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Mitsutoshi Kitao
Hokkaido Research Center, Forestry and Forest Products Research Institute
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Hiroyuki Tobita
Hokkaido Research Center, Forestry and Forest Products Research Institute
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Yutaka Maruyama
Hokkaido Research Center, Forestry and Forest Products Research Institute
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Ryo Ishida
Department of Bioscience and Technology, Hokkaido Tokai University