Original Papers Pages: 219 - 231

11. Growth rates of selected Australian tropical rainforest tree species under controlled conditions

    • Stanley R. Herwitz

    Original Papers Pages: 232 - 238

12. The ability of several high arctic plant species to utilize nitrate nitrogen under field conditions

    • Owen K. Atkin
    • Rafael Villar
    • W. Raymond Cummins

    Original Papers Pages: 239 - 245

13. Cache site selection by chipmunks (Tamias spp.) and its influence on the effectiveness of seed dispersal in Jeffrey pine (Pinus jeffreyi)

    • Stephen B. Vander Wall

    Original Papers Pages: 246 - 252

14. Feeding of an Iberian stream cyprinid assemblage: seasonality of resource use in a highly variable environment

    • M. F. Magalhães

    Original Papers Pages: 253 - 260

15. Adult emergence phenology in checkerspot butterflies: the effects of macroclimate, topoclimate, and population history

    • Stuart B. Weiss
    • Dennis D. Murphy
    • Charles F. Metzler

    Original Papers Pages: 261 - 270

16. Intraguild predation among larval plethodontid salamanders: a field experiment in artificial stream pools

    • Mark P. Gustafson

    Original Papers Pages: 271 - 275

17. Species-specific effects of tending ants on the development of lycaenid butterfly larvae

    • Diane Wagner

    Original Papers Pages: 276 - 281

18. A density-dependent model of Cirsium vulgare population dynamics using field-estimated parameter values

    • M. Gillman
    • J. M. Bullock
    • B. Clear Hill

    Original Papers Pages: 282 - 289

19. Brood size and the cost of provisioning nestlings: interpreting Lack's hypothesis

    • K. F. Conrad
    • R. J. Robertson

    Short Communication Pages: 290 - 292