This page describes research projects in the Quantitative Silviculture Laboratory in Forestry, The School of Natural Resources, University of Missouri-Columbia.

The Quantitative Silviculture Laboratory develops projects to improve silviculture and forest management. This is done through the development of quantitative tools, publications, short courses and college courses.

Courses

• Natural Resource Biometrics (NR 3110) Fall
• Forest Information System (FOR 4360) Fall
• Forest Stand Dynamics (FOR 4375) Winter, Odd years
• Ecological Modeling (FOR 8515) Winter, Even years
• Forest Measurements and Inventory (FOR 2542) Summer Field Camp Course
• Silviculture (FOR 2544) Summer Field Camp Course

Short Courses

• Forest Stand Dynamics Arranged Winters

Research Projects

• Glenn Seamon (PDF format thesis 8mb), 1995, Development of a silvicultural database management system.
• Mark Davison, 1995, The Sylvan Display Program. (Completed in the Computer Science department on a forestry topic).
• Monte Metzeger. 1997. Evaluation of reproduction under variable overstory density.
• Laura Herbeck (PDF Format 700kb), 1998, Ecological interactions of plethodontid salamanders and vegetation in Missouri Ozark Forests.
• Kenneth Colbert (PDF Format 500Kb), 1998, Height-diameter equations and mortality rates for thirteen Midwest bottomland hardwood species.
• Jenny Grabner, 2002, Development of a physiographic ecological classification system for the Current River basin of Missouri.
• Jim Lootens, Evaluation of the mortality and growth predictions from the Forest Vegetion Simulator.
• Neal Sullivan, 2001, Models of Oak masting a the tree, stand and landscape scales.
• Mevin Hooten, 2001, Modeling the distribution of ground flora on large spatial domains in the Missouri Ozarks.
• Chad Larson 2005, Modelling forest transition pathways for decision making in private forestry.
• Miaoer Lu, 2006, Simulating Cottonwood Tree Growth In Flood Plains Using The Lignum Modeling Method.
• Ian Scott, 2006, Sylview, A visualization system for Forest Management.
• Jason Green, Crown expansion and overstory recruitment in partical cut stands.
• Jacqueline Schneiderman, Topography, road and Deer mortality.
• Elizabeth Blizzard, Pine-Oak mixed stand Management.
• Hector Gonzalez R., Modeling wood quality and carbon in Gmelina and Caribbean Pine.
• Chaowalit Thamsonglar "Prite" Sylvan input program.

Post Doctorial Projects

• John Kabrick, 1997, Analysis of the Riparian Ecosystem and Management Project.
• Robert Chastain, 2005, Vegetation mapping of the Ozark Current River Riverway..
• Zhoufei Fan, 2007, Analysis of the Yellow Wood and Hosier National Forest With LANDIS. Cavity tree and course woody debris estimation.
• Maheshkumar Kolekar 2008, Restructure of Sylvan programs.

Other Research Projects

• Derek Martin, 1999, Determining land-use effects on the endangered Topeka shiner (Notropis topeka). (PDF 1.5 mb)
• Adam Saunders, Bark thickness equations, tree taper equations and tree mapping.
• Eric Yarnell, Pioneer Forest cutting history, and Missouri Ozark logging history.
• Eric McDavid, Sylvan debugging and testing.

Software

• Sylvan Stand Structure Model
• Sylvan Display Program
• Linne, a plant database search program
• The q calculator spreadsheet
• The Gingrich Diagram spreadsheet
• The Renieke Diagram spreadsheet

Web sites

• Silviculture
• Missouri Silviculture
• Historical vegetation change at Deer Run State Forest 1938-1998
• Historical forest harvest rates from the Missouri Ozarks 1890-1920

Selected Publications

2007

Lootens, J. R., D. R. Larsen, S. R. Shifley. 2007. Height-Diameter Equations for 12 Upland Species in the Missouri Ozark Highlands. Northern Journal of Applied Forestry 24(2) 149-152.

Bu, R., H. S. He, Y. Hu., Y. Chang, D. R. Larsen 2007. Using LANDIS model to evaluate forest harvesting and planting strategies under the warming climate in Northeastern China Forest Ecology and Management (In Press).

Chastain, R., M. Struckhoff, H. S. He, D. R. Larsen 2007. Mapping vegetatio communityes using statistical data fusion in the Ozark National Scenic Riverways, Missouri, USA Photogrametric Engineering and Remote Sensing (In Press).

