Nutrients in Lake Erie.
D007220:Industrial Waste; D009518:New York; D009820:Ohio; D009864:Ontario; D010758:Phosphorus / Q000032:analysis; D010839:Phytoplankton / Q000302:isolation & purification; D014867:Water / Q000032:analysis*; D014876:Water Pollution / Q000517:prevention & control*
D007220:Industrial Waste; D014867:Water; D010758:Phosphorus