Export of species to islands from sources of differing maturity. Hydrobiologia. 121:103-109.. 1985.
Forty-one years of population change and community succession in aspen forests on four soils types, northern lower Michigan, U.S.A. Canadian Journal of Botany. 63:1641-1651.. 1985.
Four decades of secondary succession in two lowland permanent plots in northern lower Michigan. The American Midlands Naturalist. 113:146-157.. 1985.
Functional groups in the protozoa: roles in differing ecosystems. Journal of Protozoology. 32(3):415-423.. 1985.
Growth in male and female aspen clones: a twenty-five year longitudinal study. Ecology. 66:1921-1927.. 1985.
Interactive effects of light, leaf temperature, CO2 and O2 on photosynthesis in soybean. Planta. 165:249-263.. 1985.
Intraseasonal movement between colony sites by Caspian Terns in the Great Lakes. The Wilson Bulletin. 97(4):502-510.. 1985.
Life history variation in north temperate and subtropical populations of Mesocyclops edax (Crustacea: Copepoda). Verhandlungen der Internationale Vereinigung fur Theoretische und Angewandte Limnologie. 22:3149-3153.. 1985.
Long-term patterns of protozoan colonization in Douglas Lake, Michigan. Journal of Protozoology. 32:95-99.. 1985.
Mate retention in Caspian Terns. The Condor. 87:74-78.. 1985.
Melanistic males of Callosamia promethea (Lepidoptera: Saturniidae). Great Lakes Entomologist. 18(4):143-144.. 1985.
Melding technical information with community effort--a watershed council's role in water quality protection. Lake and Reservoir Management: Practical Applications, Proceedings of the 4th Annnnual Conference & International Symposium. :325-330.. 1985.
Michigan Flora Part II. Dicots (Saururaceae-Cornaceae). Cranbrook Institute of Science Bulletin and University of Michigan Herbarium. 59:724.. 1985.
Migration of species during early colonization. The American Midlands Naturalist. 113:92-101.. 1985.
Multispecies toxicity testing using indigenous organisms - a new, cost-effective approach to ecosystem protection. 1985 TAPPI Environmental Conference. :149-159.. 1985.
Niche segregation and sugar transport capacity of the tegument in digenean flukes. Parasitology. 91:121-127.. 1985.
Nomenclatural notes on some Michigan dicots. Michigan Botanist. 24:117-124.. 1985.
Nutrient heterogeneity and the maintenance of species diversity: periphyton response to substratum and water enrichment in a nutrient-poor stream. School of Natural Resources. Doctor of Philosophy:150pp... 1985.
Occurrence of hybrids between bigtooth and trembling aspen in Michigan. Canadian Journal of Botany. 63:1888-1890.. 1985.
Parasite pressure and repeated burrow use by different individuals of Crabro (Hymenoptera: Sphecidae; Diptera: Sarcophagidae). Sociobiology. 1(2):115-126.. 1985.
Phenological relationships of wasps, bumblebees, their mimics and insectivorous birds in northern Michigan. Ecological Entomology. 10:99-110.. 1985.
The pollination biology of Actaea pachypoda and A. rubra (including A. erythrocarpa) in northern Michigan and Finland. Bulletin of the Torrey Botanical Club. 112:265-273.. 1985.
A provisional multispecies toxicity test using indigenous organisms. Journal of Testing and Evaluation. 13(4):316-319.. 1985.
Reproductive natural history of the brown bullhead Ictalurus nebulosus in Michigan. The American Midlands Naturalist. 114:318-330.. 1985.
Resistance of pulmonate snail populations to repeated treatments of copper sulfate. Environmental Management. 9(5):455-458.. 1985.
The response of Lake Michigan benthic algae to an in situ nutrient manipulation. Master of Science:86pp... 1985.
The significance of biparental care in the brown bullhead, Ictalurus nebulosus. Environmental Biology of Fishes. 12(3):231-236.. 1985.
Similarities between rarefraction methods. Hydrobiologia. 120:167-170.. 1985.
Species of Hypomyces and Nectria occurring on discomycetes. Mycologia. 77(5):763-783.. 1985.
Successional changes in a mature aspen forest in northern lower Michigan: 1974-1981. The American Midlands Naturalist. 113:271-282.. 1985.
Trophic status of southeastern Lake Michigan based on the Chironomidae (Diptera). Journal of Great Lakes Research. 11:540-548.. 1985.
On the use of an age sequence of stands to determine successional patterns in pine-hardwood forests of northern lower Michigan. Bulletin of the Ecological Society of America. 66:268(Abstr.. 1985.
Using bird feeders for wintertime ecological instruction. Journal of College Science Teaching. 14(4):251-255.. 1985.
