Home :: Faculty & Staff :: Wagner:: Publications
Robert G. Wagner
Professor
School of Forest Resources
Recent Journal Publications:
Miller, K.M., R.G. Wagner, and S.A. Woods. 2008. Arboreal arthropod associations with epiphytes following gap harvesting in the Acadian forest of Maine. The Bryologist 111(1): ??-??.
Miller, K.M., R.G. Wagner, and S.A. Woods. 2007. Effect of gap harvesting on epiphytes and bark-dwelling arthropods in the Acadian forest of central Maine. Canadian Journal of Forest Research 37: 2175-2187.
Wagner, R.G., and A.P. Robinson. 2006. Critical period of interspecific competition for four northern conifers: Ten-year growth and associated vegetation dynamics. Canadian Journal of Forest Research 36: 2474-2485.
Little, K.M., I. Willoughby, R.G. Wagner, P. Adams, H. Frochot, J. Gava, S. Gous, R.A. Lautenschlager, G. Örlander, K.V. Sankaran and R.P. Wei. 2006. Towards reduced herbicide use in forest vegetation management. Southern African Forestry Journal 207: 63-80.
Etheridge, D.A., D.A. MacLean, R.G. Wagner, and J.S. Wilson. 2006. Effects of intensive forest management on stand and landscape characteristics in northern New Brunswick, Canada (1945–2027). Landscape Ecology 21: 509–524.
Wagner, R.G., K.M. Little, B. Richardson, and K. McNabb. 2006. The role of vegetation management for enhancing productivity of the world’s forests. Forestry 79(1): 57-79.
Etheridge, D.A., D.A. MacLean, R.G. Wagner, and J.S. Wilson. 2005. Changes in landscape composition and stand structure from 1945–2002 on an industrial forest in New Brunswick, Canada. Canadian Journal of Forest Research 35: 1965–1977.
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.
Wagner,
R.G., M. Newton, E.C. Cole, J.H. Miller, and B.D. Shiver. 2004. The role of
herbicides for enhancing forest productivity and conserving land for
biodiversity in North America. Wildlife Society Bulletin. 32(4):
1028-1041.
Pitt,
D., R.G. Wagner, and W.D. Towill. 2004. Ten
years of vegetation succession following ground-applied release treatments in
young black spruce plantations. Northern Journal of Applied Forestry. 21(3):
123-134.
Fraver,
S., R.G. Wagner, and M. Day. 2002. Dynamics
of down woody debris following gap harvesting in the Acadian forest of central
Maine, USA. Canadian Journal of Forest Research 32: 2094–2105.
Robinson,
D.E., R.G. Wagner, and C.J. Swanton. 2002. Effects
of nitrogen on the growth of jack pine competing with Canada blue-joint grass
and large-leaved aster. Forest Ecology & Management. 160:
233-242.
Noland,
T.L., G.H. Mohammed, and R.G. Wagner.
2001. Morphological
characteristics associated with tolerance to competition from herbaceous
vegetation for jack pine, black spruce, and white pine seedlings. New
Forests 21: 199-215.
Robinson,
D.E., R.G. Wagner, F.W. Bell, and C.J.
Swanton. 2001. Photosynthesis,
nitrogen-use efficiency, and water-use efficiency of jack pine seedlings in
competition with four boreal forest plant species. Canadian Journal of Forest Research 31: 2014-2025.
Shropshire, C., R.G. Wagner, F.W. Bell, and C.J. Swanton. 2001. Light
attenuation by early successional plant species of the boreal forest. Canadian
Journal of Forest Research 31: 812–823.
Wagner,
R.G. 2000. Competition and critical-period thresholds for
vegetation
management in young conifer stands. Forestry Chronicle 76(6): 961-968.
Bell,
F.W., M.T. Ter-Mikaelian, and R.G. Wagner. 2000. Relative
competitiveness of nine early-successional species of boreal forest plants
associated with seedlings of jack pine and black spruce. Canadian Journal of
Forest Research 30: 790-800.
Wagner,
R.G., G.H. Mohammed, and T.L. Noland. 1999. Critical
period of interspecific competition for northern conifers associated with
herbaceous vegetation. Canadian Journal of Forest Research 29:
890-897.
Ter-Mikaelian,
M.T., R.G. Wagner, F.W. Bell, and C. Shropshire. 1999. Comparison
of photosynthetically active radiation and cover estimation for measuring the
effects of interspecific competition on jack pine seedlings. Canadian
Journal of Forest Research 29: 883-889.Wagner,
R.G., and M.T. Ter-Mikaelian. 1999. Comparison of biomass
component equations for four species of northern coniferous tree seedlings. Annals
of Forest Science 56: 193-199. (abstract)Wagner,
R.G., J. Flynn, R. Gregory, C.K. Mertz, and P. Slovic. 1998. Acceptable
practices in Ontario’s forests: Differences between the public and forestry
professionals. New Forests, 16: 139-154. Wagner,
R.G., J. Flynn, R. Gregory, and P. Slovic. 1998. Public perception of
risks and acceptability for forest vegetation management alternatives. Forestry
Chronicle, 74(5): 720-727. (abstract) Wagner,
R.G., and S.R. Radosevich. 1998. Neighborhood approach for quantifying
interspecific competition in coastal Oregon forests. Ecological Applications 8(3):
779-794.Sullivan,
T.P., R.G. Wagner, D.G. Pitt, R.A. Lautenschlager, and D. Chen. 1998. Changes in diversity of plant and small mammal communities after herbicide application in
a sub-boreal spruce forest. Canadian Journal of Forest Research 28: 168-177.
