Southern
Research Station

Education

M.S. in Biometrics, 1983

S.U.N.Y. College of Environmental Sciences and Forestry and Syracuse University

B.S. in Environmental Science, 1981

Unity College

A.A.S. in Forest and Park Resources, 1979

Unity College

Professional Experience

Information Technology Specialist (Computer Specialist), USDA Forest Service

1987—Current

Research Associate, University of Arkansas at Monticello

1985—1987

Featured Publications and Products

• Leduc, Daniel J.; Haywood, James D.; Sung, Shi-Jean Susana. 2011. Comparing Planting Tools for Container Longleaf Pine.
• Leduc, Daniel J. 2006. PINEVOL: a user's guide to a volume calculator for southern pines.
• Leduc, Daniel J.; Matney, Thomas G.; Belli, Keith L.; Baldwin, V. Clark, Jr. 2001. Predicting Diameter Distributions of Longleaf Pine Plantations: A Comparison Between Artificial Neural Networks and Other Accepted Methodologies.
• Baldwin, V. Clark, Jr..; Leduc, Daniel J.; Ferguson, Robert B.; Baker, James B.; Busby, Rodney L. 1998. The Not-So-Sudden Results of the Sudden Saw Log Study - Growth and Yield Through Age 45.
• Leduc, Daniel; Goelz, Jeffery. 2009. A Height–Diameter Curve for Longleaf Pine Plantations in the Gulf Coastal Plain.

