Zhang, Huayong Freshwater lake ecosystem health assessment and its response to pollution stresses based on planktonic index of biotic integrity. [electronic resource] - Environmental science and pollution research international Dec 2019 - 35240-35252 p. digital Publication Type: Journal Article ISSN: 1614-7499 Standard No.: 10.1007/s11356-019-06655-0 doi Subjects--Topical Terms: AnimalsBiomassEcologyEcosystemEnvironmental MonitoringLakesNitrogen--analysisPhytoplanktonPlanktonSeasonsWater QualityZooplankton