Key Laboratory of Remote Sensing Monitoring of Geographic Environment College of Heilongjiang Province Harbin Normal University Harbin 150025 China;
Key Laboratory of Remote Sensing Monitoring of Geographic Environment College of Heilongjiang Province Harbin Normal University Harbin 150025 China;
Key Laboratory of Biodiversity of Aquatic Organisms Harbin Normal University Harbin 150025 China;
Key Laboratory of Biodiversity of Aquatic Organisms Harbin Normal University Harbin 150025 China;
Qilu Normal University Jinan 250200 China;
Songnen Plain; diatom; total phosphorus; transfer function;