• Associate Professor, Forest Biometrics and Management

Research

1. Validating, scaling, and parameterizing a forest regrowth model for the Amazon region using aircraft and spaceborne sensors and GIS
2. Understanding mechanistic controls on forest regrowth in the eastern Amazon
3. Efficient methods of assessing coarse woody debris in forest ecosystems
4. Coarse woody debris in Northeastern forests
5. Fire management options to control woody invasive plants in the northeast and mid-Atlantic
6. Evaluating the impact of emergency ice storm funds on nonindustrial private forest owner stewardship
7. Measuring stocking and structure in New Hampshire forests
8. New sampling techniques and approaches to analysis in tropical forests
9. Imprecise probabilities and their application in forestry decisions

Detailed Description of Research Projects

Graduate Students

M.S. Students
	Susan Campbell
	Erica Cate
	Colleen Didas
	Rachel Knapp
Alumni :: 2000-present
	Robert Kenning	December 2007	M.S.
	John Richardson	December 2007	M.S.
	Stephen Eisenhaure	May 2006	M.S.
	Andrew Fast	December 2005	M.S.
	Hudson Silva	December 2005	M.S.
	Gregory Jordan	May 2003	M.S.
	James Innes	December 2001	M.S.

Primary Teaching Responsibilities

• NR 544: Forest Biometrics
• NR 629: Silviculture
• NR 912: Sampling Techniques
• NR 910: Forest Stand Dynamics

View Natural Resources undergraduate course descriptions
View Natural Resources graduate course descriptions

Selected Publications

Ducey, M. J., W. K. Moser, and P. M. S. Ashton. 1996. Effect of fire intensity on understory composition and diversity in a Kalmia dominated oak forest , New England , USA . Vegetatio 123: 81 90.

Ducey, M. J. 1999. What expansion factor should be used in binned probability proportional to size sampling? Canadian Journal of Forest Research 29(8): 1290-1294.

Ducey, M. J. and B. C. Larson. 1999. A fuzzy set approach to the problem of sustainability. Forest Ecology and Management 115(1): 29-40.

Ducey, M. J. and B. C. Larson. 1999. Accounting for bias and variance in nonlinear stand density indices. Forest Science 45(3): 452-457.

Gove, J. H., A. Ringvall, G. Ståhl, and M. J. Ducey. 1999. Point relascope sampling of coarse woody debris. Canadian Journal of Forest Research 29(11): 1718-1726.

Ducey, M. J. 2001. Representing uncertainty in silvicultural decisions: an application of the Dempster-Shafer theory of evidence. Forest Ecology and Management 150(3): 199-211.

Ducey, M. J. and H. L. Allen. 2001. Nutrient supply and fertilization efficiency in midrotation loblolly pine plantations: a modeling analysis. Forest Science 47(1): 96-102.

Ducey, M. J., J. H. Gove, G. Ståhl, and A. Ringvall. 2001. Clarification of the mirage method for boundary correction, with possible bias in point and plot sampling. Forest Science 47(2): 242-245.

Gove, J. H., M. J. Ducey, G. Ståhl, and A. Ringvall. 2001. Point relascope sampling: a new method for assessing downed coarse woody debris. Journal of Forestry 100(4): 4-11.

Zarin, D.J., M.J. Ducey, J.M. Tucker, and W.A. Salas. 2001. Potential biomass accumulation in Amazonian regrowth forests. Ecosystems 4: 658-668.

Ducey, M.J., G.J. Jordan, J.H. Gove, and H.T. Valentine. 2002. A practical modification of horizontal line sampling for snag and cavity tree inventory. Canadian Journal of Forest Research 32(7): 1217-1224.

Gove, J. H., M. J. Ducey and H. T. Valentine. 2002. Multistage point relascope and randomized branch sampling for downed coarse woody debris estimation. Forest Ecology and Management 155(1-3): 153-162.

Sheil, D. and M.J. Ducey. 2002. An extreme-value approach to detect clumping and an application to tropical forest gap-mosaic dynamics. Journal of Tropical Forest Science 18: 671-686.

Brissette, J. C., M. J. Ducey and J. H. Gove. 2003. A field test of point relascope sampling of down coarse woody debris in managed stands in the Acadian forest. Journal of the Torrey Botanical Society 130(2): 79-88.

Sheil, D., M.J. Ducey, K. Sidiyasa, and I. Samsoedin. 2003. A new type of sample unit for the efficient assessment of diverse tree communities in complex forest landscapes. Journal of Tropical Forest Science 15: 117-135.

Ducey, M.J., J.H. Gove, and H.T. Valentine. In press. A walkthrough solution to the boundary overlap problem. Forest Science 0:000-000.

Jordan , G.J., M.J. Ducey and J.H. Gove. In press. Comparing line-intersect, fixed-area, and point relascope sampling for dead and downed coarse woody material in a managed northern hardwood forest. Canadian Journal of Forest Research 0:000-000.

Education

Selected Service Activities

• Program Coordinator, U.N.H. Forestry Program (2001-Present)
• University Center for Integrated Regional Problem-Solving, Founding and Steering Committee (2002-present)
• University Woodlands and Natural Areas Committee (1998-present)
• COLSA Curriculum Review Committee (2002-2003)
• National Association of Professional Forestry Schools and Colleges, Northeast Science Chair (2002-present); ad hoc committee on McIntire-Stennis Administration (2003-present)
• Associate Editor, Northern Journal of Applied Forestry (2002-present)