Scientist Emeritus
Staff Profile
Publications
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(2005). Seventeen years of elevated CO2 exposure in a Chesapeake Bay Watershed: sustained but contrasting responses of plant growth and CO2 uptake . Global Change Biology, 11 , 369-378.
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(2004). Elevated CO2 decreases leaf fluctuating asymmetry and herbivory by leaf miners on two oak species . Global Change Biology, 10 , 27-36.
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(2004). Respiratory Oxygen Uptake is Not Decreased by an Instantaneous Elevation of [CO2], but is Increased with Long-Term Growth in the field at Elevated [CO2]. Plant Physiology, 134 (1) , 520-527.
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(2004). Differential effects of elevated CO2 on acorn density, weight, germination, and predation among three oak species in a scrub-oak forest. Global Change Biology, 10 (2) , 228-232.
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(2003). The clonal structure of Quercus geminata revealed by conserved microsatellite loci . Molecular Ecology, 12 , 527-532.
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(2003). Cross validation of open-top chamber and eddy covariance measurements of ecosystem CO2 exchange in a Florida scrub-oak ecosystem . Global Change Biology, 9 , 84-95.
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(2003). Effects of elevated atmospheric CO2 on net ecosystem CO2 exchange of a scrub–oak ecosystem . Global Change Biology, 9 (12) , 1802-1812.
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(2003). The Effects of elevated CO2 on nutrient distribution in a fire adapted scrub oak forest. Ecological Applications, 13 (5) , 1388-1399.
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(2003). Direct and indirect effects of elevated CO2 on transpiration from Quercus myrtifolia in a scrub-oak ecosystem . Global Change Biology, 9 (1) , 96-105.
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(2003). Estimation of leaf area index using ground-based remote sensed NDVI measurements: validation and comparison with two indirect techniques. Canadian Journal of Remote Sensing, 29 (3) , 381.
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(2003). Carbon dioxide assimilation by a wetland sedge canopy exposed to ambient and elevated CO2: measurements and model analysis . Functional Ecology, 17 , 222-230.
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(2003). Elevated CO2 lowers relative and absolute herbivore density across all species of a scrub oak forest. Oecologia, 134 , 82-87.
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(2002). Elevated atmospheric CO2 stimulates aboveground biomasss in a fire-regenerated scrub-oak ecosystem . Global Change Biology, 8 , 90-103.
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(2002). Abundance, production and mortality of fine roots under elevated atmospheric CO2 in an oak-scrub ecosystem. Environmental and experimental botany, 48 , 149-159.