1. Southern Research Station, USDA Forest Service, 520 DeVall Drive, Auburn, AL 36849-5418
2. formerly School of Forestry and Wildlife Sciences, Auburn University, Auburn, AL
3. School of Forestry and Wildlife Resources, Virginia Tech University, Blacksburg, VA 24061-0324
4. Southern Research Station, USDA Forest Service, Athens, GA 30602-2044
5. School of Forestry, Louisiana Tech University, Ruston LA 71272