1. Suleyman Demirel Univ.; Faculty of Forestry; 32260 Isparta Turkey
2. Adirondack Watershed Institute, Paul Smith's College; Routes 86 & 30, P.O. Box 265 Paul Smiths NY 12970
3. Dep. of Forestry; 3108 Jordan Hall, College of Natural Resources, North Carolina State Univ. Raleigh NC 27695