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Shell dissolution rate in freshwater pulmonate snails: influence of periostracum and water chemistry. The Nautilus. 104(3):87-91.. 1990.
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.
A survey and experimental study of algal drift in a third order stream. Doctor of Philosophy:124pp... 1989.
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.
Seasonal and individual variation in gregarine parasite levels in the field crickets Gryllus veletis and G. pennsylvanicus. Ecological Entomology. 12:341-348.. 1987.
Size and fecundity hierarchies in an herbaceous perennial. Oecologia. 74:128-132.. 1987.
Spatial and temporal variation in hypolimnetic oxygen deficits of a multidepression lake. Limnology and Oceanography. 32:740-744.. 1987.
Storeria dekayi dekayi (Northern Brown Snake) behavior. Herpetological Review. 18(1):16-17.. 1987.
Succession of diatom communities on sand grains. Journal of Ecology. 75:693-709.. 1987.
Sampling and interpretation of algal patterns for water quality assessments. Rationale for Sampling and Interpretation of Ecological Data in the Assessment of Freshwater Ecosystems. Special Technical Publication 894:118-149.. 1986.
Seasonal patterns of leaf photosynthetic capacity in successional northern hardwood tree species. American Journal of Botany. 73:131-138.. 1986.
Sediments and benthos. Principals and Practices of Pond Aquaculture. :15-20.. 1986.
Sexual behavior of Eumenid wasps (Hymenoptera: Eumenidae). Proceedings of the Entomological Society of Washington. 88(3):531-541.. 1986.
Sexual selection, mate choice and gregarine parasite levels in the field crickets Gryllus veletis and G. pennsylvanicus. Doctor of Philosophy:149pp... 1986.
A simple, cost-effective multispecies toxicity test using organisms with a cosmopolitan distribution. Environmental Monitoring and Assessment. 6:207-220.. 1986.
Stratigraphy and genesis of the Lake Sixteen peatland, northern Michigan. Canadian Journal of Botany. 64:3008-3019.. 1986.
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.
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.
Social conflict associated with turnaround migration: evidence from northern Michigan. Journal of the Community Development Society. 14(1):1-15.. 1983.
Some factors regulating cohort production of the crayfish, Orconectes virilis. Freshwater Biology. 13:1-12.. 1983.
Spatial and temporal distribution of benthic diatoms in northern Lake Michigan. Ecology. 64(6):1566-1580.. 1983.
Summer records of Northern Three-toed Woodpecker (Picoides tridactylus) and Gray-cheeked Thrush (Catharus minima) in northern Michigan. Jack Pine Warbler. 61:82.. 1983.
Summerby Swamp, an unusual plant community in Mackinac County, Michigan. Michigan Botanist. 23(1):11-18.. 1983.
Seasat imagery for detection of coastal wetlands. Proceeding of the Fifteenth International Symposium on Remote Sensing of Environment. :1475-1485.. 1982.
Seasat imagery for detection of coastal wetlands. :1475-1485.. 1982.
Soil fertility changes following clearcut and whole-tree harvesting and burning in central Michigan. Soil Science Society of America Journal. 46:638-640.. 1982.
Sporophyte production and sexuality of mosses in two northern Michigan habitats. The Bryologist. 85:394-400.. 1982.
Stenelmis morsei, a new species of riffle beetle (Coleoptera: Dryopoidea: Elmidae) from South Carolina. The Coleopterists Bulletin. 36:170-174.. 1982.
Stable carbon isotope analysis of mosses and lichens growing in xeric and moist habitats. The Bryologist. 84:82-84.. 1981.
Sapsucker trees as a factor in the distribution of hummingbirds in a northern climate. Proceedings of the Rochester Academy of Science. 13:96.. 1980.
A summary of the incidence of cowbird parasitism in northern Michigan from 1911-1978. Jack Pine Warbler. 58:77-84.. 1980.
Swimmers' itch in Michigan. :9pp... 1980.
Solubility of gases and the temperature dependency of whole leaf affinities for carbon dioxide and oxygen. Plant Physiology. 63:916-923.. 1979.
Spatial and seasonal structure of rotifer communities in Lake Huron. EPA Publ. 600/3-79-085. :160pp... 1979.
A strategy for use of protozoans in the evaluation of hazardous substances. Biological Indicators of Water Quality. :61-67.. 1979.
Stray food records from New York and Michigan snakes. The American Midlands Naturalist. 102:200-203.. 1979.
Survival of Euglena gracilis exposed to sublethal temperature and hexavalent chromium. Journal of Protozoology. 26:122-125.. 1979.
Status and reproductive success of the Caspian Tern (Sterna caspia) in the U.S. Great Lakes. Proceedings of the Colonial Waterbird Meeting. 2:146-156.. 1978.
The status of certain hawkweeds (Hieracium subgenus Pilosella) in Michigan. Michigan Botanist. 17:35-47.. 1978.
A system for recording and processing taxonomic data. Water Resource Bulletin. 14(6):1507-1510.. 1978.
Sexual behavior of Murgantia histrionica (Hemiptera: Pentatomidae). Psyche. 84:191-197.. 1977.
Some bog chytrids. Canadian Journal of Botany. 55:1879-1890.. 1977.
