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Protozoan communities, macrophyte vegetation and trophic status of northern Michigan wetland lakes. Doctor of Philosophy:116pp... 1981.
The processing of mercury in forested ecosystems. Doctor of Philosophy:126pp... 1998.
Predation and prey community structure: an experimental study of the effect of mosquito larvae on the protozoan communities of pitcher plants. Doctor of Philosophy:108pp... 1972.
Pre-alighting host plant location in the Baltimore checkerspot butterfly, Euphydryas phaeton, and its implications for host range evolution in butterflies. Doctor of Philosophy:183pp... 1990.
The potential for introgression of cultivated radish (Raphanus sativus) alleles into wild radish (R. raphanistrum) populations. Doctor of Philosophy:94pp... 2001.
Postharmostomum helicis (Leidy, 1847) Robinson 1949, (Trematoda), its life history and a revision of the subfamily Brachylaeminae. Doctor of Philosophy:150pp... 1950.
Post-Glacial Vegetation of Eastern Upper Michigan. Doctor of Philosophy. 1982.
Population Demography of the Great Lakes Piping Plover. Department of Fisheries, Wildlife and Conservation Biology. Doctor of Philosophy:181pp... 2010.
Population demography and seed and seedling ecology of the Great Lakes endemic, Pitcher's Thistle (Cirsium pitcheri, Asteraceae). Master of Science:114pp... 1998.
Point counts of Michigan forest birds: improving sampling efficiency for species of concern. School of Natural Resources and Environment. Master of Science:75pp... 1996.
Plant-Environment Feedbacks in a Native and Invasive System. Ecology and Evolutionary Biology. Doctor of Philosophy:157.. 2010.
Plant Responses To A Changing Atmosphere: The Influence Of Exposure To Multiple Gases. Ecology and Evolutionary Biology. Doctor of Philosophy:142.. 2009.
The persistence of Danthonia spicata during secondary succession. Doctor of Philosophy:170pp... 1983.
Partner choice in ectomycorrhizal mutualism. Doctor of Philosophy:162pp... 2004.
Parental care and reproductive ecology of the North American catfish, Ictalurus nebulosus. Doctor of Philosophy:160pp... 1982.
Parental care and offspring competition in Tree Swallows. School of Natural Resources and Environment. Master of Science:44pp... 1986.
Paleolimnology of Douglas Lake, Michigan, with special emphasis on hypolimnetic oxygen conditions. School of Natural Resources and Environment. Doctor of Philosophy:131pp... 1995.
Profile of the Land: Natural Features of the Inland Water Route Region of Northern Lower Michigan. :29pp... 1976.
The Porifera, Oligochaeta, and certain other groups of invertebrates in the vicinity of Douglas Lake, Michigan.. 1916.
Pleasant days in Michigan. 75(23):900-901.. 1910.
A place to eat, sleep, and dream biology. 14(2):4-13.. 1991.
A pyralid moth (Lepidoptera) as pollinator of blunt-leaf orchid. Great Lakes Entomologist. 16:57-60.. 1983.
A purple color form of Pitcher's thistle. Contributions from the University of Michigan Herbarium. 23:349-350.. 2001.
The pupa of Chaoborus albatus with a key to eastern Chaoborus pupae. Entomological News. 79:275-277.. 1968.
Ptyalincola ondatrae, gen. et sp. n. (Trematoda: Brachylaimidae), a fluke inhabiting the salivary glands of muskrats. Journal of Parasitology. 53:739-742.. 1967.
The psilopezioid fungi. IV. The genus Pachyella (Pezizales). Canadian Journal of Botany. 51:2009-2023.. 1973.
The psilopezioid fungi. III. The genus Psilopezia (Pezizales). American Journal of Botany. 60:355-365.. 1973.
Prudent predation: a field study involving three species of tiger beetles. Oikos. 31:128-136.. 1978.
A provisional multispecies toxicity test using indigenous organisms. Journal of Testing and Evaluation. 13(4):316-319.. 1985.
Protozoan species accrual on artificial islands in differing lentic and wetland systems. Hydrobiologia. 75:161-178.. 1980.
Protozoan colonization rates on artificial substrates suspended at different depths. Transactions of the American Microscopical Society. 93:206-210.. 1974.
Protozoan colonization rates and trophic status of some freshwater wetland lakes. Journal of Protozoology. 31:456-467.. 1984.
