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*Hiroshi Tanaka
Forestry and Forest Products Research Institute
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Kaoru Niiyama
Forestry and Forest Products Research Institute
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Mitsue Shibata
Forestry and Forest Products Research Institute
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Tsutomu Yagihashi
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Hanae Niwa
Iwate Prefectural Forestry Technology Center
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Hiroshi Yabe
Tottori Prefectural Forest Experimental Station
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Atsuko Hayashi
Yamanashi Forest Research Institute
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Takuo Nagaike
Yamanashi Forest Research Institute