Apical dominance asserted over lateral buds by the gall of Rhabdophaga strobiloides (Diptera: Cecidomyiidae). The Canadian Entomologist. 116:1277-1279.. 1984.
Aquatic Coleoptera. An Introduction to the Aquatic Insects of North America, pp. .. :361-437.. 1984.
Are single species toxicity tests alone adequate for estimating environmental hazard? Environmental Monitoring and Assessment. 4(3):259-273.. 1984.
Artificial substrates which release nutrients: effects on periphyton and invertebrate succession. Hydrobiologia. 114:29-37.. 1984.
Burying beetles: intraspecific interactions and reproductive success in the field. Ecological Entomology. 9:195-203.. 1984.
Comparative spermatogenesis in the Jungermanniales (Hepaticae) I. Observations on the structure of the young spermatids of Cephalozia lunulifolia and Chiloscyphus pallescens. Journal of Bryology. 13(2):247-256.. 1984.
The comparison of phenotypic plasticity and genetic variation in populations of the grass Danthonia spicata. Evolution. 38:845-855.. 1984.
Defensive behavior of brooding female red-backed salamanders (Plethodon cinereus). Herpetologica. 40(4):436-443.. 1984.
Depth distribution of seven species of gastropods in Douglas Lake, Michigan. The Nautilus. 98:20-25.. 1984.
Differences between tree species in hydraulic press calibration of leaf water potential are correlated with specific leaf area. Plant, Cell and Environment. 7:597-600.. 1984.
Dispersal movements of four species of pulmonate and operculate snails in Douglas Lake, Michigan. The Nautilus. 98:80-83.. 1984.
Dual radiotracer measurement of zoobenthos-mediated solute and particle transport in freshwater sediments. Journal of Geophysical Research. 89:7937-7947.. 1984.
Ecology of shallow and deep water populations of Pontoporeia hoyi (Smith) (Amphipoda) in Lake Michigan. Freshwater Invertebrate Biology. 3(3):118-138.. 1984.
Effect of chromium on larval Chironomidae as determined by the optical-fiber light-interrruption biomonitoring system. Aquatic Toxicology and Hazard Assessment: Sixth Symposium. Special Technical Publication 802:469-481.. 1984.
The effects of botfly parasitism of some life history parameters of two populations of eastern chipmunks in northern Michigan. Department of Biology. Master of Science:57pp... 1984.
Export of species from sources of differing maturity and complexity. Doctor of Philosophy:135pp... 1984.
External incubation alters the composition of squamate eggshells. Comparative Biochemistry and Physiology. 79(3):481-487.. 1984.
Field centers: 2. The University of Michigan Biological Station. Bulletin of the North American Benthological Society. 1:71-73.. 1984.
Flower associations and mating behavior or its absence at blossoms by Spilomyia spp. (Diptera, Syrphidae). Great Lakes Entomologist. 17:13-16.. 1984.
Food discrimination and ovarian development in burying beetles (Coleoptera: Silphidae: Nicrophorus). Annals of the Entomological Society of America. 77:165-170.. 1984.
Freshwater biological monitoring: keynote address. Freshwater Biological Monitoring. :1-14.. 1984.
A genetic analysis of the photosynthetic properties of populations of Danthonia spicata that have different growth responses to light level. Oecologia. 64:74-77.. 1984.
Great Lakes--one person's dream, hope for tomorrow. Journal of Great Lakes Research. 10(2):97.. 1984.
Gregarious nesting of a digger wasp as a "selfish herd" response to a parasitic fly (Hymenoptera: Sphecidae; Diptera: Sarcophagidae). Behavioral Ecology and Sociobiology. 15:157-160.. 1984.
Herring Gulls specialize as Ring-billed Gull predators. Colonial Waterbirds. 7:105-110.. 1984.
An in situ substratum fertilization technique: diatom colonization on nutrient-enriched, sand substrata. Canadian Journal of Fisheries and Aquatic Sciences. 41:1247-1251.. 1984.
Lake level effects as measured from aerial photos. Journal of Survey Engineering. 110(103-111). 1984.
Life history and male dimorphism in the mite Kennethiella trisetosa (Acarina: Winterschmidtiidae), and its symbiotic relationship with the wasp Ancistrocerus antilope (Hymenoptera: Eumenidae). Annals of the Entomological Society of America. 77:725-732.. 1984.
The maintenance of hermaphrodites and females in populations of Silene vulgaris (Moench) Garcke (Caryophyllaceae). American Journal of Botany. 71(80):60.. 1984.
The maintenance of structural integrity in freshwater protozoan communities under stress. Hydrobiologia. 108:171-180.. 1984.
