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MAKOTO Kobayashi
Graduate School of Agr., Hokkaido Univ.
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Muneto HIROBE
Graduate School of Environmental Science, Okayama University
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DeLuca TH
Environment Centre Wales, Bangor University
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Bruanin SV
Far Eastern State Agricultural University
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Malashko EV
Far Eastern State Agricultural University
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Procopchuk VF
Far Eastern State Agricultural University
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Yasuyuki HASHIDOKO
Research Fac. of Agr., Hokkaido Univ.
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Takayoshi KOIKE
Research Fac. of Agr., Hokkaido Univ.