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A vacation in northern Michigan. 77:806-807.. 1911.
The value of time budgets in research and planning for recreation populations. Journal of Environmental Systems. 11(4):325-340.. 1982.
Valve ultrastructure of some confusing Fragilariaceae. Micron. 22:293-294.. 1981.
Variability and mechanisms of secondary forest succession in the aspen ecosystems of northern lower Michigan. Doctor of Philosophy:250pp... 1983.
Variability in attractiveness of male field crickets (Orthoptera: Gryllidae) to females. Animal Behaviour. 35:1240-1248.. 1987.
Variability in early height growth rate of forest trees: implications for retrospective studies of stand dynamics. Canadian Journal of Forest Research. 25:767-776.. 1995.
Variability of energy vapor and CO2 exchange over two midwestern deciduous forests. 24th Conference on Agricultural and Forest Meteorology.. 2000.
Variable floral phenology: temporal resource heterogeneity and its implication for flower visitors. Holarctic Ecology. 13:1-10.. 1990.
Variable performance of outbreak defoliators on aspen clones exposed to elevated CO2 and O3. Proceedings of the 1995 Meeting of the Northern Global Change Program. USDA General Technical Report NE-214:1-14.. 1995.
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.
Variation in forest soil properties along a Great Lakes air pollution gradient. Soil Science Society of America Journal. 55:1709-1715.. 1991.
Variation in sugar maple root respiration with root diameter and soil depth. Tree Physiology. 18:665-670.. 1998.
Variation in the echolocation calls of little brown bats (Myotis lucifugus) in response to different habitats. The American Midlands Naturalist. 156:99-108.. 2006.
Variation in the maximum depth at which fish can live during summer in a moderately deep lake with a thermocline. Bulletin of the United States Bureau of Fisheries. 41:1-7.. 1924.
Variation in the Spiraea alba-latifolia complex. Doctor of Philosophy:124pp... 1958.
Variation in tree size and quality of bigtooth aspen clones. School of Natural Resources. Master of Forestry:69pp... 1960.
Variation of forest site productivity among soil taxonomic units in northern lower Michigan. School of Natural Resources. Doctor of Philosophy:176pp... 1969.
Variation of photosynthesis in Elodea densa with pH and/or high CO2 concentrations. Photosynthetica. 13(4):454-458.. 1979.
Variations in infections of Diplostomum flexicaudum (Cort and Brooks, 1928) in small intermediate hosts of different sizes. Journal of Parasitology. 43:221-232.. 1957.
Variations in the incidence of hatching failure in the cedar waxwing and other species. The Condor. 75:164-169.. 1973.
Variations in the influence of diffuse light on gross primary productivity in temperate ecosystems. Agricultural and Forest Meteorology. 201:98-110.. 2015.
The vascular plants of Emmet and Cheboygan Counties, Michigan: patterns and problems in geographic affinities. Doctor of Philosophy:280pp... 1954.
Vascular plants of Pictured Rocks National Lakeshore, Alger County, Michigan. Michigan Botanist. 14:3-43.. 1975.
Vegetation and nutrient status of northern Michigan bogs and conifer swamps with a comparison to fens. Canadian Journal of Botany. 59:842-853.. 1981.
Vegetation and nutrient status of northern Michigan fens. Canadian Journal of Botany. 56:3044-3051.. 1978.
Vegetation changes following a water level rise and tree mortality in a Michigan bog. Michigan Botanist. 18:91-98.. 1979.
Vegetation changes in a small Michigan bog from 1917 to 1972. The American Midlands Naturalist. 92:447-459.. 1974.
Vegetation History and Change, 1840-2009. The Changing Environment of Northern Michigan: A Century of Science and Nature at the University of Michigan Biological Station.. 2010.
Vegetation succession in Smith's Bog, Cheboygan County, Michigan. Michigan Botanist. 18:59-69.. 1979.
Vegetation variation among mesic successional forest stands in northern lower Michigan. Canadian Journal of Botany. 66:1080-1090.. 1988.
The vegetational history of the Middle West. Annals of the Association of American Geographers. 12:39-85.. 1923.
A vegetative key to the genera of submersed and floating aquatic vascular plants of Michigan. Michigan Botanist. 6:35-50.. 1967.
Vegetative propagation of aspen by greenwood cuttings. Journal of Forest Science. 61:385-386.. 1963.
Vegetative reproduction in Eleocharis rostellata. Papers of the Michigan Academy of Science, Arts and Letters. 21:105-117.. 1936.
The vertical development of early successional forests in northern Michigan, USA. Ecology. 81:271-285.. 1993.
Vertical distribution of lichens on aspens in Michigan. The Bryologist. 73:626-628.. 1970.
Vertical distribution of summer temperature in the false bottoms of certain Michigan bog lakes. Ecology. 20:38-46.. 1939.
Vertical distribution of the lichen genus Physcia on bigtooth aspen, northern red oak, and red maple at Douglas Lake, Michigan. Michigan Botanist. 11:39-42.. 1972.
Vertical distribution of the plankton Rotifera in Douglas Lake, Michigan, with special reference to depression individuality. Ecological Monographs. 11:1-19.. 1941.
Vertical gradients in artificial substrate-associated protozoan community structure in a stratified freshwater lake. Journal of the Elisha Mitchell Scientific Society. 92:1-8.. 1976.
The vertical zonation of Sphagnum species in hummock-hollow complexes in northen Michigan. Michigan Botanist. 14:190-200.. 1975.
Virginia Rail (Rallus limicola) predation on crayfish (Orconectes sp.) in a Lake Huron coastal wetland. Michigan Birds and Natural History. 4(5):196-198.. 1997.