Survival of Daphnia pulex under thermal stress and sublethal concentration of chromate. Philippine Journal of Biology. 6(1):47-54.. 1977.
Sporopollenin and major mineral constituents of the spores, elaters, and capsule wall of Conocephalum conicum. Michigan Botanist. 15:167-172.. 1976.
Seasonality in northen field crickets. Florida Entomologist. 58:31-32.. 1975.
Some common North American species of Russula subsect. Emeticinae. Beihefte Nova Hedwigia. 51:207-237.. 1975.
Some observations on the evolution of clutch size in Tree Swallows. Master of Science:43pp... 1975.
Structure and function in aggregations of tadpoles of the American toad, Bufo americanus. Herpetologica. 31:222-233.. 1975.
Seasonal changes in photosynthate transport within elongating shoots of Populus grandidentata. Canadian Journal of Botany. 52:2547-2559.. 1974.
Seasonal migratory cycle and related movements of the fresh-water pulmonate snail, Physa integra. The American Midlands Naturalist. 92:275-300.. 1974.
Seiche activity: significant in late summer lake primary production? Bulletin of the Association of Southeastern Biologists. 20:29.. 1973.
Sodium dynamics in a northern ecosystem. Proceedings of the National Academy of Sciences. 70:2745-2748.. 1973.
Studies on the macrocercous cercariae of the Douglas Lake, Michigan area. Transactions of the American Microscopical Society. 92(4):641-648.. 1973.
Substratum as a factor in the distribution of pulmonate snails in Douglas Lake, Michigan. Malacologia. 12:379-399.. 1973.
Seasonal migrations and other movements in Douglas Lake pulmonate snails. Malacological Review. 5:11-12.. 1972.
Section Celluloderma of the genus Pluteus in North America. Mycologia. 64:1211-1247.. 1972.
The section Dermocybe of Cortinarius in North America. Doctor of Philosophy:282pp... 1972.
The state of things: contributions of the plant taxonomist in Michigan. The Michigan Academician. 5:1-7.. 1972.
Studies in the genus Cortinarius, II: Section Dermocybe, new and intereting species from Michigan. Michigan Botanist. 11:13-25.. 1972.
Some effects of automobile exhaust on litter invertebrates. The Michigan Academician. 4:245-253.. 1971.
Studies on the biology and ecology of Michigan Phalangida (Opiliones). Miscellaneous Publications of the Museum of Zoology of the University of Michigan. 144:64pp... 1971.
Seasonal changes in the pattern of photosynthate transport within elongating shoots of Populus grandidentata. Doctor of Philosophy:65pp... 1970.
Some aspects of bark photosynthesis in bigtooth aspen (Populus grandidentata Michaux), and trembling aspen (P. tremuloides Michx.). Doctor of Philosophy:105pp... 1970.
Sphagnum in Charlevoix County, Michigan. Michigan Botanist. 9:114-115.. 1970.
Surface seiches and currents in Douglas Lake, Michigan. Limnology and Oceanography. 15:281-288.. 1970.
Sky conditions in relation to Ring-billed and Herring Gull orientation. Transactions of the Illinois State Academy of Science. 62(4):342-349.. 1969.
Sphaerium occidentale: water loss at varying temperatures and humidities. Transactions of the American Microscopical Society. 88:479-486.. 1969.
The status of Lepista: a new section of Clitocybe. Brittonia. 21:144-177.. 1969.
Stemwood production related to soils in Michigan red pine plantations. Forest Science. 15(3):320-326.. 1969.
Sub-surface circulation in South Fishtail Bay, Douglas Lake, Cheboygan County, Michigan. The Michigan Academician. 11(2):19-35.. 1969.
A systematic study of the section Celluloderma Fayod of the genus Pluteus Fries in North America. Doctor of Philosophy:152pp... 1969.
Sex determination in mosses. Michigan Botanist. 7:195-203.. 1968.
The spring beauties (Claytonia) in Michigan. Michigan Botanist. 7:77-93.. 1968.
The status and distribution of Gentiana linearis and G. rubricaulis in the upper Great Lakes region. Michigan Botanist. 7:99-112.. 1968.
The status of the osprey in Michigan in 1965. Peregrine Falcon Populations: Their Biology and Decline. :338-340.. 1968.
Studies on the Hydnums of Michigan I. Genera Phellodon, Bankera, Hydnellum. Michigan Botanist. 7:212-264.. 1968.
Some observations on spreading of aquatic flowering plants in deep water of Douglas Lake, Michigan. Michigan Botanist. 6:75-80.. 1967.
Spring movements of leopard frogs, Rana pipiens Schreber, in northern Michigan. The American Midlands Naturalist. 78:167-181.. 1967.
The status of some reports of vascular plants from Michigan. Michigan Botanist. 6:13-24.. 1967.
The sub-surface current patterns in South Fishtail Bay, Douglas Lake, Cheboygan County, Michigan. Master of Science:52pp... 1967.
Soils and wood quality within an annual ring. Proceedings of the Society of American Foresters. :p.187.. 1966.
Sonic testing to detect decay in trees. School of Natural Resources. Master of Forestry:55pp... 1966.
Structure and development of sumac clones. The American Midlands Naturalist. 75:432-445.. 1966.