Source and nature of disturbance-chemical system in crayfish. Journal of Chemical Ecology. 16(7):2263-2275.. 1990.
Spool and line technique for tracing field movements of terrestrial snails. Walkerana. 4(12):307-316.. 1990.
Stiffness and strength changes in cohesionless soils due to stress history and dynamic disturbance. Doctor of Philosophy:183pp... 1990.
Structural and functional comparisons of protozoan assemblages at three types of sewage treatment plants. Progress in Environmental Science and Technology. 5:129-144.. 1990.
Survey of mammals along the Beaver Rim road right-of-way, Pictured Rocks National Lakeshore. :54pp... 1990.
Terrestrial Gastropoda. Soil Biology Guide. :201-309.. 1990.
Variable floral phenology: temporal resource heterogeneity and its implication for flower visitors. Holarctic Ecology. 13:1-10.. 1990.
Watercress and amphipods: potential chemical defense in a spring stream macrophyte. Journal of Chemical Ecology. 16:245-259.. 1990.
Additional sources of disturbance pheromone affecting the crayfish Orconectes virilis. Journal of Chemical Ecology. 15:381-385.. 1989.
Algal and protozoan community response to individual and combined treatment of zinc and phosphate. Current Practices in Environmental Science and Engineering. 4:133-149.. 1989.
Antipredator behavior of recently metamorphosed toads (Bufo a. americanus) during encounters with garter snakes (Thamnophis s. sirtalis). Copeia. 1989(4):1011-1015.. 1989.
The aquatic vegetation and flora of Sleeping Bear Dunes National Lakeshore, Benzie and Leelanau Counties, Michigan. :66pp... 1989.
Benthic algal response to N and P enrichment along a pH gradient. Hydrobiologia. 179:119-127.. 1989.
Biogeomorphology and spatial structure of northern patterned peatlands. Freshwater Wetlands and Wildlife. DOE Symposium Series No. 61:235-247.. 1989.
Boleticolous species of Hypomyces. Mycologia. 81(3):413-432.. 1989.
Determinate vs. indeterminate laying in the House Sparrow. The Auk. 106:730-732.. 1989.
Diatom resting cell rejuvenation and formation: time course, species records and distribution. Journal of Plankton Research. 11(2):375-389.. 1989.
Differential effect of tannic acid on two tree-feeding Lepidoptera: implications for theories of plant anti-herbivore chemistry. Oecologia. 80:507-512.. 1989.
Ecological determinants of host plant range in the willow flea beetle Altica subplicata LeConte (Chrysomelidae: Alticinae). Master of Science:108pp... 1989.
The effects of female age and habitat variation on the nesting success of Tree Swallows. School of Natural Resources and Environment. Master of Science:42pp... 1989.
Evolution of cutaneous sugar transport functions in Proterometra dickermani (Digenea: Azygiidae). Journal of Parasitology. 75:465-467.. 1989.
Facultative monophagy as a consequence of prior feeding experience: behavioral and physiological specialization in Colias philodice larvae. Oecologia. 78:106-111.. 1989.
Four white-capped species of Russula (Russulaceae). Memoirs of The New York Botanical Garden. 49:348-354.. 1989.
Glucosinolates and phenolics in aquatic macrophytes: implications for allelopathy studies and suggested practical uses for metabolic blocking agents. Proceedings of the 23rd Annual Meeting of the Aquatic Plant Control Resource Program. Miscellaneous Paper A-89-1(178-189). 1989.
Gynodioecy in Silene vulgaris (Caryophyllaceae): progeny success, experimental design, and maternal effects. American Journal of Botany. 76(9):1360-1367.. 1989.
Gyraulus (Torquis) huronensis, a new species of freshwater snail (Lymnophila, Planorbidae) from the North American Great Lakes. Walkerana. 3:217-227.. 1989.
The independent and interactive effects of snail grazing and nutrient enrichment on structuring periphyton communities. Hydrobiologia. 185:9-17.. 1989.
Influence of temperature on the development of Schistosoma haematobium in Bulinus truncatus. Journal of Medical and Applied Malacology. 1:123-131.. 1989.
Light climate and canopy photosynthesis in a successional forest. Doctor of Philosophy:103pp... 1989.
Locomotor performance of hydrated, dehydrated, and osmotically stressed anuran amphibians. Herpetologica. 45(1):101-110.. 1989.
Loping locomotion in terrestrial gastropods. Walkerana. 3(10):229-237.. 1989.
