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*Tomoyuki Abe
Donan Station, Forestry Research Institute, Hokkaido Research Organization
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Hiromasa Koyama
Yamagata University, Faculty of Agriculture
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Akiko Nagasaka
Forestry Research Institute, Hokkaido Research Organization
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Kazuhiro Minamino
Donan Station, Forestry Research Institute, Hokkaido Research Organization
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Hajime Sato
Donan Station, Forestry Research Institute, Hokkaido Research Organization
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Hirokazu Kon
Forestry Research Institute, Hokkaido Research Organization
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Michiyasu Yasaka
Forestry Research Institute, Hokkaido Research Organization
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Yu Nagasaka
Forestry Research Institute, Hokkaido Research Organization
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Kensuke Onodera
Forestry Research Institute, Hokkaido Research Organization
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Yasuo Kohata
Forestry Research Institute, Hokkaido Research Organization