比較的高いカルシウム濃度を有する高浪池(新潟県)における夏期のカルシウム成層

書誌事項

タイトル別名
  • Summer Stratification of Calcium in Lake Takanamiike, Niigata, Japan, with Moderately High Calcium Concentration. Possibility of Calcite Formation in Lake Water.
  • Possibility of Calcite Formation in Lake Water

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説明

Strong summer calcium stratification in the water of harmonic type Lake Takanamiike (Itoigawa, Niigata), with a moderately high calcium concentration averaging 18.7 mg⋅l-1 annually was observed first by the authors. The average concentration in the epilimnion was 16.6 mg⋅l-1 and 20.4 mg⋅l-1 in the metalimnion in August, 1990. Supersaturation concerning calcite apparently occured in the epilimnion from June to August when a high pH value above 8 and high water temperature were obtained. Calcium stratification, calcite supersaturation and changes in calcium concentration and alkalinity suggest the possibility of calcite formation in these water layers owing to primary production.

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詳細情報 詳細情報について

  • CRID
    1390001204060008576
  • NII論文ID
    130003644906
  • DOI
    10.3739/rikusui.53.355
  • ISSN
    18824897
    00215104
  • 本文言語コード
    en
  • データソース種別
    • JaLC
    • Crossref
    • CiNii Articles
  • 抄録ライセンスフラグ
    使用不可

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