1. Department of Plant Pathology, National Chung Hsing University, 250, Kuo Kuang Road, Taichung 402, Taiwan R.O.C.
2. Division of Environmental Science & Ecological Engineering, Korea University, Seoul 136-701, Korea
3. Life and Environmental Sciences, University of Tsukuba, Ibaraki 305-8687, Japan
4. Forintek Canada Corp., Western Laboratory, 2665 East Mall, Vancouver, B.C., V6T 1W5 Canada
5. Forestry and Forest Products Research Institute, Tsukuba, Ibaraki 305-8687, Japan
6. Department of Wood Science, Faculty of Forestry University of British Columbia, 24 Main Mall, Vancouver, B.C., V6T 1Z4 Canada