Low night temperature effect on photosynthate translocation of two C4 grasses C. PotvinB. R. StrainJ. D. Goeschl Original Papers Pages: 305 - 309
Spatio-temporal patterns of mortality in Pemphigus populicaulis and P. populitransversus on cottonwoods R. W. Setzer Original Papers Pages: 310 - 321
Fluctuations of density and survival of carabid populations P. J. den Boer Original Papers Pages: 322 - 330
Time-budgeting by starlings Sturnus vulgaris: Time minimizing, energy maximizing and the annual cycle organization Per Lundberg Original Papers Pages: 331 - 337
Optimal foraging: the difficulty of exploiting different feeding strategies simultaneously Lennart Persson Original Papers Pages: 338 - 341
Community and population dynamics of serpentine grassland annuals in relation to gopher disturbance R. J. HobbsH. A. Mooney Original Papers Pages: 342 - 351
Why is there no interspecific host discrimination in the two coexisting larval parasitoids of Drosophila species; Lepyopilina heterotoma (Thomson) and Asobara tabida (Nees) Ted C. J. TurlingsF. D. H. van BatenburgWilly T. F. H. van Strien-van Liempt Original Papers Pages: 352 - 359
Movement patterns of a clear-wing hawkmoth, Hemaris fuciformis, foraging at red catchfly, Viscaria vulgaris Hans Dreisig Original Papers Pages: 360 - 366
Selective damage to tree-seedlings by bank voles (Clethrionomys glareolus) C. D. Pigott Original Papers Pages: 367 - 371
Propagule size, dispersal ability, and seedling performance in Asclepias syriaca Douglass H. MorseJohanna Schmitt Original Papers Pages: 372 - 379
Midday depression in net photosynthesis and stomatal conductance in Yucca glauca Paul G. RoesslerRussell K. Monson Original Papers Pages: 380 - 387
Photosynthetic responses of native and introduced C4 grasses from Venezuelan savannas Z. BaruchM. M. LudlowR. Davis Original Papers Pages: 388 - 393
Gradients in density variations of small rodents: the importance of latitude and snow cover Lennart HanssonHeikki Henttonen Original Papers Pages: 394 - 402
Effects of pollen and nitrogen availability on reproduction in a woodland herb, Lysimachia quadrifolia Claire McCallRichard B. Primack Original Papers Pages: 403 - 410
Higher survival of an aposematic than of a cryptic form of a distasteful bug Birgitta Sillén-Tullberg Original Papers Pages: 411 - 415
Competitive reversals and environment-dependent resource partitioning in Erodium Kevin J. RiceJohn W. Menke Original Papers Pages: 430 - 434
Fruit composition and patterns of fruit dispersal of two Cornus spp. V. A. BorowiczA. G. Stephenson Original Papers Pages: 435 - 441
Leptokurtic pollen-flow, non-leptokurtic gene-flow in a wind-pollinated herb, Plantago lanceolata L. Stephen J. Tonsor Original Papers Pages: 442 - 446
Bacteria associated with four species of Dacus (Diptera: Tephritidae) and their role in the nutrition of the larvae Gary P. FittR. W. O'Brien Original Papers Pages: 447 - 454
Green Islands — nutrition not predation —an alternative hypothesis T. C. R. White Short Communication Pages: 455 - 456