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Forest Products Laboratory
One Gifford Pinchot Drive
Madison, WI 53726-2398
Phone: (608) 231-9200
Fax: (608) 231-9592
Email

 

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Michael C. Wiemann
Michael C. Wiemann

Michael C. Wiemann

Wood Anatomy and Forest Mycology in a Changing Global Environment
Unit: FPL-4715
Botanist
One Gifford Pinchot Drive
Madison, WI
United States
53726-2398

Phone: 608-231-9258
mwiemann@fs.fed.us

Current Research

Ecological wood anatomy


Research Interest

  • Effects of climate and silviculture on wood anatomy and properties
  • Specific gravity/property relationships
  • Reduction of discoloration in temperate and tropical woods
  • Wood anatomy and identification


Past Research

Effects of silvicultural practices on hardwood quality


Education

  • Louisiana State University, Ph.D. Botany , 1990
  • State University of New York College of Environmental Science and Forestry, M.S. Wood Products Engineering , 1976
  • North Carolina State University, B.S. Wood Technology , 1968
  • Paul Smith's College, A.A.S. Forestry , 1966

Professional Experience

  • Wood Technologist and Botanist, USDA Forest Service 1999 - Current

Below are the 44 US Forest Service publications sorted by year. You may re-sort the list by: Title, Date Posted, Category, Publication or Year.

Publication Year: 2018
 
Title: Effect of site characteristics on juvenile wood transition in lodgepole pine in the inland northwest
Source: Wood and Fiber Science. 50(2): 180-192.
Author(s) Gorman, Thomas M.; Kretschmann, David E.; Green, David W.; Wiemann, Michael C.
Year: 2018   view abstract, download publication »
Publication Year: 2017
 
Title: A critical analysis of methods for rapid and nondestructive determination of wood density in standing trees
Source: Annals of Forest Science. 74(2): 1-13.
Author(s) Gao, Shan; Wang, Xiping; Wiemann, Michael C.; Brashaw, Brian K.; Ross, Robert J.; Wang, Lihai
Year: 2017   view abstract, download publication »
Title: Identification of selected CITES-protected Araucariaceae using DART TOFMS
Source: IAWA Journal. 38(2): 266-281.
Author(s) Evans, Philip D.; Mundo, Ignacio A.; Wiemann, Michael C.; Chavarria, Gabriela D.; McClure, Pamela J.; Voin, Doina; Espinoza, Edgard O.
Year: 2017   view abstract, download publication »
Title: Nitrogen-fixing symbiosis inferred from stable isotope analysis of fossil tree rings from the Oligocene of Ethiopia
Source: Geology. 45(8): 687-689.
Author(s) Gulbranson, Erik L.; Jacobs, Bonnie F.; Hockaday, William C.; Wiemann, Michael C.; Michel, Lauren A.; Richards, Kaylee; Kappelman, John W.
Year: 2017   view abstract, download publication »
Title: Species verification of Dalbergia nigra and Dalbergia spruceana samples in the wood collection of the Forest Products Laboratory
Source: Research Paper FPL–RP–690. Madison, WI: U.S. Department of Agriculture, Forest Service, Forest Products Laboratory. 10 p.
Author(s) Wiemann, Michael C.; Espinoza, Edgard O.
Year: 2017   view abstract, download publication »
Publication Year: 2015
 
Title: Forensic Analysis of Cites-Protected Dalbergia Timber from the Americas
Source: IAWA Journal, Volume 36, Number 3, 2015; pp. 311-325.
Author(s) Espinoza, Edgard O.; Wiemann, Michael C.; Barajas-Morales, Josefina; Chavarria, Gabriela D.; McClure, Pamela J.
Year: 2015   view abstract, download publication »
Publication Year: 2014
 
Title: Drying Temperature to Reduce Oxidative Discoloration in Soft Maple
Source: USDA Forest Service, Forest Products Laboratory, Research Paper, FPL-RP-678, 2014; 9 p.
Author(s) Wiemann, Michael C.; Knaebe, Mark; Bowe, Scott
Year: 2014   view abstract, download publication »
Title: Wood Specific Gravity Variation with Height and Its Implications for Biomass Estimation
Source: USDA Forest Service, Forest Products Laboratory, Research Paper, FPL-RP-677, 2014; 12 p.
Author(s) Wiemann, Michael C.; Williamson, G. Bruce
Year: 2014   view abstract, download publication »
Publication Year: 2013
 
Title: Biomass Determination Using Wood Specific Gravity from Increment Cores
Source: USDA Forest Service, Forest Products Laboratory, General Technical Report, FPL-GTR-225, 2013: 9 p.
Author(s) Wiemann, Michael C.; Williamson, G. Bruce
Year: 2013   view abstract, download publication »
Publication Year: 2012
 