Other Recent Publications:
Wagner,
R.G., E.H. Bowling, and R.S. Seymour. 2003. Assessing
silviculture
research priorities for Maine using a wood supply analysis. Maine Forest and
Agriculture Experiment Station, Technical Bulletin 186. 115 p.Wagner,
R.G. (Compiler). 2002. Eastern
CANUSA Forest Science Conference: Conference Proceedings. October 19-20,
2002, University of Maine, Orono, Maine. 122 p.
Daggett, R.H. and R.G. Wagner. 2002. Long-term effects of
herbicide and PCT treatments on the development of spruce-fir stands: Update on
the Austin Pond study. Cooperative Forestry Research Unit, University of Maine,
Orono. CFRU Research Note, CFRU RN 02-01. 4 p.
Randolph, K.C., R.S. Seymour, and R.G. Wagner. 2002. ThinME:
Development of commercial thinning guidelines for Maine spruce-fir forests.
Cooperative Forestry Research Unit, University of Maine, Orono. CFRU Research
Note, CFRU RR 02-01. 5 p.
Wagner,
R.G. 2001. Arsenal herbicide reduces height growth in red spruce and balsam
fir. Cooperative Forestry Research Unit, University of Maine, Orono. CFRU
Research Note, CFRU RN 01-02. 4 p.
Wagner,
R.G. and
S.J. Colombo (Editors). 2001. Regenerating
the Canadian forest: principles and practice for Ontario. Fitzhenry &
Whiteside, Markham, Ontario, Canada. 650 p. [Click here to order a copy]
Wagner,
R.G., and J.M. Hagan (Eds.). 2000. Forestry
and the Riparian Zone. Conference Proceedings. October 26, 2000. Wells
Conference Center, University of Maine Orono, Cooperative Forestry Research
Unit, University of Maine and Manomet Center for Conservation Sciences,
Brunswick, ME. 79 p.
Wagner,
R.G., R.S. Seymour, and D.B. Field. 2000. Scientific
Basis and Implications for the November 2000 Maine Referendum: An Act Regarding
Forest Practices. College of Natural Sciences, Forestry, and Agriculture
White Papers, University of Maine, Orono. Forestry in the Spotlight, Series 4:
Forestry 2000, May 2000. 4 p.
Wagner,
R.G., A.F. Egan, W.D. Ostrofsky, and R.S. Seymour (Eds.).
1999. Thinning
in the Maine Forest. Conference Proceedings. November 15-16, 1999. Augusta
Civic Center, Augusta, ME. Cooperative Forestry Research Unit and Office of
Professional Development, Coll. of Nat. Sci., For. and Agric., U. Maine, Orono,
ME. 116 p.
Selected Past Journal Publications:
Ter-Mikaelian,
M.T., R.G. Wagner, C. Shropshire, F.W. Bell, and C.J. Swanton.
1997. Using a mechanistic model to evaluate sampling designs for light transmission
through forest plant canopies. Canadian Journal of Forest Research 27: 117-126.
(abstract)
Korzukhin, M.D.,
M.T. Ter-Mikaelian, and R.G. Wagner. 1996. Process versus
empirical models: which approach for forest ecosystem management? Canadian Journal of
Forest Research 26: 879-887.
Harrington,
T.B., R.G. Wagner, S.R. Radosevich, and J.D. Walstad. 1995. Interspecific competition and herbicide injury influence 10-year responses of coastal
Douglas-fir and associated vegetation to release treatments. Forest Ecology &
Management 76: 55-67.
Wagner,
R.G. Toward integrated forest vegetation management. 1994. Journal of
Forestry 92(11): 26-30. Wagner,
R.G. 1993. Research directions to advance forest vegetation management
in North America. Canadian Journal of Forest Research 23: 2317-2327.
Wagner,
R.G. and J.C. Zasada. 1991. Integrating plant autecology and
silvicultural activities to prevent forest vegetation management problems. Forestry
Chronicle 67(5): 506-513.
Wagner,
R.G., and S.R. Radosevich. 1991. Neighborhood predictors of
interspecific competition in young Douglas-fir plantations. Canadian Journal of Forest
Research 21: 821-828.
Wagner,
R.G., and S.R. Radosevich. 1991. Interspecific competition and other
factors influencing the size of Douglas-fir saplings in the Oregon Coast Range. Canadian
Journal of Forest Research 21: 829-835.
Wagner,
R.G., T.D. Petersen, D.W. Ross, and S.R. Radosevich. 1989. Competition
thresholds for the survival and growth of ponderosa pine seedlings associated with woody
and herbaceous vegetation. New Forests 3: 151-170.
