Positive interactions in plant communities and the individualistic-continuum concept Ragan M. Callaway Article Pages: 143 - 149
Mechanisms for the increase in phosphorus uptake of waterlogged plants: soil phosphorus availability, root morphology and uptake kinetics Gerardo RubioMartín OesterheldRaúl S. Lavado Article Pages: 150 - 155
Spatial and temporal soil moisture resource partitioning by trees and grasses in a temperate savanna, Arizona, USA Jake F. WeltzinGuy R. McPherson Article Pages: 156 - 164
Ultraviolet-absorbing scytonemin and mycosporine-like amino acid derivatives in exposed, rock-inhabiting cyanobacterial lichens B. BüdelU. KarstenF. Garcia-Pichel Pages: 165 - 172
Photosynthetic strategies of summergreen and evergreen understory herbs of the boreal mixedwood forest Simon M. LandhäusserKenneth J. StadtVictor J. Lieffers Article Pages: 173 - 178
High-density populations of diamondback moth have broader host-plant diets D. S. BiggerL. R. Fox Article Pages: 179 - 186
Effect of changes in resource level on age and size at metamorphosis in Hyla squirella Christopher W. Beck Article Pages: 187 - 192
Experimental evidence that herbivory increases shoot density and productivity in a subtropical turtlegrass (Thalassia testudinum ) meadow John F. ValentineKenneth L. HeckDavid Webb Article Pages: 193 - 200
Importance of dietary nitrogen and carbohydrates to survival, growth, and reproduction in adults of the grasshopper Ageneotettix deorum (Orthoptera: Acrididae) Anthony JoernSpencer T. Behmer Article Pages: 201 - 208
Benefits conferred by “timid” ants: active anti-herbivore protection of the rainforest tree Leonardoxa africana by the minute ant Petalomyrmex phylax Laurence GaumeDoyle McKeyMarie-Charlotte Anstett Article Pages: 209 - 216
Slippery ant-plants and skilful climbers: selection and protection of specific ant partners by epicuticular wax blooms in Macaranga (Euphorbiaceae) Walter FederleUlrich MaschwitzB. Hölldobler Pages: 217 - 224
Can flower constancy in nectaring butterflies be explained by Darwin’s interference hypothesis? D. GoulsonJane C. StoutSadie A. Hawson Pages: 225 - 231
Harvester ant nests, soil biota and soil chemistry Diane WagnerMark J. F. BrownDeborah M. Gordon Article Pages: 232 - 236
Effects of harvester ants on plant species distribution and abundance in a serpentine grassland Mark J. F. BrownKathleen G. Human Article Pages: 237 - 243
Predation by odonates depresses mosquito abundance in water-filled tree holes in Panama Ola M. FinckeStephen P. YanoviakRichard D. Hanschu Article Pages: 244 - 253
Community-wide patterns of parasitism of a host “generalist” brood-parasitic cowbird Bill M. StrausbergerMary V. Ashley Article Pages: 254 - 262
Fire-mediated effects of shrubs, lichens and herbs on the demography of Hypericum cumulicola in patchy Florida scrub Pedro F. Quintana-AscencioMarina Morales-Hernández Article Pages: 263 - 271
Effects of taxonomic and trophic aggregation on food web properties George SugiharaL.-F. BersierKenneth Schoenly Article Pages: 272 - 284