Larsen, D. R. and I. R. Scott 2007. The Sylview graphical interface to the Sylvan Stand Structure Model with examples from southern bottomland hardwood forests In the proceeding of the 14th Biennial Southern Silviculture Research Conference, February 27-28, 2007, University of Georgia, Athens Georgia, USDA Forest Service , Southern Research Station, GTR-XX

Larsen, D. R. and I. R. Scott. 2007. Developments to the Sylvan stand structure model to describe wood quality changes in southern bottomland hardwood forests because of forest management, Forest Growth and Timber Quality, 7-10 August 2007 in Portland, Oregon, USA

Larsen, D. R. 2007. Use of very high resolution digital oblique photography in the development of 3-dimensional models for tree measurements: Application to mapped forest plots. In Proceedings of the 21st Biennial Workshoop on Aerial Photogrpahy, Videography, and High resolution Digital Imagery for resource Assessment, May 15-17, 2007, Terre Haute, Indiana.

2006

Oswalt, C. M., W. K. Clatterbuck, D. R. Larsen. 2006. Technique for predicting clear wood production in hardwood stems: A model for evaluating hardwood plantation development and management. Annual FIA Symposium. USFA Forest Service GTR XX

Ko, D. W, H. S. He, D. Larsen. 2006. Simulating forest land ownership gragmentation in the Missouri Ozarks, USA. Landscape Ecology. 21:671-686.

Larsen, D. R. 2006. Development of a photographic method of measuring tree taper outside bark. In the proceedings of the 13th Biennial Southern Silviculture Research Conference. General Technical Report SRS-92 Ashville, NC; US Department of Agriculture, Forest Service, Southern Research Station, p. 347-350.

Larsen, D. R. 2006. Use of very high resolution digital oblique photography in the development of 3-dimensional models for tree measurements: Examples from ground based and aerial based platforms. Proceedings of the 20th Biennial Workshop on Color Photography, Videography and Airborne Imaging for Resource Assessment. American Society of Photogrammetry and Remote Sensing (published by ASPRS on CD).

2005

Treiman T., J. Dwyer, D. Larsen. 2005. Long-term economic simulation: Even-aged and uneven-aged examples from the Missouri Ozark Forest Ecosystem Project (MOFEP). Northern Journal of Applied Forestry. 22(1):42-47.

Fan, Z., S. R. Shifley, M. A. Spetich, F. R. Thompson, D. R. Larsen. 2005. Abundance and size distribution of Cavity trees in second-growth and Old-growth Central Hardwood Forests. Northern Journal of Applied Forestry 22(3):162-169.

2004

Xu, C., H. S. He, Y. Hu, Y. Chang, D. R. Larsen, X. Li, and R. Bu. 2004. Assessing the effects of cell-level uncertainity on forest landscape model simulations in northeastern China. Landsacpe Ecology 180(1):57-72.

Fan, Z., S. S. Lee, S. R. Shifley, F. R. Thompson and D. R. Larsen. 2004. Simulating the effects of landscape size and age structure on cavity tree density using resampling technique. Forest Science 50(5):

Fan, Z., S. R. Shifley, M. A. Spetich, F. R. Thompson and D. R. Larsen. 2004. Abundance and size distribution of cavity trees in second-growth and old-growth Central Hardwood Forests.. Northern Journal of Applied Forestry 21(4):

Fan, Z., F. R. Thompson, S. R. Shifley, M. A. Spetich, and D. R. Larsen. 2004. Change in cavity tree and snag density under varying rotation ages and proportions of old growth forest. Journal of Forestry (in Press)

Larsen, D. R. and P. L. Speckman 2004. Multivariate regression trees for analysis of abundance data. Biometrics 60:543-549

Fan, Z., S. R. Shifley, F. R. Thompson and D. R. Larsen. 2004. Simulated cavity tree dynamics under alternative timber havest regimes. Forest Ecology and Management 193 (2004) 399-412.

Peck J. E., J. Grabner, D. Ladd, D. R. Larsen.. 2004. Microbabitat affinities of Missouri Ozarks lichens. Bryologist. 107(1):47-61.

2003

Hooten, M. B., D. R. Larsen and C. K. Wikle. 2003. Predicting the spatial distribution of ground flora on large domains using a hierarchical Bayesian model. Landscape Ecology 18:487-502.

Fan, Z., D. R. Larsen, S. R. Shifley and F. R. Thompson. 2003. Estimating cavity tree abundance by stand age and basal area, Missouri, USA. Forest Ecology and Management 179(2003):231-242.

Fan, Z., S. R. Shifley, M. A. Spetich, F. R. Thompson, D. R. Larsen. 2003. Distribution of cavity trees in Midwestern Old-Growth Forests. Canadian Journal of Forest Research 33(8):1481-1494.

2002

Colbert, K. C., D. R. Larsen, and J. R. Lootens. 2002. Height-diameter equations for thirteen Midwestern bottomland hardwood species. Northern Journal of Applied Forestry. 19(4):171-176.

Larsen, D. R. 2002. Spreadsheet stocking diagrams for Central Hardwoods. Northern Journal of Applied Forestry. 19(2):93-94.

