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| 梅梁湖水体浮游植物与环境因子的关系 |
| Relationships between Phytoplankton and Environmental FactorsinW atersofM eiliang Lake |
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| DOI： |
| 中文关键词: 环境因素 浮游植物 多元逐步回归 梅梁湖 |
| 英文关键词: Environmentalfactors Phytoplanktons M ultiplestepwiseregressions M eiliang Lake |
| 基金项目:江苏省环境监测科研基金资助项目 (06- 201- 25) |
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| 中文摘要: |
| 根据2008年的4月11月梅梁湖水域应急监测数据, 探讨了梅梁湖水体浮游植物与环境因子的关系。相关性分析结果表明 , 蓝绿藻含量与TP 、 pH 值和DO呈极显著正相关; 与TN 、SD 和EC呈极显著负相关; 与NH 3 - N 呈显著负相关。多元逐步回归分析结果表明, 梅梁湖浮游植物生长受多个环境因子的共同影响, 但主要为TP 、TN 、水温和风速。 |
| 英文摘要: |
| R elationship between phytoplankton and environmentalfactorswere analyzedin waterofM eiliang Lake, based on emergencymonitoring dataoftheM eiliangLake measuredbyWuxienvironmentalmonitoring centrein 2008from ApriltoNovember. Relevantanalysisresultsshowedtherelationshipswerehighlysignificantposi tivebetweenalgae densityandTP, pH, DO; therelationshipswerehighlysignificantnegativebetween algaedensity andTN, SD, conductivity; therelationship wassignificantly negativebetween algae densityandNH 3 -N. Theresultsofmultiplestepwiseregressionsanalysisshowedthatseveralenvironmentalfactorsimpactedon phytoplankton growth, butthemajorfactorswereTP, TN, watertemperatureandwind velocityinM eiliangLake. |
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