Title: Anomalous dark growth rings in black cherry
Source: Northern Journal of Applied Forestry. 29(3): 150-154.
Author(s) Long, Robert P.; Trimpey, David W.; Wiemann, Michael C.; Stout, Susan L.
Year: 2012   view abstract, download publication »
Title: Density and Specific Gravity Metrics in Biomass Research
Source: USDA Forest Service, Forest Products Laboratory, General Technical Report, FPL-GTR-208, March 2012
Author(s) Wiemann, Micheal C.; Williamson, G. Bruce
Year: 2012   view abstract, download publication »
Title: Radial wood Allocation in Schizolobium Parahyba
Source: American Journal of Botany Volume 99, Number 6,:1010-1019. 2012.
Author(s) Williamson, G. Bruce; Wiemann, Michael C.; Geaghan, James P.
Year: 2012   view abstract, download publication »
Title: Separation of Dalbergia stevensonii from Dalbergia tucurensis
Source: USDA Forest Service, Forest Products Laboratory, Research Paper, FPL-RP-665, 2012: 9 p.
Author(s) Wiemann, Micheal C.; Ruffinatto, Flavio
Year: 2012   view abstract, download publication »
Title: Testing a Novel Method to Approximate Wood Specific Gravity of Trees
Source: Forest Science, 2012; pubiished online February 16, 2012.
Author(s) Wiemann, Michael C.; Williamson, G. Bruce
Year: 2012   view abstract, download publication »
Title: Testing a Novel Method to Approximate Wood Specific Gravity of Trees
Source: Forest Science, Volume 58, Number 6, 16 December 2012 , pp. 577-591.
Author(s) Wiemann, Michael C; Williamson, G. Bruce
Year: 2012   view abstract, download publication »
Title: Wood Utilization Options for Urban Trees Infested by Invasive Species
Source: University of Minnesota, 2012: 96 p.
Author(s) Brashaw, Brian K.; Ross, Robert J.; Wang, Xiping; Wiemann, Michael C.
Year: 2012   view abstract, download publication »
Publication Year: 2011
 
Title: Age versus size determination of radial variation in wood specific gravity: lessons from eccentrics
Source: Trees (2011) 25:585-591; 2011
Author(s) Williamson, G. Bruce; Wiemann, Michael C.
Year: 2011   view abstract, download publication »
Title: Concerns about a Variance Approach to X-ray Diffractometric Estimation of Microfibril Angle in Wood
Source: Wood and Fiber Science, Volume 43, Number 2, 2011, pp. 153-168; 2011
Author(s) Verrill, Steve P.; Kretschmann, David E.; Herian, Victoria L.; Wiemann, Michael C.; Alden, Harry A.
Year: 2011   view abstract, download publication »
Title: Optimum Drying Temperature to Prevent Oxidative Stain in Soft Maple
Source: USDA Forest Service, Forest Products Laboratory, Research Paper, FPL-RP-661, 2011
Author(s) Michael C. Wiemann; Mark Knaebe; Scott A. Bowe
Year: 2011   view abstract, download publication »
Publication Year: 2010
 
Title: .Wood Handbook, Wood as an Engineering Material (All Chapters)
Source: Forest Products Laboratory. Wood handbook - Wood as an engineering material. General Technical Report FPL-GTR-190. Madison, WI: U.S. Department of Agriculture, Forest Service, Forest Products Laboratory: 508 p. 2010
Author(s) Bergman, Richard; Cai, Zhiyong; Carll, Charlie G.; Clausen, Carol A.; Dietenberger, Mark A.; Falk, Robert H.; Frihart, Charles R.; Glass, Samuel V.; Hunt, Christopher G.; Ibach, Rebecca E.; Kretschmann, David E.; Rammer, Douglas R.; Ross, Robert J.; Star
Year: 2010   view abstract, download publication »
Title: Age-Dependent Radial Increases in Wood Specific Gravity of Tropical Pioneers in Costa Rica
Source: BIOTROPICA 42 (5):590-597; 2010
Author(s) Williamson, G. Bruce; Wiemann, Michael C.
Year: 2010   view abstract, download publication »
Title: Concerns about a Variance Approach to the X-ray Diffractometric Estimation of Microfibril Angle in Wood
Source: USDA Forest Service, Forest Products Laboratory, Research Paper FPL-RP-658, 2010
Author(s) Verrill; Steve P.; Kretschmann; David E.; Herian; Victoria L.; Wiemann; Michael; Alden; Harry A.
Year: 2010   view abstract, download publication »
Title: Measuring Wood Specific Gravity - Correctly
Source: American Journal of Botany 97(3): 519-524. 2010
Author(s) Williamson, G. Bruce; Wiemann, Michael C.
Year: 2010   view abstract, download publication »
Title: Wood Handbook, Chapter 02: Characteristics and Availability of Commercially Important Woods
Source: General Technical Report FPL-GTR-190. Madison, WI: U.S. Department of Agriculture, Forest Service, Forest Products Laboratory: 2-1 - 2-45. Chapter 2.
Author(s) Wiemann, Michael C.
Year: 2010   view abstract, download publication »
Publication Year: 2009
 