The monarch butterfly (Lepidoptera: Danaidae) as prey for the dragonfly Hagenius brevistylus (Odonata: Gomphidae). Entomological News. 100:129-132.. 1989.
Numerical response of Chydorids (Cladocera) and Chironomids (Diptera) to nutrient-enhanced periphyton growth. Archiv fur Hydrobiologie. 114(3):369-382.. 1989.
Recruitment of Acer saccharum and Acer rubrum in a secondary successional stand in northern Michigan. Master of Science:64pp... 1989.
Repeatability of invasion of eastern white pine on dry sites in northern lower Michigan. The American Midlands Naturalist. 122:133-141.. 1989.
Response of an algal community to temporal variability of resources. Master of Science:62pp... 1989.
Response of understory trees to canopy gaps in a 150-year-old northern hardwood forest. Bulletin of the Ecological Society of America. Suppl. 70:244(Abstr.. 1989.
A survey and experimental study of algal drift in a third order stream. Doctor of Philosophy:124pp... 1989.
The taxonomic status of Anodonta lacustris Lea (Bivalvia: Unionidae). Walkerana. 3:263-276.. 1989.
Taxonomy of the freshwater snail genus Stagnicola: electrophoretic analysis of enzymes from three species. Journal of Medical and Applied Malacology. 1:57-64.. 1989.
Variable selection along a successional gradient. Evolution. 43(3):548-562.. 1989.
Variation in benthic diatom (Bacillariophyceae) immigration with habitat characteristics and cell morphology. Journal of Phycology. 25:120-129.. 1989.
Variation in diatom community structure among habitats in sandy streams. Journal of Phycology. 25:678-686.. 1989.
The watercress glucosinolate-myrosinase system: a potential chemical defense from herbivory by amphipods. Bulletin of the North American Benthological Society. 6(1):117(Abstr.. 1989.
What's special about the physiological ecology of desert organisms? Journal of Arid Environments. 17(131-143). 1989.
Aboveground biomass and production from 1938 to 1984 for four aspen plots in northern lower Michigan. Michigan Botanist. 27:43-54.. 1988.
Allopolyploidy in bryophytes: multiple origins of Plagiomnium medium. Proceedings of the National Academy of Sciences. 85:5601-5604.. 1988.
Amphipods and watercress: potential chemical defense in a stream macrophyte. Bulletin of the North American Benthological Society. 5(1):103(Abstr.. 1988.
Aposematism and Batesian mimicry. Evolutionary Biology. 22:227-259.. 1988.
Asynchrony between Batesian mimics and their models. The American Naturalist. 131:s103-s121.. 1988.
Black Tern nesting biology in Cheboygan County, Michigan. Master of Science:43pp... 1988.
Clonal growth of male and female bigtooth aspen (Populus grandidentata). Ecology. 69:2031-2033.. 1988.
Control of swimmer's itch in Michigan: past, present and future. The Michigan Riparian. :10,19.. 1988.
The earth's magnetic field as a navigational cue. Modern Bioelectricity. :35-74.. 1988.
Ecological and evolutionary determinants of larval host plant range in the sulfur butterlfies, Colias philodice and Colias interior. Doctor of Philosophy:206pp... 1988.
Effect of grazing by Physa integra on periphyton community structure. Journal of the North American Benthological Society. 7(1):29-36.. 1988.
Effects of an air pollution gradient on northern hardwood forests in the northern Great Lakes region.. 1988.
Effects of different intensities and frequencies of disturbance by snail herbivory on periphyton succession. Doctor of Philosophy:220pp... 1988.
Effects of host plant patch size on herbivore density: underlying mechanisms. Ecology. 69:1103-1117.. 1988.
Effects of temperature and light on photosynthesis of dominant species of a northern hardwood forest. Botanical Gazette. 149:203-208.. 1988.
Factors influencing island floras in northern Lake Michigan. Doctor of Philosophy:223pp... 1988.
Geographical variation in dormancy in a copepod: evidence from population crosses. Hydrobiologia. 167/168:367-374.. 1988.
Guilds of benthic algae along nutrient gradients: relationships to algal community diversity. Journal of the North American Benthological Society. 7:117-128.. 1988.
Hummocking by lotic Chara: observations on alterations of hyporheic temperature patterns. Aquatic Botany. 31:13-22.. 1988.
Interaction of temperature and other environmental variables influencing plant distribution. Plants and Temperature. :77-89.. 1988.
Interstitial water patterns: a factor influencing the distributions of some lotic aquatic vascular macrophytes. Aquatic Botany. 31:1-12.. 1988.
