Effects of temperature and CO2 enrichment on kinetic properties of phospho-enol-pyruvate carboxylase in two ecotypes of Echinochloa crus-galli (L.) Beauv., a C4 weed grass species Jean-Pierre SimonCatherine PotvinBoyd R. Strain Original Papers Pages: 145 - 152
Intraspecific competitive effects on water relations, growth and reproduction in Encelia farinosa James R. Ehleringer Original Papers Pages: 153 - 158
Dynamic behavior of CO2 uptake as affected by light: system identification based on spectral analysis Yasushi HashimotoBoyd R. StrainTaketoshi Ino Original Papers Pages: 159 - 165
Previous herbivore attack of red alder may improve food quality for fall webworm larvae Kathy S. WilliamsJudith H. Myers Original Papers Pages: 166 - 170
The influence of conditioning on olfactory microhabitat and host location in Asobara tabida (Nees) and A. rufescens (Foerster) (Braconidae: Alysiinae) larval parasitoids of Drosophilidae Louise E. M. VetKarin van Opzeeland Original Papers Pages: 171 - 177
Nectar intake and energy expenditure in a flower visiting bat O. v. HelversenH. -U. Reyer Original Papers Pages: 178 - 184
Foliar terpenoids in Tsuga species and the fecundity of scale insects Mark S. McClureJ. Daniel Hare Original Papers Pages: 185 - 193
Allelopathic interaction between a reef coelenterate and benthic algae R. P. M. BakJ. L. A. Borsboom Original Papers Pages: 194 - 198
Composition of cyclic and non-cyclic vole populations: On the causes of variation in individual quality among Clethrionomys glareolus in Sweden Lennart Hansson Original Papers Pages: 199 - 206
Environmentally controlled phenotypic plasticity of morphology and polypeptide expression in two populations of Daphnia pulex (Crustacea: cladocera) Lester W. Lee Original Papers Pages: 207 - 214
Photosynthetic responses to light in seedlings of selected Amazonian and Australian rainforest tree species J. H. LangenheimC. B. OsmondP. J. Ferrar Original Papers Pages: 215 - 224
Variable wind directions and anemotactic strategies of searching for an odour plume M. W. SabelisP. Schippers Original Papers Pages: 225 - 228
Nectar extraction by hummingbirds: response to different floral characters Robert D. Montgomerie Original Papers Pages: 229 - 236
Autumn stomatal closure in six conifer species of the Central Rocky Mountains W. K. SmithD. R. YoungG. M. McNaughton Original Papers Pages: 237 - 242
A comparative study of floral and electrophoretic variation with life history variation in Limnanthes alba (Limnanthaceae) Kermit RitlandSubodh Jain Original Papers Pages: 243 - 251
The diurnal course of plant water potential, stomatal conductance and transpiration in a papyrus (Cyperus papyrus L.) canopy M. B. JonesF. M. Muthuri Original Papers Pages: 252 - 255
Determination of leaf heat resistance: comparative investigation of chlorophyll fluorescence changes and tissue necrosis methods H. -W. BilgerU. SchreiberO. L. Lange Original Papers Pages: 256 - 262
Light response characteristics of net CO2 exchange in brackish wetland plant communities Bert G. Drake Original Papers Pages: 263 - 270
Seasonal changes in photosynthetic activity of snow tussocks (Chionochloa spp.) along an altitudinal gradient in Otago, New Zealand Dennis H. Greer Original Papers Pages: 271 - 274
Effect of defoliation by checkerspot caterpillars (Euphydryas phaeton) and sawfly larvae (Macrophya nigra and Tenthredo grandis) on their host plants (Chelone spp.) Nancy E. Stamp Original Papers Pages: 275 - 280
Habitat shift and geographical variation in North American tanagers (Thraupinae: Piranga) Eyal Shy Original Papers Pages: 281 - 285
Clearance rates of bacteria-sized particles by freshwater ciliates, measured with monodisperse fluorescent latex beads Knut Yngve Børsheim Original Papers Pages: 286 - 288