The protozoan colonization of polyurethane foam units anchored in the benthic area of Douglas Lake, Michigan. Transactions of the American Microscopical Society. 92:648-656.. 1973.
Proterometra edneyi n. sp. (Digenea: Azygiidae): behavior and distribution of acetylcholinesterase in cercariae. Transactions of the American Microscopical Society. 103:383-391.. 1984.
Proterometra dickermani, sp. nov. (Trematoda: Azygiidae). Transactions of the American Microscopical Society. 81:279-282.. 1962.
Prospective study of swimmer's itch incidence and severity. Journal of Parasitology. 90(4):697-704.. 2004.
Proprioception in the legs of phalangids. The Biological Bulletin. 124:262-267.. 1963.
PROPHET 1998 meteorological overview and air-mass classification. Journal of Geophysical Research. 106(D20):24,289-24,299.. 2001.
A propaguliferous form of Aulacomnium heterostichum. The Bryologist. 49:30-32.. 1946.
Promiscuity drives sexual selection in a socially monogamous bird. Evolution. 61(9):2205-2211.. 2007.
Progenesis in Proterometra sagittaria Dickerman, 1946 (Trematoda: Azygiidae). Journal of Parasitology. 55:452.. 1969.
Profile of a Biosphere Reserve: The University of Michigan Biological Station, USA, and its conformity to the Man and Biosphere Program. Natural Areas Journal. 23(2):165-173.. 2003.
The production of cercariae by a strigeid mother sporocyst. Journal of Parasitology. 44:289-291.. 1958.
Processing of atmospheric nitrogen by clouds above a forest environment. Journal of Geophysical Research. 112(D11). 2007.
A procedure for calculating daily moisture stress and its utility in regressions of tree growth on weather. Ecology. 47:64-74.. 1966.
Probing the delicate balance: Research at the Biological Station. Research News, Office of Research Administration, The University of Michigan. 23(4):1-16.. 1972.
Probable existence of synergistic interactions among different species of protozoans. Revista de Biologia. 6(1-2):103-108.. 1967.
Primary succession and forest development on coastal Lake Michigan sand dunes. Ecological Monographs. 68(4):487-510.. 1998.
The prey of six species of hawks in northern lower Michigan. Jack Pine Warbler. 54:70-74.. 1976.
Prevalence of dermatitis-producing schistosomes in natural bird populations of lower Michigan. Proceedings of the Helminthological Society of Washington. 46:58-63.. 1979.
The prevalence of cercariae from Stagnicola emarginata (Lymnaeidae) over 50 years in northern Michigan. Journal of Parasitology. 83(3):536-540.. 1997.
Preservation of bryozoa. Transactions of the American Microscopical Society. 33:55-56.. 1914.
Present status of Elliptio complanatus in Douglas Lake, Michigan. Sterkiana. 43:10.. 1971.
The presence and variation of lateral red coloration in a population of Common Garter Snakes (Thamnophis sirtalis sirtalis). Herpetologica. 10:89-91.. 1954.
Prenatal cannibalism in an insect. Naturwissenschaften. 94(6):477-482.. 2007.
A preliminary survey of the myxomycetes of Emmet and Cheboygan Counties. Papers of the Michigan Academy of Science, Arts and Letters. 48:131-136.. 1963.
A preliminary study of the achene epidermis of certain Carex (Cyperaceae) using scanning electron microscopy. Michigan Botanist. 14:67-72.. 1975.
A preliminary study of aquatic Phycomycetes in the lakes of the Huron Mountains, Michigan. Veroeffentlichungen des Instituts fuer Meeresforschung in Bremerhaven. 10:93-106.. 1966.
Preliminary studies on the Hydracarina of Michigan: the genus Limnesia, subgenera Limnesiopsis Piersig and Limnesiella Daday. Psyche. 61:146-153.. 1954.
Preliminary studies of the Hydracarina of Michigan: the subfamily Foreliinae Viets (Acarina: Pionidae). Annals of the Entomological Society of America. 48(4):299-307.. 1955.
Preliminary studies of inorganic polyphosphatase in developing and adult fish. The Anatomical Record. 117(3):614-615.. 1953.
A preliminary report on the varieties of Maianthemum canadense in northern Michigan. Michigan Botanist. 9:48-52.. 1970.