Lakes Michigan and Huron limit gene flow between the subspecies of the butterfly Limenitis arthemis. Canadian Journal of Zoology. 66:1790-1795.. 1988.
Land snails of the University of Michigan Biological Station area. Walkerana. 3(9):1-177.. 1988.
North American freshwater snails. Introduction, systematics, nomenclature, identification, morphology, habitats, distribution. Walkerana. 2(6):1-80.. 1988.
Parasite load, body size, and age of wild-caught male field crickets (Orthoptera: Gryllidae): effects on sexual selection. Evolution. 42(5):969-976.. 1988.
Patch dynamics in lotic systems: the stream as a mosaic. Journal of the North American Benthological Society. 7(4):503-524.. 1988.
Phosphate adsorption by cedar wetland soils in northern lower Michigan. Michigan Botanist. 27:15-20.. 1988.
Pollen morphology of Arctostaphylos uva-ursi (Ericaceae) in North America. Grana. 27:115-121.. 1988.
Population dynamics of an herbaceous perennial Danthonia spicata during secondary forest succession. The American Midlands Naturalist. 119:268-281.. 1988.
Potential chemical defense of stream macrophytes (watercress and Gammarus). Bulletin of the Ecological Society of America. 69(2, Suppl.):245(Abstr.. 1988.
Reproductive success and colony-site tenacity in Caspian Terns. The Auk. 105:339-344.. 1988.
Response of Lake Michigan benthic algae to in situ enrichment with Si, N, and P. Canadian Journal of Fisheries and Aquatic Sciences. 45:271-279.. 1988.
Role of endogenous (chemical) defenses in plant-herbivore interactions. 22nd Annual Meeting of the Aquatic Plant Control Research Program. Miscellaneous Paper A-88-5:31-47.. 1988.
The role of ingested fungal enzymes in cellulose digestion in the larvae of cerambycid beetles. Physiological Zoology. 61(4):364-371.. 1988.
The seed bank and above-ground vegetation in an upland pine-hardwood succession. Michigan Botanist. 27:99-106.. 1988.
Sources of variation in lifetime reproductive success in a non-territorial damselfly. Reproductive Success. :24-42.. 1988.
Springtime recovery of photosynthetic activity of white pine in Michigan. Canadian Journal of Botany. 66:138-141.. 1988.
The taxonomic status of Potamogeton lateralis Morong (Potamogetonaceae). Rhodora. 90:15-20.. 1988.
Tree density and modes of tree recruitment in a Michigan pine-hardwood forest after clear-cutting and burning. The Canadian Field-Naturalist. 102(4):634-638.. 1988.
Use of microbial colonization parameters as a measure of functional response in aquatic ecosystems. Functional Testing of Aquatic Biota for Estimating Hazards of Chemicals. Special Technical Publication 988:55-67.. 1988.
Vegetation variation among mesic successional forest stands in northern lower Michigan. Canadian Journal of Botany. 66:1080-1090.. 1988.
Wintertime concentrations and sinks of atmospheric particulate carbon at a rural location in northern Michigan. Atmospheric Environment. 22:1373-1381.. 1988.
Affinities and high-order diversity within landscape mosaics. Evolutionary Ecology. 1(1):11-29.. 1987.
Affinity analysis: methodologies and statistical inference. Vegetatio. 72:89-93.. 1987.
Age determination of adult field crickets: methodology and field applications. Canadian Journal of Zoology. 65:1564-1566.. 1987.
A checklist and classification of the land snails of the University of Michigan Biological Station area. Walkerana. 2(8):293-300.. 1987.
Colonization of artificial substrates by micrometazoa. Archiv fur Hydrobiologie. 110:519-531.. 1987.
A comparative approach to the ecology of the Piping Plover. School of Natural Resources and Environment. Master of Science:48pp... 1987.
Composition of snowmelt and runoff in northern Michigan. Environmental Science and Technology. 21:295-299.. 1987.
Consequences of self-fertilization and the maintenance of gynodioecy in the bladder campion (Silene vulgaris). Association of Southeastern Biologists Bulletin. 34:125(Abstr.. 1987.
The contribution of dry deposition to snowpack acidity in Michigan. Seasonal Snowcovers: Physics, Chemistry, Hydrology. :299-320of746.. 1987.
Distribution of the dimorphic hypodermis of roots in angiosperm families. Annals of Botany. 60:1-15.. 1987.
The effects of gregarine parasites, body size, and time of day on spermatophore production and sexual selection in field crickets. Behavioral Ecology and Sociobiology. 21:65-72.. 1987.