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Ryozo Imai
National Agricultural Research Center for Hokkaido Region, NARO Graduate School of Agriculture, Hokkaido University
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Shuhei Shima
National Agricultural Research Center for Hokkaido Region, NARO Graduate School of Agriculture, Hokkaido University
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Takeshi Yabuuchi
National Agricultural Research Center for Hokkaido Region, NARO Graduate School of Agriculture, Hokkaido University
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Hideki Kato
National Agricultural Research Center for Hokkaido Region, NARO
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Hirokazu Matsui
Graduate School of Agriculture, Hokkaido University