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School of Renewable Natural Resources

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THOMAS DEAN

Professor  Quantitative Silviculture

 

School of Renewable Natural Resources

Room 315, RNR Bldg.

Louisiana State University

Baton Rouge, LA 70803
Phone:(225) 578-4216

 

email: fwdean@lsu.edu

 

Personal Webpage

EDUCATION
 

B.S.- Forestry, Oklahoma State University

M.S.- Forest Ecophysiology, University of Missouri-Columbia

Ph.D. - Forest Ecology, Utah State University

 

RESEARCH INTERESTS

  • Canopy dynamics, biomechanics of tree stems, and stand structure

  • Impact of nutrient and water availability on stand growth, growth efficiency, and crown morphology

  • Application of remote sensing and GIS technology for measuring stand structure

 

RESEARCH IN PROGRESS

  • Long-term effects of industrial harvest operations and site preparation on forest productivity

  • Remote measurements of trees and forests using light detection and ranging (LIDAR)

  • Development of an interactive database for site preparation for pine regeneration

COURSES TAUGHT
 

RNR 3002 -- Silviculture

RNR 3037 -- Field Studies in Silviculture

RNR 3040 -- Silvicultural Prescriptions; team taught with Dr. S. Joseph Chang

RNR 4102 -- Quantitative Silviculture

SELECTED PUBLICATIONS

Roberts, S.D., T.J. Dean, and D.L. Evans, J.W.McCombs, R.L.Harrington, and P.A.Glass. 2005. Estimating individual tree leaf area in loblolly pine plantations using LiDAR-derived measurement of height and crown dimensions. Forest Ecology and Management 213: 54-70.

Jerez, M., T.J.Dean, Q.V.Cao, and S.D.Roberts. 2005. Describing leaf area distribution in loblolly pine plantations with the Jhnson's SB function. Forest Science 51: 93-101.

Long, J.N., T.J. Dean, and S.D. Roberts. Linkages between silviculture and ecology: examination of several important conceptual models. Forest Ecology and Management in press.

Sword, M.A., J.C. Goelz, J.L. Chambers, Z., Tang, T.J. Dean, J.D. Haywood, and D.J. Leduc. 2004. Long-term trends in loblolly pine productivity and stand characteristics in response to thinning and fertilization in the western Gulf region. Forest Ecology and Management 192:71-96.

Jerez, M., T.J. Dean, S.D. Roberts, and D.L. Evans. 2004. Patterns of branch permeability with crown depth among loblolly pine families differing in growth rate and crown size. Trees- Structure and Function 18: 145-150.

Dean, T.J. 2004. Basal area increment and growth efficiency as functions of canopy dynamics and stem geometry. Forest Science 50: 106-116.

Roberts, S.D., T.J. Dean, and D.L. Evans. 2003. Family influences on leaf area estimates derived from crown and tree dimensions in Pinus taeda.Forest Ecology and Management 172: 261-27

Dean, T.J. and Q.V. Cao. 2003. Inherent correlations between stand variables calculated from tree measurements. Forest Science 49:279-284.

Lockhart, B.R., B. Keeland, J. McCoy, and T.J. Dean. 2003. Comparing regeneration techniques for afforesting previously farmed bottomland hardwood sites in the Lower Mississippi alluvial valley, USA. Forestry76: 169-180.

Carter, M. C., Dean, T. J., Zhou, M., Messina, M. G., Wang, Z. 2002. Short-term changes in soil C, N, and biota following harvesting and regeneration of loblolly pine (Pinus taeda L.). Forest Ecology and Management. 164(1-3): 67-88.

Dean, T.J. and S.J. Chang. 2002. Using simple marginal analysis and density management diagrams for prescribing density management. Southern Journal of Applied Forestry 26: 85-92.

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

Dean, T.J. 2001. Potential effect of stand structure on belowground allocation. Forest Science 47: 69-76.

Cao, Q.V., T.J. Dean, and V.C. Baldwin, Jr. 2000. Modelling the size--density relationship in direct-seeded slash pine stands. Forest Science 46: 317-321.

Dean, T.J. and V.C. Baldwin, Jr. 1996. The relationship between Reineke's stand-density index and physical stem mechanics. Forest Ecology and Management 81: 25-34.

Dean, T.J. and V.C. Baldwin, Jr. 1996. Growth-growing stock relations in loblolly pine as a function of canopy dynamics. Forest Ecology and Management. Forest Ecology and Management 82: 49-58.