Publications

• Sung, Shi-Jean S.; Sayer, Mary Anne S.; Leduc, Daniel J.; Haywood, James D. 2020. Is planting stocktype critical to long-term field performance of longleaf pine?.
• Eberhardt, Thomas L.; So, Chi-Leung ; Leduc, Daniel J.; Dahlen, Joe . 2019. Comparison of juvenile wood depictions to wood property maps from mature longleaf pine.
• Eberhardt, Thomas L.; So, Chi-Leung ; Leduc, Daniel J. 2019. Wood property maps showing wood variability in mature longleaf pine: does getting old change juvenile tendencies?.
• Leduc, Daniel J.; Sung, Shi-Jean S. 2018. A computer program to predict the quality of longleaf pine seed crops.
• Gonzalez-Benecke, Carlos A.; Zhao, Dehai ; Samuelson, Lisa J.; Martin, Timothy A.; Leduc, Daniel J.; Jack, Steven B. 2018. Local and general above-ground biomass functions for Pinus palustris trees.
• Sung, Shi-Jean S.; Sayer, Mary Anne S.; Leduc, Daniel J.; Tule, James ; Dougherty, Phil ; Muir, Nicholas G. 2018. Understanding carbon sink-source relationships in seed orchard loblolly pine ramets.
• Sayer, Mary Anne S.; Sung, Shi-Jean S.; Leduc, Daniel J.; Tule, James ; Muir, Nicholas G.; Dougherty, Phil . 2018. Understanding the fertilization and irrigation response of seed orchard loblolly pine.
• So, Chi-Leung ; Eberhardt, Thomas L.; Leduc, Daniel J. 2018. Within-tree variability in wood quality parameters for mature longleaf pine.
• Eberhardt, Thomas L.; So, Chi-Leung ; Leduc, Daniel J. 2018. Wood variability in mature longleaf pine: differences related to cardinal direction for a softwood in a humid subtropical climate.
• Eberhardt, Thomas L.; So, Chi-Leung; Labbé, Nicole; Leduc, Daniel J.; Warren, Jeffrey M. 2016. Changes in bark composition from long-term elevated CO₂ treatment: Implications for the management of sweetgum as a wood energy crop.
• Sung, Shi-Jean Susana; Clark, Stacy L.; Schlarbaum, Scott; Dey, Daniel C.; Leduc, Daniel J. 2016. Performance of container-grown seedlings of American chestnut backcross hybrids BC₃ F₃ generation in central Louisiana.
• Leduc, Daniel J.; Sung, Shi-Jean Susana; Brockway, Dale G.; Sword Sayer, Mary Anne. 2016. Weather effects on the success of longleaf pine cone crops.
• Eberhardt, Thomas L.; Labbé, Nicole; So, Chi-Leung; Kim, Keonhee; Reed, Karen G.; Leduc, Daniel J.; Warren, Jeffrey M. 2015. Effects of long-term elevated CO₂ treatment on the inner and outer bark chemistry of sweetgum (Liquidambar styraciflua L.) trees.
• Gonzalez-Benecke, C.A.; Gezan, Salvador A.; Samuelson, Lisa J.; Cropper, Wendell P., Jr..; Leduc, Daniel J.; Martin, Timothy A. 2014. Estimating Pinus palustris tree diameter and stem volume from tree height, crown area and stand-level parameters.
• Gonzalez-Benecke, Carlos A.; Gezan, Salvador A.; Martin, Timothy A.; Cropper, Wendell P., Jr..; Samuelson, Lisa J.; Leduc, Daniel J. 2014. Individual tree diameter, height, and volume functions for longleaf pine.
• Gonzalez-Benecke, Carlos A.; Jokela, Eric J.; Cropper, Wendell P., Jr..; Bracho, Rosvel; Leduc, Daniel J. 2014. Parameterization of the 3-PG model for Pinus elliottii stands using alternative methods to estimate fertility rating, biomass partitioning and canopy closure.
• Haywood, James D.; Leduc, Daniel J.; Sung, Shi-Jean S. 2013. Comparing seven planting tools for container-grown longleaf pine seedlings.
• Sung, Shi-Jean Susana; Zarnoch, Stanley J.; Haywood, James D.; Leduc, Daniel; Sword-Sayer, Mary A. 2013. Developmental dynamics of longleaf pine seedling flushes and needles.
• Leduc, Daniel J.; Sung, Shi-Jean S.; Wharton, Kristi. 2012. Assessing the leaning, bending, and sinuosity of sapling-size trees.
• Sung, Shi-Jean S.; Leduc, Daniel J.; Haywood, James D.; Eberhardt, Thomas L.; Sword Sayer, Mary Anne; Zarnoch, Stanley J. 2012. Methodology and preliminary results of evaluating stem displacement and assessing root system architecture of longleaf pine saplings.
• Gonzalez-Benecke, Carlos A.; Gezan, Salvador A.; Leduc, Daniel J.; Martin, Timothy A.; Cropper Jr, Wendell P.; Samuelson, Lisa J. 2012. Modeling survival, yield, volume partitioning and their response to thinning for longleaf pine plantations.
• Leduc, D. J.; Goelz, J. C. G. 2010. Simulation of dynamics of southern pine beetle hazard rating with respect to silvicultural treatment and stand development.
• So, Chi-Leung; Eberhardt, Thomas L.; Leduc, Daniel J.; Groom, Leslie H.; Goelz, Jeffery C. G. 2010. Wood quality for longleaf pines: a spacing, thinning and pruning study on the Kisatchie National Forest.
• Chang, S.J.; Busby, Rodney L.; Pasala, P.R.; Leduc, Daniel J. 2005. VB merch-lob: A growth-and-yield prediction system with a merchandising optimizer for planted loblolly pine in the west Gulf region.
• Sword Sayer, Mary A.; Goelz, Jeffery C.; Chambers, Jim L.; Tang, Zhenmin; Dean, T.J.; Haywood, James D.; Leduc, Daniel J. 2004. Long-term trends in loblolly pine productivity and stand characteristics in response to thinning and fertilization in the West Gulf region.
• Goelz, J.C.G.; Leduc, Daniel J. 2004. Reproducibility and Reliability: How To Define the Population of Trees That Represent Site Quality For Longleaf Pine Plantations.
• Goelz, J.C.G.; Leduc, Daniel J. 2002. A Model Describing Growth and Development of Longleaf Pine Plantations: Consequences of Observed Stand Structures of Structure of the Model.
• Goelz, Jeffery C.; Leduc, Daniel J. 2000. Long term studies on development of longleaf pine plantations.
• Leduc, Daniel J.; Matney, Thomas G.; Baldwin, V. Clark, Jr. 1999. Diameter Distributions of Longleaf Pine Plantations-A Neural Network Approach.
• Baldwin, V. Clark, Jr..; Leduc, Daniel J.; Peterson, K. O.; Parresol, Bernard R. 1998. Basic growth relationships in thinned and unthinned longleaf pine plantations.
• Farrar, Robert M., Jr..; Murphy, Paul A.; Leduc, Daniel J. 1989. Volume growth of pine and hardwood in uneven-aged loblolly pine-upland hardwood mixtures.

Research Highlights

Warning: Invalid argument supplied for foreach() in /srv/web/www.srs.fs.usda.gov/staff/viewemployee.php on line 527