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*Ikuo Yamanaka
Univ. Forest in Chiba,Grad. School of Agric. And Life Sciences,The University of Tokyo
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Chieko Yamanaka
Univ. Forest in Chiba,Grad. School of Agric. And Life Sciences,The University of Tokyo
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Hiroko Inamura
Department of Biology,Tokyo Medical College
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Akiomi Yamane
College of Bioresource Sciences,Nihon University