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Pearsall DR.  1995.  Landscape ecosystems of the University of Michigan Biological Station: ecosystem diversity and ground-cover diversity. School of Natural Resources and Environment. Doctor of Philosophy:396pp..
Pearce TAllen.  1997.  Interference and resource competition in two land snails: adults inhibit conspecific juvenile growth in field and laboratory. Journal of Molluscan Studies. 63:389-399.
Pearce TAllen.  1993.  Terrestrial gastropods of Mackinac Island, Michigan, U.S.A. Walkerana. 7(17/18):47-53.
Pearce TAllen, Gaertner AM.  1996.  Optimal foraging and mucus-trail following in the carnivorous land snail Haplotrema concavum (Gastropoda: Pulmonata). Malacological Review. 29:85-99.
Pearce TAllen.  1989.  Loping locomotion in terrestrial gastropods. Walkerana. 3(10):229-237.
Pearce TAllen, Blanchard D.  1992.  Arion hortensis s.s., an introduced slug in Michigan. Walkerana. 6(16):245-246.
Pearce TAllen.  1990.  Spool and line technique for tracing field movements of terrestrial snails. Walkerana. 4(12):307-316.
Pearce TAllen.  1994.  Effect of intraspecific crowding on growth rates in three terrestrial snail species. Doctor of Philosophy:101pp..
Payne RB.  1976.  The clutch size and numbers of eggs of brown-headed cowbirds: effects of latitude and breeding season. The Condor. 78:337-342.
Payne RB.  1965.  Clutch size and numbers of eggs laid by Brown-headed Cowbirds. The Condor. 67:44-60.
Paulson P.C, Pratt JR, Jr. JCairns.  1983.  Relationship of alkaline stress and acute copper toxicity in the snail Goniobasis livescens (Menke). Bulletin of Environmental Contamination and Toxicology. 31:719-726.
Pauley SS, Whitmore FW, Spurr SH.  1955.  Seed source trials of eastern white pine. Forest Science. 1(3):244-256.
Patton SR, Southern WEdward.  1978.  The effect of nocturnal red fox predation on the nesting success of colonial gulls. 1978 Colonial Waterbird Group Conference. 1:91-101.
Patterson C.M, Burch JB.  1966.  The chromosome cycle in the land snail Catinella vermeta (Stylommatophora, Succineidae). Malacologia. 3:309-325.
Patterson SL, Zak DR, Burton AJames, Talhelm AF, Pregitzer KS.  2011.  Simulated N deposition negatively impacts sugar maple regeneration in a northern hardwood ecosystem. Journal of Applied Ecology. 49:155-163.
Paterson RA.  1967.  Benthic and planktonic Phycomycetes from northern Michigan. Mycologia. 59:405-416.
Paterson RA.  1977.  Lacustrine fungal communities. Aquatic Microbial Communities. :399-415.
Paterson RA.  1978.  Frederick Kroeber Sparrow (1903-1977). Mycologia. 70(2):213-221.
Paterson RA.  1956.  Additions to the phycomycete flora of the Douglas Lake region. II. New chytridiaceous fungi. Mycologia. 48:270-277.
Paterson RA.  1963.  Observations on two species of Rhizophydium from northern Michigan. Transactions of the British Mycological Society. 46:530-536.
Paterson RA.  1966.  Planktonic and benthic Phycomycetes from Lake Michigan. 9th Conference on Great Lakes Research. :19.
Passy SI, Kociolek JP, Lowe RL.  1997.  Five new Gomphonema species (Bacillariophyceae) from rivers in South Africa and Swaziland. Journal of Phycology. 33:455-474.
Paschalis A, Fatichi S, Katul GG, Ivanov VY.  2015.  Cross-scale impact of climate temporal variability on ecosystem water and carbon fluxes. Journal of Geophysical Research: Biogeosciences. :n/a-n/a.
Parody JM, Cuthbert FJean, Decker EH.  2001.  The effect of 50 years of landscape change on species richness and community composition. Global Ecology and Biogeography. 10:305-313.
Parody JM.  1996.  Avian assemblages in northern Michigan: a long-term perspective. School of Natural Resources and Environment. Master of Science:71pp..
Pan Y, R. Stevenson J, Hill BH, Herlihy AT, Collins GB.  1996.  Using diatoms as indicators of ecological conditions in lotic systems: a regional assessment. Journal of the North American Benthological Society. 15(4):481-495.
Pan Y, Brugam R.  1997.  Human disturbance and trophic status changes in Crystal Lake, McHenry County, Illinois, USA. Journal of Paleolimnology. 17:369-376.
Pan Y.  1993.  The effects of nutrients on periphyton. Doctor of Philosophy:98pp..
Pan Y, R. Stevenson J.  1996.  Gradient analysis of diatom assemblages in western Kentucky wetlands. Journal of Phycology. 32:222-232.
Pan Y, Lowe RL.  1994.  Independent and interactive effects of nutrients and grazers on benthic algal community structure. Hydrobiologia. 291:201-209.
Pan Y, Lowe RL.  1995.  The effects of hydropsychid colonization on algal response to nutrient enrichment in a small Michigan stream, U.S.A. Freshwater Biology. 33:393-400.
Palik BJ, Pregitzer KS.  1995.  Variability in early height growth rate of forest trees: implications for retrospective studies of stand dynamics. Canadian Journal of Forest Research. 25:767-776.
Palik BJ, Pregitzer KS.  1993.  The repeatability of stem exclusion during even-aged development of bigtooth aspen dominated forests. Canadian Journal of Forest Research. 23:1156-1168.
Palik BJ, Pregitzer KS.  1994.  White pine seed-tree legacies in an aspen landscape: influences on post-disturbance white pine population structure. Forest Ecology and Management. 67:191-201.
Palik BJ, Pregitzer KS.  1992.  A comparison of presettlement and present-day forests on two bigtooth aspen-dominated landscapes in northern Lower Michigan. The American Midlands Naturalist. 127:327-338.
Palik BJ, Pregitzer KS.  1995.  Height growth of advance regeneration under an even-aged bigtooth aspen (Populus grandidentata) overstory. The American Midlands Naturalist. 134:166-175.
Palik BJ, Pregitzer KS.  1993.  The vertical development of early successional forests in northern Michigan, USA. Ecology. 81:271-285.