A preliminary report on the pollination of Sarracenia purpurea in a forest-swale ecotone. Carnivorous Plant Newsletter. 12:60-62,74.. 1983.
A preliminary report on the distribution of gymnosperms in Michigan. Michigan Botanist. 7:121-128.. 1968.
Preliminary report on Michigan algae, exclusive of desmids and diatoms. Papers of the Michigan Academy of Science, Arts and Letters. 15:1-49.. 1932.
Preliminary report of X-ray effects on the nematode Rhabditis strongyloides. Science. 112:356-357.. 1950.
Preliminary report of outer wall helices in trichomes of certain dicots. Canadian Journal of Botany. 55:128-132.. 1977.
Preliminary note on the life cycle of Leptorhynchoides thecatus, an acanthocephalan parasite of fish. Journal of Parasitology. 25:180.. 1939.
A preliminary note on a population of Monoblepharis. Transactions of the British Mycological Society. 48:55-58.. 1965.
A preliminary list of the Culicidae of Michigan. Part I. Culicinae (Diptera). Entomological News. 52:101-105.. 1941.
Preliminary list of the Arrenuri of Michigan. Part III. The subgenera Micruracarus and Truncaturus. Transactions of the American Microscopical Society. 74:60-67.. 1955.
Preliminary list of the Arrenuri of Michigan. Part II. The subgenus Megaluracarus. Transactions of the American Microscopical Society. 73:367-380.. 1954.
Preliminary list of the Arrenuri of Michigan. Part I. The subgenus Arrenurus. Transactions of the American Microscopical Society. 73:39-58.. 1954.
A preliminary comparative study of asexual reproduction in Dicranum flagellare and Dicranum montanum. The Journal of the Hattori Botanical Laboratory. 28:122-128.. 1965.
Preliminary analysis of ERS-1 SAR for forest ecosystem studies. IEEE Transactions on Geoscience and Remote Sensing. 30(2):203-211.. 1992.
A preliminary account of the North American species of Rhizopogon. Memoirs of The New York Botanical Garden. 14(2):1-177.. 1966.
A preliminary account of the North American species of Leccinum, section Leccinum. Michigan Botanist. 5:131-179.. 1966.
A preliminary account of the North American species of Leccinum, sections Luteoscabra and Scabra. Michigan Botanist. 7:107-154.. 1967.
Predicting host range evolution: colonization of Coronilla varia by Colias philodice (Lepidoptera: Pieridae). Evolution. 44(6):1637-1647.. 1990.
Predicting diameter distributions: a test of the stationary Markov model. Canadian Journal of Forest Research. 16:130-135.. 1986.
Predicting daily mean soil temperature from daily mean air temperature in four northern hardwood forest stands. Forest Science. 46(2):297-301.. 2000.
Predator cues and prey responses: a test using Eastern Garter Snakes (Thamnophis s. sirtalis) and American Toads (Bufo a. americanus). Copeia. 1995(3):738-741.. 1995.
Predator avoidance strategies of the crayfish Orconectes virilis. Crustaceana. 69(3):400-412.. 1996.
Predation and prey community structure: an experimental study of the effect of mosquito larvae on the protozoan communities of pitcher plants. Ecology. 55:475-492.. 1974.
Precocious development of the metacercaria stage of Diplostomum flexicaudum in the snail intermediate host. Journal of Parasitology. 23:545-546.. 1937.
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.
Precipitation retention by Cladonia mats. Ecology. 16:120-121.. 1935.
Potentiation of zinc stress caused by parasitic infection of snails. Hydrobiologia. 55:225-229.. 1977.
Potential impacts of nesting Double-crested Cormorants on Great Blue Herons and Black-crowned Night-herons in the U.S. Great Lakes region. Journal of Great Lakes Research. 28(2):145-154.. 2002.
Potential chemical defense of stream macrophytes (watercress and Gammarus). Bulletin of the Ecological Society of America. 69(2, Suppl.):245(Abstr.. 1988.
Potamogeton xhaynesii (Potamogetonaceae), a new species from northeastern North America. Brittonia. 38:415-419.. 1986.
Post-Pleistocene diatom succession in Douglas Lake, Michigan. Journal of Phycology. 13:73-80.. 1977.
Postglacial landscape evolution of northeastern lower Michigan, interpreted from soils and sediments. Annals of the Association of American Geographers. 90(3):443-466.. 2000.