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Ryoma Hayashi

Biographic Data

ID4640325
NAMERyoma Hayashi
GIVEN NAMESRyoma
FAMILY NAMEHayashi
SIGNATUREHAYASHI R
AFFILIATIONSLake Biwa Museum
ORCID0000-0003-2748-7595
VERIFIEDYes
TOTAL WORKS6
TOTAL CITATIONS0
AUTHOR COUNT6
EDITOR COUNT0
FIRST PUBLICATION YEAR2010
LATEST PUBLICATION YEAR2025
H-INDEX0
  • Testing the Reveals-based vegetation reconstruction around Lake Biwa, western Japan, using absolute pollen productivity estimates derived from the flower counting method

    Open Access•Ryoma Hayashi, Naoko Sasaki et al.•ARTICLE•The Holocene•2025•References: 59

    Lake Biwa pollen records and the REVEALS model provide new insight into the past dynamic of Japanese vegetation. Instead of relying solely on pollen percentages, we employed the REVEALS model with absolute pollen productivity estimates (aPPEs) derived from flower counting approaches. The locally-obtained aPPEs, combined with a Lagrangian stochastic dispersal model (LSM), yielded results that were dramatically closer to the modern vegetation surve…

  • Estimation of absolute pollen productivity based on the flower counting approach

    Open Access•Ryoma Hayashi, Naoko Sasaki et al.•ARTICLE•Quaternary International•2022

  • Climate changes for the past 52 ka clarified by total organic carbon concentrations and pollen composition in Lake Biwa, Japan

    Tomohiko Kigoshi, Fujio Kumon et al.•ARTICLE•Quaternary International•2014

  • Vegetation reconstruction in MIS5e and MIS5d based on plant remains from the Mizukiri Peat layer, Fukui, western Japan. Part 1

    Open Access•Ryoma Hayashi•ARTICLE•Quaternary International•2012

  • Vegetation history during the last 17,000 years around Sonenuma Swamp in the eastern shore area of Lake Biwa, western Japan

    Open Access•Ryoma Hayashi, Jun Inoue et al.•ARTICLE•Quaternary International•2012

  • Millennial-scale vegetation changes during the last 40,000 yr based on a pollen record from Lake Biwa, Japan

    Open Access•Ryoma Hayashi, Hikaru Takahara et al.•ARTICLE•Quaternary Research•2010

    A high-resolution pollen record covering the last 40,000 yr (BIW95-4) from Lake Biwa, western Japan, shows regional vegetation responses to millennial-scale climate changes. From 40 to 30 ka, Cryptomeria japonica was dominant around the lake among pinaceous conifers and deciduous broad-leaved trees. During this period, fluctuations of C. japonica are correlated with Dansgaard–Oeschger (D–O) cycles recognized from the anhysteretic remanent magneti…

No prominent works on this page.

  • Millennial-scale vegetation changes during the last 40,000 yr based on a pollen record from Lake Biwa, Japan

    Open Access•Ryoma Hayashi, Hikaru Takahara et al.•ARTICLE•Quaternary Research•2010

    A high-resolution pollen record covering the last 40,000 yr (BIW95-4) from Lake Biwa, western Japan, shows regional vegetation responses to millennial-scale climate changes. From 40 to 30 ka, Cryptomeria japonica was dominant around the lake among pinaceous conifers and deciduous broad-leaved trees. During this period, fluctuations of C. japonica are correlated with Dansgaard–Oeschger (D–O) cycles recognized from the anhysteretic remanent magneti…

  • Vegetation reconstruction in MIS5e and MIS5d based on plant remains from the Mizukiri Peat layer, Fukui, western Japan. Part 1

    Open Access•Ryoma Hayashi•ARTICLE•Quaternary International•2012

  • Vegetation history during the last 17,000 years around Sonenuma Swamp in the eastern shore area of Lake Biwa, western Japan

    Open Access•Ryoma Hayashi, Jun Inoue et al.•ARTICLE•Quaternary International•2012

  • Climate changes for the past 52 ka clarified by total organic carbon concentrations and pollen composition in Lake Biwa, Japan

    Tomohiko Kigoshi, Fujio Kumon et al.•ARTICLE•Quaternary International•2014

  • Estimation of absolute pollen productivity based on the flower counting approach

    Open Access•Ryoma Hayashi, Naoko Sasaki et al.•ARTICLE•Quaternary International•2022

  • Testing the Reveals-based vegetation reconstruction around Lake Biwa, western Japan, using absolute pollen productivity estimates derived from the flower counting method

    Open Access•Ryoma Hayashi, Naoko Sasaki et al.•ARTICLE•The Holocene•2025•References: 59

    Lake Biwa pollen records and the REVEALS model provide new insight into the past dynamic of Japanese vegetation. Instead of relying solely on pollen percentages, we employed the REVEALS model with absolute pollen productivity estimates (aPPEs) derived from flower counting approaches. The locally-obtained aPPEs, combined with a Lagrangian stochastic dispersal model (LSM), yielded results that were dramatically closer to the modern vegetation surve…

Geology and Paleoclimatology Research (6 works) · Pollen (6 works) · Geography (5 works) · Biology (4 works) · Botany (3 works) · Ecology (3 works) · Forestry (3 works) · Holocene (3 works) · Physical geography (3 works) · Archaeology and ancient environmental studies (2 works)

Ethnos_APP • Open Source Project • MIT License • Frontend v2.0.0 • Privacy and Cookies • API Documentation: api.ethnos.app/docs • API Source Code: GitHub • DOI: 10.5281/zenodo.17049435 • Frontend Source Code: GitHub • DOI: 10.5281/zenodo.17050053 • cruz.rio.br • Expectantes Misericordiae