Robert S. Seymour

School of

Forest Resources

University of Maine

Robert S. Seymour

Curtis Hutchins Professor of Forest Resources (Quantitative Silviculture)

Degrees:

	B.S. Ohio State Univ., 1974, Natural Resources
	M.F. Yale Univ., 1976, Forest Management
	Ph.D. Yale Univ., 1980, Silviculture

Address: 211 Nutting Hall

Telephone: (207) 581-2860

E-mail: Seymour@UMENFA.Maine.Edu

Current Research and Professional Interests:

	Quantitative silviculture of northeastern forests
	Production ecology of conifers (leaf area, stemwood growth efficiency)
	Ecologically based silvicultural systems
	Green certification of forest practices

Assistantship in Silviculture and Production Ecology Available June, 2006

Honors and Awards:

2005 - G. Peirce and Florence Pitts Webber Outstanding Forestry Teaching Award.

2003 - College of Natural Sciences, Forestry and Agriculture Outstanding Public Service Award

1995-97 - Pew Fellow in Conservation and the Environment

Recent Presentation: April 5, 2006.. Certification and Silviculture - Has Anything Really Changed? New England SAF Annual Meeting, Nashua, N.H.

Recent Presentation: Oct. 11, 2005.. Are We Practicing Forestry, or Just Harvesting Timber? Reflections on Balance in the Forestry Profession. Maine Division SAF Fall Meeting, Orono, ME.

Recent Presentation: Aug. 8, 2005.. Large-scale, Long-term Silvicultural Experiments in the United States. IUFRO World Congress, Brisbane, Australia. (with J. M. Guldin, B.Palik, and D.D. Marshall)

Recent Presentation: June 14, 2005. Silviculture Based on Natural Disturbances: Critical Reflections on Its Status and Future in the Northeastern United States. Invited Keynote, 5th North American Forest Ecology Workshop, Gatineau, Quebec. (with Alan S. White)

Presentation: Aug. 18, 2004. Integrating natural disturbance parameters into conventional silvicultural systems: experience from the Acadian forest of NE North America. Invited Plenary Session, IUFRO International Workshop on Balancing Ecosystem Values: Innovative Experiments for Sustainable Forestry. Portland, OR.

Presentation: March 25, 2004 Production Forestry and Ecological Forestry: Discord or Harmony? Annual Meeting, New Engl. Soc. Amer. Foresters, Quebec City, Quebec.

Presentation: Oct 10, 2003. Low-density management of white pine crop trees: a primer and short-term research results. Managing White Pine in a New Millennium. Hillsborough NH.

Presentation: Keynote Address at the April 22-23, 2003 Great Lakes Silviculture Summit, Houghton, MI. --- The Past, Present and Future of Silviculture in the US

Selected Publications

User’s Guide to the Forest Vegetation Simulator (FVS) and Suppose Interface (Class Handout for FES 409, Forest Ecology and Silviculture Laboratory)

Revised Eastern Spruce-fir Density Management Diagram (reformatted from NJAF 16:48-56)

Book Chapters:

Seymour, R.S. and M.L. Hunter, Jr. 1999. Principles of Ecological Forestry. Ch. 2 (p. 22-61) In: Managing Biodiversity in Forest Ecosystems. M.L. Hunter, Jr., editor. Cambridge Univ. Press. 698 p.

Seymour, R.S. 1998. Northeastern spruce-fir forests. p. 191-192. In: Mac, M.J., P.A. Opler, C.E. Puckett Haecker, and P.D. Doran, eds. Status and trends of the nation's biological resources (2 volumes). US Dept. Interior, US Geological Survey, Reston, VA. 964 p.

Seymour, R.S. 1995. The Northeastern Region. p. 31-79 In: Regional Silviculture of the United States, Ed. 3, J.W. Barrett, Ed. Wiley and Sons, N.Y.

Seymour, R.S. 1992. The red spruce-balsam fir forest of Maine: Evolution of silvicultural practice in response to stand development patterns and disturbances. Ch. 12 (p. 217-244) In: Kelty, M.J., Larson, B.C., and Oliver, C.D., eds. The Ecology and Silviculture of Mixed-Species Forests. Kluwer Publishers, Norwell, MA. 287 p.

Seymour, R.S. 1985. Forecasting growth and yield of budworm-infested forests. Part I: Eastern North America. p. 200-213. In: Recent Advances in Spruce Budworm Research: Proc. CANUSA spruce budworms research symposium; Bangor, ME, Sept. 16-20, 1984. Can. For. Serv. Ottawa. 527 p.

Journal Articles, Proceedings, and Research Bulletins:

Seymour, R.S., J.Guldin, D.Marshall, and B.Palik (in press). Large-scale, long-term silvicultural experiments in the United States. Allgemeine Forst-und Jagdzeitung.

