UMINsquare.umin.ac.jp/psj3/jp/papers/27_pdf/27(2)-29.pdfInstitute of Applied Biochemistry, The...
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UMINsquare.umin.ac.jp/psj3/jp/papers/27_pdf/27(2)-29.pdfInstitute of Applied Biochemistry, The University of Tsukuba, Sakura - mura, Ibaraki 305, Japan. 30 Japanese Journal of Palynology