
Shi-Jean Susana Sung |
| Name: |
Shi-Jean Susana Sung |
| Title: |
Plant Physiologist |
| Unit: |
Restoring Longleaf Pine Ecosystems (4158)
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| Phone: |
318-473-7233 |
| Fax: |
318-473-7273 - Location Fax 318-473-7273 - Employee Fax |
| E-Mail: |
ssung@fs.fed.us |
Location Information |
Mailing Address: |
USDA-Forest Service
Alexandria Forestry Center
2500 Shreveport Highway
Pineville, LA 71360 |
Shipping Address: |
Same |
Location Phone: |
318-473-7160 |
Research Information |
Education: |
| B.S., National Chung-Hsing University, Taiwan, Botany; M.S., VPI, Plant Physiology and Weed Science; Ph.D., Auburn University, Agronomy and Soils. |
Current Research: |
| Modify current nursery protocols to further improve longleaf pine seedling stock quality and enhance early field survival and growth. Effects of nursery fertilization regimes, container size, and types of lateral root pruning on the physiology and morphology of nursery stock and planted seedlings are being evaluated.
Assess root system architecture of longleaf pine originated from different stock types. Determine essential root attributes that affect sapling physical stability and sapling resilience after stem displacement caused by winds, ice storms, and wild animals.
Establish spatial and temporal patterns of biochemical and physiological changes in longleaf pine as affected by silvicultural management practices, such as prescribed fire and chemical vegetation control and by the environment.
Past research accomplishments include: develop biochemically and physiologically based nursery protocols for loblolly pine and several oak species; identify stress indicators for seedlings and trees; use various silvicultural practices to enhance growth and seed production in artificially established oak stands on seed orchards and National Forest lands in Georgia, North Carolina, South Carolina, and Tenessee. |
Collaborative Research: |
| Collaborate with plant pathologists in the Southern Research Station and the Pacific Southwest Region to investigate the long-term impact of silvicultural management practices, such as prescribed fire and subsoiling, on Ponderosa pine stand health. Also collaborate with various government and non-government agencies to further the goals of America’s Longleaf Initiative to restore, improve and maintain longleaf pine ecosystems. |
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employees in the
Restoring Longleaf Pine Ecosystems (4158) Unit.