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- Fujiki, Toshiyuki; Wada, Keiji; Sato, Eiichi; Okuno, Mitsuru
- Quaternary international 2019 v.503 pp. 24-31
- Picea glehnii, etc ; Abies sachalinensis; Alnus; Artemisia; Betula; Menyanthes; Myrica gale; Poaceae; Quercus; Sanguisorba; Thalictrum; conifers; ferns and fern allies; humans; lowland forests; peat; pollen; pollen analysis; surveys; tephra; volcanic activity; water table; wetlands; Japan; Show all 24 Subjects
- ... To estimate the impact of a volcanic eruption on vegetation, we conducted a field survey and collected peaty sediments and made pollen and tephra analysis from Barasantou Bog, in eastern Hokkaido, northern Japan. Using an electron probe micro-analyzer, we identified five tephra layers in the core: Ma-g (7.6 cal ka BP), Ma-e (5.5 cal ka BP), Ma-d (4.0 cal ka BP), Ta-c (2.5 cal ka BP), and Ko-c2 (AD ...