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Tomonori KANEKO
Institute of Forestry, Akita Prefecture Agriculture, Forestry and Fisheries Research Center
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Ayako IWATA
Institute of Forestry, Akita Prefecture Agriculture, Forestry and Fisheries Research Center
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Satoru WADA
Institute of Forestry, Akita Prefecture Agriculture, Forestry and Fisheries Research Center
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Syoji NOGUCHI
Tohoku Research Center, Forestry and Forest Products Research Institute