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Yasunori ISHIYAMA
Department of Agricultural Chemistry, Faculty of Horticulture, Chiba University
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Isao SHINODA
Department of Agricultural Chemistry, Faculty of Horticulture, Chiba University
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Kazuo FUKUSHIMA
Department of Bacteriology, Nihon University School of Dentistry at Matsudo
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Goro TAMURA
Department of Agricultural Chemistry, Faculty of Horticulture, Chiba University