Moores, A., R.S. Seymour, and L.S. Kenefic. (in revision) Overstory influence on height growth of shade-tolerant northern conifers in multi-aged, mixed-species stands. Can. J. For. Res. xx:

DeRose, R.J. and R.S. Seymour. (in revision) Leaf area index –relative density relationships in even-aged Abies balsamea – Picea rubens stands in Maine Can. J. For. Res. xx:

DeRose, R.J. and R.S. Seymour. (in revision) Volume increment and growth efficiency in even-aged Abies balsamea – Picea rubens trees and stands. Can. J. For. Res. xx:

Seymour, R.S. 2005. Integrating disturbance parameters into conventional silvicultural systems: Experience from the Acadian forest of northeastern North America. P. 41-48 In: Peterson, C.E. and Maguire, D.A., editors. Balancing ecosystem values: innovating experiments for sustainable forestry. USDA For. Serv. Gen. Tech. Rep. PNW-GTR-635. 389 p.

Randolph, K.C., R.S. Seymour, and R.G. Wagner. 2005. Developing optimal commercial thinning prescriptions: A new graphical approach. Northern Journal of Applied Forestry 22(3):170-174.

Seymour, R.S. 2004. Silviculture: Lessons from our past, thoughts about the future. P. 5-14 In: Palik, B. and Levy, L. Proc. Great Lakes Silviculture Summit, Houghton, MI, April 22, 2003 USDA For. Serv. GTR-NC-254. 49 p.

Seymour, R.S. 2004. Low-density management of white pine crop trees: a primer and short-term research results. P. 41-48 In: Proc. Managing White Pine in a New Millennium. Oct 9-10, 2003 Hillsborough NH . 78 p.

Dean, T.J., S.D. Roberts, D.W. Gilmore, D.A. Maguire, J.N. Long, K.L. O’Hara, and R.S. Seymour. 2002. An evaluation of the uniform stress hypothesis based on stem geometry in select North American conifers. Trees 16:559-568.

Seymour, R.S. and L.S. Kenefic. 2002. Influence of age on growth efficiency of Tsuga canadensis and Picea rubens trees in mixed-species, multi-aged northern conifer stands. Can. J. For. Res. 32:2032-2042.

Seymour, R.S., A.S. White and P.G. deMaynadier. 2002. Natural disturbance regimes in northeastern North America – Evaluating silvicultural systems using natural scales and frequencies. Forest Ecology and Management 155:357-367.

Seymour, R. S. and M.A. Fajvan. 2001. Influence of prior growth suppression and soil on red spruce site index. N. J. Appl. For. 18(2):55-62.

Kenefic, L.S. and R.S. Seymour. 1999. Leaf area prediction models for Tsuga canadensis. Can. J. For. Res. 29:1574-1582.

Fajvan, M.A. and R.S. Seymour. 1999. Influence of white pine on structure and yields of mixed northern conifer forests. Journal of Sustainable Forestry 8(1):61-74.

Wilson, D.S., R.S. Seymour, and D.A. Maguire. 1999. Density management diagram for northeastern red spruce and balsam fir forests. N. J. Appl. For. 16:48-56.

Seymour, R.S. and L.S. Kenefic. 1998. Balance and sustainability in multi-aged stands: a northern conifer case study. Journal of Forestry 96(7):12-17.

Gilmore, D.W. and R.S. Seymour. 1997. Crown architecture of Abies balsamea from four canopy positions in central Maine, USA. Tree Physiol. 17:71-80.

Gilmore, D.W. and R.S. Seymour and D.A. Maguire. 1996. Foliage-sapwood area relationships for Abies balsamea in central Maine, USA. Can. J. For. Res. 26:2071-2079.

Gilmore, D.W. and R.S. Seymour. 1996. Alternative measures of stem growth efficiency applied to Abies balsamea from four canopy positions in central Maine, USA. Forest Ecology and Management 84:209-218.

Seymour, R.S., J. Hrubes and D. Hammel. 1995. Certifying sustainable forestry: The evaluator's perspective. J. Forestry. 93(4):26-29.

Gilmore, D.S., R.S. Seymour, W.A. Halteman and M.S. Greenwood. 1995. Canopy dynamics and the morphological development of Abies balsamea: effects of foliage age on specific leaf area and secondary vascular development. Tree Physiology. 15:47-55.

Fajvan, M.A., and R.S. Seymour. 1993. Crown stratification, age structure, and development of multicohort stands of eastern white pine, red spruce, and eastern hemlock. Can. J. For. Res. 23:1799-1809.

Seymour, R.S., and Malcolm L. Hunter, Jr. 1992. New forestry in eastern spruce-fir forests: Principles and applications to Maine. Maine Agr. Exp. Sta. Misc. Pub. 716. 36 p.

Meng, X., and R.S. Seymour. 1992. Influence of soil drainage on early development and biomass production of young, herbicide-released fir-spruce stands in north-central Maine. Can. J. For. Res. 22:955-967.

Seymour, R.S. and D.M. Smith. 1987. A new stocking guide formulation applied to eastern white pine. For. Sci. 33:469-484.

