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Harvard Forest Logo 		Julian Hadley

Julian L. Hadley

Harvard Forest
Harvard University

Petersham, MA 01366-0068
978-724-3302 (voice)
978-724-3595 (fax)
jhadley@fas.harvard.edu

EDUCATION

B.S. 1976 Yale University (Biology, with honors)
A.M. 1980 Harvard University (Plant Physiology)
Ph.D. 1986 University of Wyoming (Ecology)
1986 - 1988 Postdoctoral associate, Plant ecophysiology, University of Wyoming
1998 - 1991 Postdoctoral associate, Plant ecophysiology, Boyce Thompson Institute at Cornell University

PROFESSIONAL POSITIONS

1986 - 1988 Postdoctoral research associate, University of Wyoming, Laramie, WY
1988 - 1991 Postdoctoral research associate, Boyce Thompson Institute for Plant Research at Cornell University, Ithaca, NY
1993 - 1994 Bullard research fellow, Harvard University, Harvard Forest,
1994 - 2002 Research associate, Harvard University, Harvard Forest
Current Ecophysiologist, Harvard University, Harvard Forest

PUBLICATIONS (since 1988)

Five most relevant

Hadley, J.L. and J.L. Schedlbauer. 2002. Carbon exchange of an old-growth eastern hemlock (Tsuga canadensis) forest in central New England. Tree Physiology 22:1079-1092.

Hadley, J.L. 2000. Effect of daily minimum temperature on photosynthesis in eastern hemlock (Tsuga canadensis L.) in autumn and winter. Arctic, Antarctic and Alpine Research 32: 368-374.

Hadley, J.L. 2000. Understory microclimate and photosynthetic response of saplings in and old-growth eastern hemlock (Tsuga canadensis L.) forest. Écoscience 7: 66-72.

Amundson, R.G., J.L. Hadley, J. Fincher, S. Fellows, and R.G. Alscher. 1992. Comparisons of seasonal changes in photosynthetic capacity, pigments, and carbohydrates of healthy sapling and mature red spruce and of declining and healthy red spruce. Canadian Journal of Forest Research 22: 1605-1616.

Hadley, J.L., R.G. Amundson, J.A. Laurence, and R.J. Kohut. 1993. Physiological response to controlled freezing of attached red spruce branches. Environmental and Experimental Botany 33: 591-609.

Other publications

Hadley, J.L. and W.K. Smith. 1994. Effects of elevation and foliar age on maximum leaf resistance to water vapor diffusion in conifers of the central Rocky Mountains, U.S.A. pp. 261-268 in NATO ASI Serlies, Vol. G 36. Air Pollutants and the Leaf Cuticle . Ed. by K.E. Percy, J.N. Cape, R. Jagels and C.J. Simpson. Springer-Verlag.

Hadley, Julian L. and Robert G. Amundson. 1992. Effect of radiational heating at low air temperature on water balance, cold tolerance, and visible injury of red spruce foliage. Tree Physiology 11: 1-17.

Hadley, Julian L. and William K. Smith. 1990. Influence of leaf surface wax and the leaf area to water content ratio on cuticular transpiration in western conifers, USA. Canadian Journal of Forest Research 20: 1306-1311.

Hadley, Julian L. and William K. Smith. 1989. Wind erosion of leaf surface wax in alpine timberline conifers. Arctic and Alpine Research 21: 392-398.

Carter, G. A., W.K. Smith and J.L. Hadley. 1988. Stomatal conductance in three conifer species at different elevations during summer in Wyoming. Canadian Journal of Forest Research 18: 242-246.

SYNERGISTIC ACTIVITIES

  • Served on board of reviewers for Tree Physiology, and completed numerous reviews for this journal (three in the past year) as well as for Canadian Journal of Forest Research , Canadian Journal of Botany, American Journal of Botany and others
  • Explained basic principles of forest ecosystem carbon exchange to numerous groups of journalists, graduate students, undergraduates and others touring the Harvard Forest LTER site
  • Taught individually-designed tutorial course for undergraduates in plant and animal adaptations to survive extreme cold
  • Served as a research evaluator for scientists seeking re-appointment for U.S. Forest Service positions
  • Member of Sigma Xi, Ecological Society of America, American Institute of Biological Sciences

COLLABORATORS AND CO-AUTHORS OVER THE PAST FOUR YEARS

Joseph Fargione, Leon J. Osterweil
David Foster, Edward Riseman
Allen Hanson, Jessica Schedlbauer
David Jensen

GRADUATE ADVISOR

William K. Smith, University of Wyoming (now at Wake Forest University)

POSTDOCTORAL ADVISORS

William K. Smith, University of Wyoming
Robert G. Amundson, Boyce Thompson Institute at Cornell University (now retired)