Figure 1个  Table 1个
    • Sampling dateTemperature, ℃Water-quality gradesTLIWater-nutritiongradesBeyond Index
      16 May23Ⅳ56.42Light eutrophicationTP, COD, BOD5
      14 June30Ⅳ58.24Light eutrophicationTP, COD
      16 July29Ⅴ58.42Light eutrophicationTP, COD
      30 August28Ⅴ61.43Moderate eutrophicationTP, COD, CODMN
      27 September23Ⅴ59.91Light eutrophicationTP, COD, BOD5
      11 October22Ⅳ59.91Light eutrophicationTP, COD, BOD5, CODMN
      14 November15Ⅳ57.71Light eutrophicationTP, COD
      24 December5Ⅳ50.55Light eutrophicationTP
      24 January5Ⅲ46.71Mesotrophication
      25 February10Ⅲ46.71Mesotrophication
      25 March15Ⅲ47.71Moderate eutrophication
      26 April20Ⅲ49.55Moderate eutrophication
      *BOD5, biochemical oxygen demand; COD, chemical oxygen demand; CODMN, permanganate index; TLI, aggregative trophic level index; TP, total phosphorus.

      Table 1.  Physical and chemical characteristics of water in different months, East Lake