Interaction of temperature and other environmental variables influencing plant distribution. Plants and Temperature. :77-89.. 1988.
Linking above- and belowground responses to rising CO2 in northern deciduous forest species. Carbon Dioxide and Terrestrial Ecosystems. :41-51.. 1996.
The soil biotron: an underground research laboratory. Inventive Minds: Creativity in Technology. :142-153.. 1992.
13C values of an herbivore and the ratio of C3 to C4 plant carbon in its diet. Oecologia. 39:197-200.. 1979.
A 53-year record of forest succession following fire in northern lower Michigan. Michigan Botanist. 20:3-14.. 1981.
Above- and belowground response of Populus grandidentata to elevated atmospheric CO2 and soil N availability. Plant and Soil. 165:45-51.. 1994.
Acclimation of photosynthetic phenotype to environmental heterogeneity. Ecology. 75(2):301-314.. 1994.
Atmospheric CO2, soil nitrogen and turnover of fine roots. New Phytologist. 129:579-585.. 1995.
Belowground responses to rising atmospheric CO2: implications for plants, soil biota and ecosystem processes. Plant and Soil. 165:1-6.. 1994.
Effects of nuclear and cytoplasmic genes altering chlorophyll loss on gas exchange during monocarpic senescence in soybean. Plant and Cell Physiology. 31(8):1123-1130.. 1990.
Elevated atmospheric CO2 alters leaf litter quality for stream ecosystems: an in situ leaf decomposition study. Hydrobiologia. 495:203-211.. 2003.
Elevated atmospheric CO2 and feedback between carbon and nitrogen cycles. Plant and Soil. 151:105-117.. 1993.
Elevated atmospheric CO2 lowers leaf litter nutritional quality for stream ecosystem food webs. Global Change Biology. 8:163-170.. 2002.
Elevated-CO2-induced changes in the chemistry of quaking aspen (Populus tremuloides Michaux) leaf litter: subsequent mass loss and microbial response in a stream ecosystem. Journal of the North American Benthological Society. 21(1):16-27.. 2002.
Gas exchange, leaf nitrogen, and growth efficiency of Populus tremuloides in a CO2-enriched atmosphere. Ecological Applications. 10(1):3-17.. 2000.
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.
Interacting effects of soil fertility and atmospheric CO2 on leaf area growth and carbon gain physiology in Populus x euramericana (Dode) Guinier. New Phytologist. 129:253-263.. 1995.
Microhabitat selection and the successional gradient of a forest grass. Canadian Journal of Botany. 64:734-738.. 1986.
Nutritional quality of leaf detritus altered by elevated atmospheric CO2: effects on development of mosquito larvae. Freshwater Biology. 48:1432-1439.. 2003.
Phenotypic flexibility and genetic adaptation along a gradient of secondary forest succession in the grass Danthonia spicata. Canadian Journal of Botany. 64:739-747.. 1986.
Photosynthetic phenotype plasticity and the role of phosphoenolpyruvate carboxylase in Hydrilla verticillata. Plant Science. 118:1-9.. 1996.
Populus tremuloides photosynthesis and crown architecture in response to elevated CO2 and soil N availability. Oecologia. 110:328-336.. 1997.
Rapid genotypic change in a population of the grass Danthonia spicata following disturbance. Canadian Journal of Botany. 65:1819-1823.. 1987.
Response of soil biota to elevated atmospheric CO2 in poplar model systems. Oecologia. 113:247-251.. 1998.
Seasonal responses of leaf gas exchange to elevated carbon dioxide in Populus grandidentata. Canadian Journal of Forest Research. 22:1320-1325.. 1992.
Soil nematodes indicate food web responses to elevated atmospheric CO2. Pedobiologia. 44(6):725-735.. 2000.
Stable carbon isotope analysis of mosses and lichens growing in xeric and moist habitats. The Bryologist. 84:82-84.. 1981.
What's special about the physiological ecology of desert organisms? Journal of Arid Environments. 17(131-143). 1989.