1. College of Agriculture and Home Economics, New Mexico State Univ.Box 30003MSC 3AELas CrucesNM88003‐8003
2. School of Forestry and Wildlife Sciences, Auburn Univ.108 M.W. Smith HallAuburnAL36849‐5418
3. Baruch Institute of Coastal Ecology and Forest Science, Clemson Univ.P.O. Box 596GeorgetownSC29442
4. Center for Bottomland Hardwoods ResearchUSDA‐Forest Service, Southern Research StationAlexandria Forestry CenterPinevilleLA71360
5. Center for Bottomland Hardwoods ResearchUSDA‐Forest Service, Southern Research StationP.O. Box 227StonevilleMS38776
6. Center for Forested Wetlands ResearchUSDA‐Forest Service, Southern Research Station2730 Savannah HighwayCharlestonSC29414