Title: A climatic and taxonomic comparison between leaf litter and standing vegetation from a Florida swamp woodland
Source: American journal of botany. Vol. 96, no. 6 (2009): pages 1108-1115.
Author(s) Dilcher, David L.; Kowalski, Elizabeth A.; Wiemann, Michael C.; Hinojosa, Luis Felipe; Lott, Terry A.
Year: 2009   view abstract, download publication »
Title: Exploring Methods for Prevention of Oxidative Stain in Soft Maple
Source: U.S. Forest Service, Forest Products Laboratory, FPL-RP-654, January 2009
Author(s) Michael C. Wiemann; Richard D. Bergman; Mark Knaebe; Scott A. Bowe
Year: 2009   view abstract, download publication »
Publication Year: 2008
 
Title: Factors Affecting Oxidative Stain in Soft Maple (Acer rubrum L.)
Source: FPL-RN-0311, October 2008
Author(s) Michael C Wiemann; Mark Knaebe
Year: 2008   view abstract, download publication »
Title: Long-term effects of elevated carbon dioxide on sour orange tree specific gravity and anatomy
Source: Research Paper FPL-RP-648. Madison, WI: U.S. Department of Agriculture, Forest Service, Forest Products Laboratory. 5 pages
Author(s) Wiemann, Michael C.; Kretschmann, David; Rudie, Alan; Kimball, Bruce A.; Idso, Sherwood B.
Year: 2008   view abstract, download publication »
Publication Year: 2007
 
Title: Estimating Janka Hardness from Specific Gravity for Tropical and Temperate Species
Source: USDA Forest Service, Forest Products Laboratory, Research Paper, FPL-RP-643, 2007
Author(s) Michael C. Wiemann; David W. Green
Year: 2007   view abstract, download publication »
Title: Long-term effects of elevated carbon dioxide concentration on sour orange wood specific gravity, modulus of elasticity, and microfibril angle
Source: Research Note FPL-RN-0307. Madison, WI: U.S. Department of Agriculture, Forest Service, Forest Products Laboratory. 9 pages.
Author(s) Kretschmann, David; Evans, James; Wiemann, Mike, Rudie, Alan; Kimball, Bruce A.; Idso, Sherwood B.
Year: 2007   view abstract, download publication »
Title: Reduction of Oxidative Stain in Ocho (Hura crepitans L.) = Reduccin de la Mancha de Oxidacin en Ocho (Hura crepitans L.)
Source: Research Note FPL-RN-0306. Madison, WI: U.S. Department of Agriculture, Forest Service, Forest Products Laboratory. 23 pages.
Author(s) Wiemann, Michael C.; Knaebe, Mark
Year: 2007   view abstract, download publication »
Title: Wood
Source: In: Kirk-Othmer Encyclopedia of Chemical Technology. New York : John Wiley & Sons, c2007. p. 1-59 (Online posting July 13, 2007.) DOI: 10.1002/0471238961.2315150404211802.a01.pub2; 2007
Author(s) Kretschmann, Winandy, clausen, Wiemann, Bergmann, Rowell, Zerbe, Beecher, White, McKeever, Howard
Year: 2007   view abstract, download publication »
Title: Wood anatomy of Pleodendron costaricense (Canellaceae) from Southern Pacific, Costa Rica
Source: BRENESIA 68: 25-28,2007
Author(s) Roquel, Roger Moya; Salazar, Manuel Morales; Wiemann, Michael C.; Alvarez, Luis Poveda
Year: 2007   view abstract, download publication »
Title: Woods from the Miocene Bakate Formation, Ethiopia : anatomical characteristics, estimates of original specific gravity and ecological inferences
Source: Review of palaeobotany and palynology. Vol. 146 (2007): Pages 193-207.
Author(s) Wheeler, E.A.; Wiemann, M.C.; Fleagle, J.G.
Year: 2007   view abstract, download publication »
Publication Year: 2006
 