Johnson, J. D., D. P. Byres, and T. J. Dean. 1995. Diurnal water relations and gas exchange of two slash pine (Pinus elliottii Engelm.) families exposed to chronic ozone levels and acidic rain. New Phytologist 131: 381-392.

Dean, T.J. and V.C. Baldwin, Jr. 1993. (Document link: )Using a density-management diagram to develop thinning schedules for loblolly pine plantations. USDA Forest Service Southern Forest Research Station Research Paper SO-275. 7 p.

Dean, T.J. and J.N. Long. 1992. Influence of canopy structure on size-density relations in even-aged lodgepole pine stands. Forest Ecology and Management 49:109-117.

Byers, D.P., T.J. Dean, and J.D. Johnson. 1992. Long-term effects of simulated acidic precipitation and ozone on the foliage dynamics of Pinus elliottii var. elliottii Engelm.. New Phytologist 120:61-67.

Dean, T.J. and E.J. Jokela. 1992. A density-management diagram for slash pine plantations in the Lower Coastal Plain. Southern Journal of Applied Forestry 16:178-185.

Dean, T.J. and J.D. Johnson. 1992. Growth response of young slash pine to simulated acid rain and ozone stress. Canadian Journal of Forest Research 22:839-848.

Byres, D.P. J.D. Johnson, and T.J. Dean. 1992. Seasonal response of slash pine (Pinus elliottii var. elliottii Engelm.) photosynthesis to long-term exposure to ozone and acidic precipitation. New Phytologist 122:91-96.

Flagler, R.B. S.E. Spruill, A.H. Chappelka, T.J. Dean, L.W. Kress, J.C. Reardon. Growth of three southern pine species as affected by acid rain  and ozone: a combined analysis. P. 207-224 in Transactions: the Response of Southern Commercial Species to Air Pollution, Flagler, R.B. (ed.). Air and Waste Management, Pittsburgh, PA.

Johnson, J. D., B.G. Lockaby, D. Byres, A. Chappelka, and T.J. Dean. 1992. Homoestatic growth and the response of slash and loblolly pine to ozone and acid rain. P. 273-286 in Transactions: the Response of Southern Commercial Species to Air Pollution, Flagler, R.B. (ed.). Air and Waste Management, Pittsburgh, PA.

Dean, T.J. and J.D. Johnson 1991. Proportional-plus-integral control of experimental ozone concentrations in a large open-top chamber. Atmospheric Environment 25A:1123-1126.

Eissenstat, D. M., Syvertsen, J. P., Dean, T. J., Yelenosky, G., and Johnson, J. D. 1991. Sensitivity of freeze resistance and growth in citrus and avocado to chronic ozone exposure. New Phytologist 118:139-146.

Dean, T. J. 1991. Effect of growth rate and wind sway on the relation between mechanical and water-flow properties in slash pine seedlings. Canadian Journal of Forest Research 21:1501-1506.

Dean, T.J., J.N. Long, and F.W. Smith. 1988. Bias in constant sapwood area -- leaf area ratios and its affect on growth analysis in lodgepole pine. Trees Structure and Function 2:104-107.

Long, J.N. and T.J. Dean. 1986. Sapwood area of Pinus contorta as a function of mean size and density. Oecologia 68:410-412.

Dean, T.J. and J.N. Long. 1986. Variation in sapwood area -- leaf area relations within two stands of lodgepole pine. Forest Science 32:749-758.

Dean, T.J. and J.N. Long. 1986. The validity of constant stress and elastic instability principles of stem formation in Pinus contorta and Trifolium pratense. Annals of Botany 58:833-840.

Dean, T.J. and J.N. Long. 1985. Response of self-thinning to artificially reduced levels of leaf area in monocultures of Trifolium pratense. Annals of Botany 55:361-366.

Caldwell, M.M., T.J. Dean, R.S. Nowak, R.S. Dzurec, and J.H. Richards. 1983. Bunchgrass architecture, light interception, and water-use efficiency: assessment by fiber optic point quadrats and gas-exchange.Oecologia 59:178-184.

Dean, T.J., S.G. Pallardy, and G.S. Cox. 1982. Photosynthetic responses of black walnut (Juglans nigra) to shading. Canadian Journal of Forest Research 12:725-730.