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Ikuko TANAHASHI
Forestry Research Institute, Hokkaido Research Organization
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Minoru FUKUCHI
Forestry Research Institute, Hokkaido Research Organization
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Takahiro SATO
Forestry Research Institute, Hokkaido Research Organization
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Kazuhiko MASAKA
Forestry Research Institute, Hokkaido Research Organization
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Yu NAGASAKA
Forestry Research Institute, Hokkaido Research Organization
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Hirokazu SATO
Hokkaido Research Organization