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*Yoshio Tsuboyama
Forestry and Forest Products Research Institute
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Akira Shimizu
Forestry and Forest Products Research Institute
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Tayoko Kubota
Forestry and Forest Products Research Institute
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Toshio Abe
Forestry and Forest Products Research Institute
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Naoki Kabeya
Forestry and Forest Products Research Institute
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Tatsuhiko Nobuhiro
Forestry and Forest Products Research Institute