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Soil respiration of five aspen stands in northern lower Michigan. The American Midlands Naturalist. 126:68-75.. 1991.
Aboveground biomass and production from 1938 to 1984 for four aspen plots in northern lower Michigan. Michigan Botanist. 27:43-54.. 1988.
Springtime recovery of photosynthetic activity of white pine in Michigan. Canadian Journal of Botany. 66:138-141.. 1988.
A comparison of rates of aboveground growth and carbon dioxide assimilation by aspen on sites of high and low quality. Tree Physiology. 2:29-34.. 1986.
Non-stomatal limitation of CO2 assimilation in three tree species during natural drought conditions. Physiologia Plantarum. 66:521-526.. 1986.
A comparison of four methods for determining leaf area index in successional hardwood forests. Canadian Journal of Forest Research. 15:1154-1158.. 1985.