Title: Eocene woods of central Oregon
Source: PaleoBios 26(3):1-6, December 22, 2006
Author(s) Wheeler, Elisabeth A.; Manchester, Steven R.; Wiemann, Michael
Year: 2006   view abstract, download publication »
Title: Lumber processing in selected sawmills in Durango and Oaxaca, Mexico
Source: General Technical Report FPL-GTR-167. Madison, WI: U.S. Department of Agriculture, Forest Service, Forest Products Laboratory. 14 pages
Author(s) Hernandez, Roland; Wiemann, Michael C.
Year: 2006   view abstract, download publication »
Title: Separation of Dalbergia nigra from Dalbergia spruceana
Source: Research Paper FPL-RP-632. Madison, WI: U.S. Department of Agriculture, Forest Service, Forest Products Laboratory. 5 pages
Author(s) Miller, Regis B.; Wiemann, Michael C.
Year: 2006   view abstract, download publication »
Publication Year: 2005
 
Title: Characterization of Juvenile Wood in Western Softwood Species
Source: FPL RIP-4701-001
Author(s) Dr. David W. Green; Dr. Michael Wiemann; Dr. Thomas M. Gorman
Year: 2005   view abstract, download publication »
Title: Effects of Climate on Wood Physiognomy and Properties
Source: FPL RIP-4701-002
Author(s) Wiemann, M.
Year: 2005   view abstract, download publication »
Title: Oligocene terrestrial strata of northwestern Ethiopia : a preliminary report on paleoenvironments and paleontology
Source: Palaeontologia electronica [electronic resource]. Vol. 8, no. 1 (2005): 19 p.
Author(s) Jacobs, Bonnie F.; Tabor, Neil; Feseha, Mulugeta; Pan, Aaron; Kappelman, John; Rasmussen, Tab; Sanders, William; Wiemann, Michael; Crabaugh, Jeff; Garcia Massini, Juan Leandro
Year: 2005   view abstract, download publication »
Publication Year: 2004
 
Title: Effects of uneven-aged and diameter-limit management on West Virginia tree and wood quality
Source: Res. Pap. FPL-RP-621. Madison, WI: U.S. Department of Agriculture, Forest Service, Forest Products Laboratory. 16 pages.
Author(s) Wiemann, Michael C.; Schuler, Thomas M.; Baumgras, John E.
Year: 2004   view abstract, download publication »
Title: Infrared and colorimetric characterization of discolored kiln-dried hard maple lumber
Source: Forest Prod. J. 54(1):53-57.
Author(s) Dawson-Andoh, Wiemann, Matuana, Baumgras
Year: 2004   view abstract, download publication »
Title: Pleistocene Plant Fossils in and near La Selva Biological Station, CostaRica
Source: BIOTROPICA 35(3):434-441, 2003
Author(s) Horn, Sanford, Dilcher, Lott, Renne, Wiemann, Cozadd, Vargas
Year: 2004   view abstract, download publication »
Publication Year: 2003
 
Title: Pleistocene plant fossils in and near La Selva Biological Station, Costa Rica
Source: Biotropica. Vol. 35, no. 3 (2003): Pages 434-441
Author(s) Horn, Sally P.; Sanford, Robert L.; Dilcher, David; Lott, Terry A.; Renne, Paul R.; Wiemann, Michael C.; Cozadd, Duane; Vargas, Orlando
Year: 2003   view abstract, download publication »
 
Publication Year: 2015
This fossil forest in Ethiopia once had a very different climate. John Kappelman, University of Texas
Highlight ID: 621
Fossil Forests of Ethiopia Suggest Region's late Oligocene Climate was Wetter Than Today

Don't believe in climate change? Check out the woods from this Oligocene forest in Ethiopia. ...

 
Publication Year: 2010

Highlight ID: 170
Centennial Edition, Wood Handbook—Wood as an Engineering Material

The Wood Handbook—Wood as an Engineering Material serves as a primary reference document for a wide variety of users-from the general public through architects and design engineers who use wood in highly engineered structures. ...

TitleDate Posted
Fossil tree in Ethiopia.History's Mysteries:

Last week, Forest Products Laboratory (FPL) botanist Mike Wiemann wowed the crowd at Science Friday (an informal monthly gathering of FPL folk) with stories of identifying ancient trees that had literally turned to stone...

06-08-2015

web_core_samplesWood Specific Gravity:

The specific gravity (SG) of wood is a measure of the amount of structural material a tree species allocates to support and strength. Wood SG has traditionally been a forester’s index of wood properties. In recent years, however, wood SG has been increasingly measured by ecologists exploring the f...

11-21-2014

WiemannCharacteristics and Availability of Commercially Important Woods

"Throughout history, the unique characteristics and abundance of wood have made it a natural material for homes and other structures, furniture, tools, vehicles, and decorative objects. Today, for the same reasons, wood is prized for a multitude of uses."

06-25-2014