Simulated chronic nitrogen deposition increases carbon storage in Northern Temperate forests. Global Change Biology. 14:142-153.. 2008.
Biosphere-atmosphere interactions: northern hardwood seedling responses to anthropogenic atmospheric resource alteration. Doctor of Philosophy:124pp... 2007.
Coarse woody debris and the carbon balance of a north temperate forest. Forest Ecology and Management. 244:60-67.. 2007.
Decline of arbuscular mycorrhizal fungi in northern hardwood forests exposed to chronic nitrogen additions. New Phytologist. 176:175-183.. 2007.
The legacy of harvest and fire on ecosystem carbon storage in a north temperate forest. Global Change Biology. 13:1935-1949.. 2007.
Atmospheric nitrate deposition and enhanced dissolved organic carbon leaching: test of a potential mechanism. Soil Science Society of America Journal. 69:1233-1237.. 2005.
Anthropogenic N deposition and the fate of 15NO3- in a northern hardwood ecosystem. Biogeochemistry. 69:143-157.. 2004.
Atmospheric nitrate deposition and the microbial degradation of cellobiose and vanillin in a northern hardwood forest. Soil Biology and Biochemistry. 36(6):965-971.. 2004.
Atmospheric nitrate deposition, microbial community composition, and enzyme activity in northern hardwood forests. Soil Science Society of America Journal. 68:132-138.. 2004.
Chronic nitrate additions dramatically increase the export of carbon and nitrogen from northern hardwood ecosystems. Biogeochemistry. 68:179-197.. 2004.
Elevated atmospheric NO3- deposition in northern hardwood forests: impacts on the microbial mechanisms of plant litter decomposition. Doctor of Philosophy:94pp... 2004.
Simulated chronic NO3- deposition reduces soil respiration in northern hardwood forests. Global Change Biology. 10:1080-1091.. 2004.
Atmospheric CO2 enrichment alters leaf detritus: impacts on foraging decisions of crayfish (Orconectes virilis). Journal of the North American Benthological Society. 22(3):410-422.. 2003.
Measurement of carbon dioxide concentration does not affect root repiration of nine tree species in the field. Tree Physiology. 22:67-72.. 2002.
Gender-specific responses of Populus tremuloides to atmospheric CO2 enrichment. New Phytologist. 150:675-684.. 2001.
Atmospheric CO2 and the composition and function of soil microbial communities. Ecological Applications. 10(1):47-59.. 2000.
Atmospheric CO2, soil-N availability, and allocation of biomass and nitrogen by Populus tremuloides. Ecological Applications. 10(1):34-46.. 2000.
Gas exchange, leaf nitrogen, and growth efficiency of Populus tremuloides in a CO2-enriched atmosphere. Ecological Applications. 10(1):3-17.. 2000.
Microbial immobilization and the retention of anthropogenic nitrate in a northern hardwood forest. Ecology. 81(7):1858-1866.. 2000.
Predicting daily mean soil temperature from daily mean air temperature in four northern hardwood forest stands. Forest Science. 46(2):297-301.. 2000.
Soil nematodes indicate food web responses to elevated atmospheric CO2. Pedobiologia. 44(6):725-735.. 2000.
Environmental stress effects on vigor, mortality, and growth in northern hardwood forests along a pollution-climate gradient. The Michigan Academician. 30:27-47.. 1998.
Growth and C allocation of Populus tremuloides genotypes in response to atmospheric CO2 and soil N availability. New Phytologist. 140:251-260.. 1998.
Variation in sugar maple root respiration with root diameter and soil depth. Tree Physiology. 18:665-670.. 1998.
Effects of elevated CO2 and light availability on the photosynthetic light response of trees of contrasting shade tolerance. Tree Physiology. 16:351-358.. 1996.
Fine root respiration in northern hardwood forests in relation to temperature and nitrogen availability. Tree Physiology. 16:719-725.. 1996.
Latitudinal variation in sugar maple fine root respiration. Canadian Journal of Forest Research. 26(10):1761-1768.. 1996.
A meta-analysis of leaf gas exchange and nitrogen in trees grown under elevated carbon dioxide. Plant, Cell and Environment. 19:127-137.. 1996.
Nitrate deposition in northern hardwood forests and the nitrogen metabolism of Acer saccharum Marsh. Oecologia. 108:338-344.. 1996.
The Michigan impact monitoring system: baseline survey final report. Technical Report 94-2:35pp... 1994.
Studying the effects of air pollution on forest along exposure gradients: experiences in the United States and opportunities for cooperation. Climate and Atmospheric Deposition Studies in Forests. :109-115.. 1994.
Natural regeneration of eastern white pine (Pinus strobus L.) and red pine (Pinus resinosa Ait.). Doctor of Philosophy:192pp... 1993.
Using roots in sustainable agriculture. Chemistry and Industry. 4:14-17.. 1993.
The soil biotron: an underground research laboratory. Inventive Minds: Creativity in Technology. :142-153.. 1992.
The University of Michigan soil biotron: a platform for soil biology research in a natural forest. Plant Root Growth: An Ecological Perspective. :61-68.. 1991.
Tree density and modes of tree recruitment in a Michigan pine-hardwood forest after clear-cutting and burning. The Canadian Field-Naturalist. 102(4):634-638.. 1988.
A comparison of four methods for determining leaf area index in successional hardwood forests. Canadian Journal of Forest Research. 15:1154-1158.. 1985.
Changes in tree composition in a northern Michigan hardwood forest since 1934. Michigan Botanist. 22:103-109.. 1983.
Forest site productivity among soil taxonomic units in northern lower Michigan. Soil Science Society of America Proceedings. 36(2):358-363.. 1972.
The section Dermocybe of Cortinarius in North America. Doctor of Philosophy:282pp... 1972.
Nonpedogenetic texture bands in outwash sands of Michigan: their origin, and influence on tree growth. Soil Science Society of America Proceedings. 34(1):134-136.. 1970.
The activities and coactions of animals at sapsucker trees. Living Bird. 5:87-113.. 1966.
Sonic testing to detect decay in trees. School of Natural Resources. Master of Forestry:55pp... 1966.
The clonal concept in aspen site relations. Proceedings of the Second North American Forest Soils Conference.. 1964.
Enlarged bases in Fraxinus nigra in Michigan. Botanical Gazette. 80:107-110.. 1925.