Manipulation of host plant development by the gall-midge Rhabdophaga strobiloides. Ecological Entomology. 9:457-465.. 1984.
Mating behavior at blossoms and the flower associations of mimetic Temnostoma spp. (Diptera: Syrphidae) in northern Michigan. Proceedings of the Entomological Society of Washington. 86:295-304.. 1984.
Microclimates of small arthropods: estimating humidity within the leaf boundary layer. Environmental Entomology. 13(4):926-929.. 1984.
Multispecies toxicity testing. Bulletin of the Ecological Society of America. 65(3):301-304.. 1984.
Northern Michigan snowpack-a study of acid stability and release. Atmospheric Environment. 18:807-816.. 1984.
Observations of Potamogeton hillii Morong in North America. Rhodora. 86(845):101-111.. 1984.
Phenotypic basis for a feeding change in an insular population of garter snakes. Developmental psychobiology. 17(5):457-463.. 1984.
Photosynthate allocation to floral nectar: a neglected energy investment. Ecology. 65:1775-1779.. 1984.
Physiological and ultrastructural responses of Cyclotella meneghiniana (Bacillariophyta) to light intensity and nutrient limitation. Journal of Phycology. 20:173-183.. 1984.
Precise radiotracer measurement of the rate of sediment reworking by Stylodrilus heringianus and the effects of variable dissolved oxygen concentrations. Journal of Great Lakes Research. 10:335-347.. 1984.
Proterometra edneyi n. sp. (Digenea: Azygiidae): behavior and distribution of acetylcholinesterase in cercariae. Transactions of the American Microscopical Society. 103:383-391.. 1984.
Protozoan colonization rates and trophic status of some freshwater wetland lakes. Journal of Protozoology. 31:456-467.. 1984.
Retention and release of chemical species by a northern Michigan snowpack. Water, Air, and Soil Pollution. 22:303-319.. 1984.
Role of mycophagy and bacteriophagy in invertebrate nutrition. Current Perspectives in Microbial Ecology. :257-263.. 1984.
Seasonal occurrence and mating at flowers by Ancistrocerus antilope (Hymenoptera: Eumenidae). Proceedings of the Entomological Society of Washington. 86:930-934.. 1984.
Short-term effects of CO2 on gas exchange of leaves of bigtooth aspen (Populus grandidentata) in the field. Plant Physiology. 75:1022-1026.. 1984.
Simple, inexpensive method of tagging ictalurid fishes for individual identification. The Progressive Fish-Culturist. 46(2):152-154.. 1984.
Species packing and temperature dependent competition among burying beetles (Silphidae, Nicrophorus). Ecological Entomology. 9:205-216.. 1984.
Sperm competition in the damselfly Enallagma hageni Walsh (Odonata: Coenagrionidae): benefits of multiple mating to males and females. Behavioral Ecology and Sociobiology. 14:235-240.. 1984.
Toxaphene in the Great Lakes. Toxic Contaminants in the Great Lakes. :163-194.. 1984.
A warningly colored fly, Stratiomys badius Walker (Diptera: Stratiomyidae), uses its scutellar spines in defense. Proceedings of the Entomological Society of Washington. 86:722-723.. 1984.
5,8-dihydroxyflavone (Primetin) the contact sensitizer of Primula mistassinica Michaux. Archives of Dermatological Research. 275:365-370.. 1983.
Acquisition of digestive enzymes by Siricid woodwasps from their fungal symbiont. Science. 220:1161-1163.. 1983.
Aging effect on nectar production in two clones of Asclepias syriaca. Oecologia. 56:121-125.. 1983.
Albedo following fire in a northern hardwood forest. Journal of Climate and Applied Meteorology. 22:1733-1737.. 1983.
Associations of species of Vorticella (Peritrichida) and planktonic algae. Transactions of the American Microscopical Society. 102:48-54.. 1983.
Behavior of the Killdeer toward intruders in the breeding season. Wader Study Group Bulletin. 39:45(abstr.).. 1983.
Birth and death rates of a littoral filter feeding microcrustacean, Sida crystallina (Cladocera), in Cochran Lake, Michigan. Internationale Revue der Gesamten Hydrobiologie. 68:339-350.. 1983.
Breeding system and pollination ecology of Trientalis borealis (Primulaceae). American Journal of Botany. 70:408-415.. 1983.
The breeding system, fecundity, and dispersal of Iris lacustris. Michigan Botanist. 22:93-102.. 1983.
The case for simultaneous toxicity testing at different levels of biological organization. Aquatic Toxicology and Hazard Assessment: Sixth Symposium. Special Technical Publication 802:17pp... 1983.
Changes in tree composition in a northern Michigan hardwood forest since 1934. Michigan Botanist. 22:103-109.. 1983.