Graduate Courses Taught:

	FES 536 - Forest Stand Dynamics (alternate years, Spring Semester 2003) *Syllabus* *Sample Lecture*
	FES 508 - The Industrial Spruce-Fir Ecosystem (alternate years, Fall Semester 2002) *Syllabus* *Sample Lecture*

Service Activities

Maine Division, New England Society of American Foresters, Chair 2006.

Maine Council on Sustainable Forest Management (appointed by Gov. Angus King; 1995-1996)

Associate Editor, Forest Science (1993-1996; responsible for silviculture and stand development manuscripts)

Associate Editor, Northern Journal of Applied Forestry (1992-1996; responsible for silviculture manuscripts)

Editorial Board, New Forests (1988-1997; responsible for early stand development and growth modeling subject areas)

Second North American Forest Ecology Workshop, Field Trip Organizer and Steering Committee member (1998-99)

Society of American Foresters (1974-present)

SAF Silviculture Instructors Subcommittee; member, terminology subcommittee; Host of 1995 Annual Field Tour (below)

SAF Working Groups D2 (Silviculture), C1 (Forest Ecology), A3 (Biometrics)

Baxter Park Scientific Forest Management Area Advisory Committee (1986-Present)

The Nature Conservancy (member, volunteer consultant, and invited participant in science advisory committee)

Maine Division SAF Task Force on Forest Practices (Chair, 1994-1995)

Scientific Advisory Panel, Maine Ecological Reserves working group.

Maine Bureau of Public Lands Silvicultural Advisory Committee (1986-Present)

Maine Forest Service Technical Advisory Committee on Forest Practices Rules (1990-91)

Maine State Board of Licensure for Professional Foresters (Member 1985-90; Chair, 1987-90)

Graduate Students Supervised

Current:

Hofmeyer, P. Ph.D. Ecology and silviculture of northern white-cedar (Thuja occidentalis L.) in northern Maine

Ray, David. Ph.D. Application of Ecophysiological Relationships to Growth and Yield Modeling in Acadian Conifers: Addressing Limitations of Existing Empirical Models for Projecting the Development of Novel Stand Structures.

Waskiewicz, Justin. Ph.D. Growth and development of mixed red oak-white pine stands in Maine: influence of stand structure and spatial heterogeneity.

Completed:

DeRose, R. Justin. 2004. Relationships between leaf area and relative density of natural and managed spruce-fir stands in Maine M.S. Thesis. 83 p.

Meyer, Spencer R. 2004. Leaf area as a growth predictor of Picea rubens and Abies balsamea in managed stands in Maine. M.S. Thesis.117 p.

Moores, Andrew. 2003. Understory growth dynamics and mensuration techniques in uneven-aged, mixed-species northern conifer stands.M.S. Thesis. 105 p.

Pace, M.D. 2003. Effect of stand density on behavior of leaf area prediction models for eastern white pine (Pinus strobus L.) in Maine. M.S. Thesis. 69 p.

Phillips, L.M. 2002. Crop-tree growth and quality twenty-five years after precommercial thinning in a northern conifer stand. M.S. Thesis. 87 p.

Kenefic, L. S. 2000. Leaf area, stemwood volume growth, and stand structure in a mixed-species, multi-aged northern conifer forest. Ph. D. Dissertation. 147 p.

Barker, A.A. 1998. Influences of age and canopy position on the growth efficiency of eastern white pine (Pinus strobus L.) M. S. Thesis. 89 p.

McConville, D.J. 1998. Overstory canopy influences on height development of red spruce and balsam fir saplings. M.S. Thesis. 59 p.

Leathers, M. A. 1996. Site index curves and growth efficiency of sugar maple (Acer saccharum Marsh.) by habitat type in western Maine. M. S. Thesis. 75 p.

Wilson, D. S. 1996. Theory and application of conifer growth dynamics based on plant allometry. M. S. Thesis. 115 p.

Gilmore, D.W. 1995. Crown structure, stem form development, and foliage-sapwood area relationships for balsam fir in central Maine. Ph.D. Dissert. 137 p.

Moehs, M. 1995. Age structure, disturbance, and development of old-growth spruce-fir stands in northern Maine. M. S. Thesis.

Steinman, J. R. 1992. A comprehensive evaluation of spruce-fir growth and yield in Maine as related to physical and chemical soil properties. Ph. D. Dissert. 124 p.

Gilmore, D. W. 1992. Soil-site relationships for European larch (Larix decidua Miller) in Maine. M. S. Thesis. 143 p. (co-chair with Russell Briggs)

Fajvan, M. A. 1991. Stand dynamics of mixed-species conifer forests in Maine. Ph. D. Dissert., 148 p.

Meng, X. 1991. Influence of soil drainage on tree growth, biomass production, and development of herbicide-released young spruce-fir stands in north central Maine. Ph. D. Dissert. 133 p.

This page was modified January 09, 2007

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