Leon Liegel

Liegel, Leon

Position Type:
Job Title:
Courtesy Faculty
Forest Ecosystems & Society
Office Location:
off campus
B.S., 1970, Forestry, University of Wisconsin, Stevens Point
M.S., 1973, World Forestry, State University of New York College of Environmental Science and Forestry, Syracuse
Ph.D., 1981, Forestry/Soil Science Co-Majors, North Carolina State University, Raleigh
Research Areas
Soil-Plant-Atmosphere Continuum
Social Science, Policy and Natural Resources
Science of Conservation, Restoration and Sustainable Management
Research Interests
  • Soil Science
  • Natural Resources
  • Forest Health
  • Tropical Forestry
  • International Forestry
Teach online courses to discuss use and management of soils to meet societal goals of many user groups, from individuals/families to Nation States, in temperate and tropical ecosystems; understand global sustainable resource management needs of diverse users; identify interdisciplinary methods that integrate biological, sociocultural, and managerial sciences; conduct soil/site relations research for fast-growing exotics and native forest species in tropical areas; and create effective poster displays for scientific and lay audiences.
Courses Taught:
  • SOIL 511
    Soil: A Natural and Societal Resource
    The Winter 2023 term announcement has a downloadable, 4-page, PDF Sample Syllabus. Co-developed with colleague Soil Scientists from OSU Crop and Soil Science and NC State – Raleigh Crop and Soil Sciences Depts, 2016-2018. Primary instructor for Winters 2019 and 2020 plus Summer 2021 terms.
  • SNR 533
    Nontimber Forest Products
    Co-course developer and instructor for this former 2-credit Ecampus course in the Sustainable Natural Resources (SNR) Graduate Certificate Program (7 terms from Fall 2007 to Winter 2016).
Selected Publications:
  1. Kerns, B.K., Liegel, L., Pilz, D., Alexander, S.J. 2002. Biological inventory and monitoring. Pgs. 237-269. In: Nontimber Forest Products in the United States. Eric T. Jones, Rebecca J. McLain, James Weigand (Eds.). University Press of Kansas, Lawrence. 424 p.
  2. Liegel, L.H. 1999. Deforestation. Pgs. 113-115. In: Alexander, D.E. and R.W. Fairgbridge (Eds.). Encyclopedia of Environmental Science. Kluwer Academic Publishers, Dordrecht. 741 p.
  3. Liegel, L.H., D. Pilz, T. Love, and E. Jones. 1998. Integrating biological, socioeconomic and managerial methods and results in the MAB Mushroom Study. AMBIO Special Report No. 9:26-33.
  4. Bailey, J.D. and L.H. Liegel. 1998. Pacific yew (Taxus brevifolia Nutt.) growth and site factors in Western Oregon. Northwest Science 72(4):283-292.
  5. Liegel, L.H., R. Busing and J. Rios. 1996. Forest health detection monitoring results, 1992-95. Pgs. 37-46 and Appendix B In: California forest health in 1994 and 1995. U.S. Dept. Agric. For. Serv. Report R5-FPM-PR-002. San Francisco: U.S. Department of Agriculture, Forest Service, Pacific Southwest Region. 63 p.
  6. Liegel, L.H. and D. Thompson. 1989. Poster presentations for scientific meetings. J. Agron. Educ. 18:69-75.
  7. Liegel, L.H., W.E. Balmer and G.W. Ryan. 1985. Honduras pine spacing trial results in Puerto Rico after 18 to 20 years. Southern Journal of Applied Forestry. 9(2):69-75.
  8. Liegel, L.H. 1984. Assessment of hurricane rain/wind damage in Pinus caribaea and Pinus oocarpa provenance trials in Puerto Rico. Commonw. For. Rev. 63:47-53.