Performance of two Picea abies (L.) Karst. stands at different stages of decline O. OsonubiR. OrenH. Heilmeier Original Papers Pages: 1 - 6
Performance of two Picea abies (L.) Karst. stands at different stages of decline J. MeyerB. U. SchneiderE. -D. Schulze Original Papers Pages: 7 - 13
Fluctuations of observed breeding Rough-legged Hawks and Gyrfalcons: regularity reconsidered D. P. MindellC. M. White Original Papers Pages: 14 - 18
Seasonal pollen flow and progeny diversity in Amianthium muscaetoxicum: ecological potential for multiple mating in a self-incompatible, hermaphroditic perennial Mary PalmerJoseph TravisJanis Antonovics Original Papers Pages: 19 - 24
Role of phosphorus and nitrogen in photosynthetic and whole plant carbon gain and nutrient use efficiency in eastern white pine P. B. ReichA. W. Schoettle Original Papers Pages: 25 - 33
Filtration rate capacities in 6 species of European freshwater bivalves Jakob KrygerHans Ulrik Riisgård Original Papers Pages: 34 - 38
Movements of carabid beetles (Coleoptera: Carabidae) inhabiting cereal fields: a field tracing study H. WallinB. S. Ekbom Original Papers Pages: 39 - 43
Nutritional physiology of the eastern spruce budworm, Choristoneura fumiferana, infected with Nosema fumiferanae, and interactions with dietary nitrogen L. S. BauerG. L. Nordin Original Papers Pages: 44 - 50
Intra-crown variation in leaf herbivory and seed production in striped maple, Acer pensylvanicum L. (Aceraceae) Robert J. Marquis Original Papers Pages: 51 - 55
Thermal effects on activity patterns and behavioural switching in a concourse of foragers on Stachytarpheta mutabilis (Verbenaceae) in Papua New Guinea G. N. StoneJ. N. AmosF. Parrott Original Papers Pages: 56 - 63
Nitrogen translocation in a clonal dune perennial, Hydrocotyle bonariensis Jonathan P. Evans Original Papers Pages: 64 - 68
Maturation characteristics of Rubus pennsylvanicus fruit: are black and red the same? Muriel E. PostonGeorge A. Middendorf III Original Papers Pages: 69 - 72
Competition between two stream dwelling filter-feeders, Hydropsyche oslari and Simulium virgatum Nina Hemphill Original Papers Pages: 73 - 80
Predator avoidance, microhabitat shift, and risk-sensitive foraging in larval dragonflies C. L. Pierce Original Papers Pages: 81 - 90
Relative availability of nitrogen in host plants of invertebrate herbivores: three possible nutritional and physiological definitions Stephen D. Cockfield Original Papers Pages: 91 - 94
Friends and strangers: a test of the Charnov-Finerty Hypothesis Rudy BoonstraIan Hogg Original Papers Pages: 95 - 100
Occupation of submerged aquatic vegetation by fishes: testing the roles of food and refuge Lawrence P. RozasWilliam E. Odum Original Papers Pages: 101 - 106
Niche shifts in Greater Antillean Anolis communities: effects of niche metric and biological resolution on null model tests James W. Haefner Original Papers Pages: 107 - 117
Associational plant refuges: convergent patterns in marine and terrestrial communities result from differing mechanisms Catherine A. PfisterMark E. Hay Original Papers Pages: 118 - 129
Evolution of a unique seed maturity pattern in Croton bonplandianum Baill strengthens ant-plant mutualism for seed dispersal K. N. GaneshaiahR. Uma Shaanker Original Papers Pages: 130 - 134
Seed abortion in wind-dispersed pods of Dalbergia sissoo: maternal regulation or sibling rivalry? K. N. GaneshaiahR. Uma Shaanker Original Papers Pages: 135 - 139
Surfactant-producing microorganisms isolated from the gut of a Eucalyptus-feeding sawfly, Perga affinis affinis C. P. OhmartJ. R. ThomasB. Bubela Short Communication Pages: 140 - 142
The effect of varying nitrogen and phosphorus availabilityon nutrient use by Larrea tridentata, a desert evergreen shrub Kate LajthaMelanie Klein Erratum Pages: 143 - 143