Moser, W. K., S. M. Jackson, V. Podrazsky, and D. R. Larsen. 2002. Examination of stand structure on quail plantations in the Red Hills region of Georgia and Florida managed by the Stoddard-Neal system: an example for forest managers. Forestry 75(4):443-449.

He, H. S., D. R. Larsen, and D. J. Mladenoff. 2002. Exploring component based approaches in forest landscape modeling. Environmental Modeling and Software. 17(6):519-529.

He, H. S., Z. Hao, D. R. Larsen, L. Dai, and Y. M Hu. 2002. A Case study of landscape scale forest sucession in Northern China. Ecological Modelling 156(2-3):153-166.

2001

F. de Liocourt De l'amenagement des sapini'eres. Bulletin trimestriel, Société forestière de Franche-Comtè et Belfort, juillet 1898, pp. 396-409

English translation Nygren, M., P. Nygren and D. R. Larsen. 2001. On the amelioration of fir forests. (Revised: February 27, 2002 )

2000

Shifley, S. R., F. R. Thompson III, D. R. Larsen, and W. D. Dijak 2000. Modeling forest landscapes change in the Missouri Ozarks under alternative management practices Computers and Electronics in Agriculture 27(2000):7-24.

Guyette, R. and D. Larsen. 2000. A history of anthropogenic and natural disturbances in the area of the Missouri Ozark Forest Ecosystem Project. In: Missouri Ozark Forest Ecosystem Project: site history, soils, landforms, woody and herbaceous vegetation, down wood and inventory methods for the landscape experiment. S. Shifley and B. Brookshire eds. USDA Forest Service, North Central Research Station. General Technical Report. NC-208 p 19-40.

Shifley, S. R., L. M. Roovers, R. G. Jensen and D. R. Larsen. 2000. Composition and structure of woody forest vegetation in the Missouri Ozark Forest Ecosystem Project. In: Missouri Ozark Forest Ecosystem Project: site history, soils, landforms, woody and herbaceous vegetation, down wood and inventory methods for the landscape experiment. S. Shifley and B. Brookshire eds. USDA Forest Service, North Central Research Station. General Technical Report. NC-208. p 71-106.

Shifley, S. R., F. R. Thompson III, D. R. Larsen, D. J. Mladenoff and E. J. Gustafson. 2000. Utilizing inventory to calibrate a landscape simulation model. In: Integrating tools for natural resource inventories in the 21st century, proceedings of IUFRO conference. M. Hansen and T. Burk eds. USDA Forest Service, North Central Research Station. General Technical Report NC-212. p 549-561.

1999

Young, F. L., R. D. Hammer, D. R. Larsen. 1999. Frequency and distribution of soil properties on a loess-mantled Missouri watershed. Soil Science Society of America Journal 63(1):178-185.

Larsen, D. R. 1999. Girard form class trends from the Missouri Ozark Forest Ecosystem Project. Missouri Department of Conservation. Jefferson City, Missouri. Management Report 4. 4 p.

Larsen, D. R., E. F. Loewenstein and P. S. Johnson. 1999. Sustaining recruitment of oak reproduction in uneven-aged stands in the Ozark Highlands. General Technical Report NC-203, USDA Forest Service, North Central Research Station, St. Paul, MN 11 p.

Herbeck, L. A. and D. R. Larsen. 1999. Plethodontid salamander response to silvicultural practices in Missouri Ozark forests Conservation Biology 13(3):623-632.

1998

Larsen, D. R. and P. S. Johnson. 1998. Linking the ecology of natural oak regeneration to silviculture. Forest Ecology and Management. 106(1998):1-7.

Larsen, D. R. and L. C. Bliss. 1998. An analysis of structure of tree seedling populations on a Lahar. Landscape Ecology 13:307-322.

1997

Larsen, D. R., M. A. Metzger and P. S. Johnson. 1997. Oak regeneration and overstory density in the Missouri Ozarks. Canadian Journal of Forest Research. 27:869-875.

Larsen, D. R., S. R. Shifley, F. R. Thompson III, B. L. Brookshire, D. C. Dey and E. Kurzejeski, and K. England. 1997. Ten Guidelines for ecosystem researchers: Lessons from Missouri. Journal of Forestry 95(4):4-9.

Dwyer, J. P., D. Wallace and D. R. Larsen. 1997. Implications of woody river corridors in levee protection along the Missouri River. Journal of the American Water Resources Association 33(2) 481:489.

Larsen, D. R. and R. Cecich. 1997. Model of white oak flower survival and maturation. In: 11th Central Hardwoods Conference. (S. Pallardy, R. Cecich and P. S. Johnson eds.) USDA Forest Service GTR NC-188, pp. 262-268.

Shifley, S. R., B. L. Brookshire, D. R. Larsen and L. A. Herbeck. 1997. Snags and down wood in Missouri old-growth and mature second-growth forests. Northern Journal of Applied Forestry 14(4):165-172.