Eutrophication: Causes, Consequences, Correctives; Proceedings of a SymposiumNational Academy of Sciences (U.S.) |
Contents
EUTROPHICATION PAST AND PRESENT | 15 |
The Process of Eutrophication in Central European Lakes | 29 |
Crystallization of Eutrophication Concepts in Northern Europe | 50 |
Copyright | |
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Common terms and phrases
abundance algal Amer amount aquatic plants Asterionella bacteria basin Beeton biological blooms blue-green algae changes chemical Cladocera composition concentrations Daphnia decrease density depth detritus diatoms dissolved distribution drainage ecology effects effluent elements enrichment environment epilimnion estuary eutrophic lakes factors fertilization Figure fish flow freshwater growth harvesting herbivores Hydrobiol hypolimnion increase indicate inorganic Lake Erie Lake Mendota Lake Michigan lake trout Lake Washington lake water layer Limnol limnological maximum mg per liter mg/liter nitrate nitrogen nitrogen and phosphorus nutrients oligotrophic organic matter oxygen percent period phosphate phosphorus phytoplankton plankton ponds population primary production problems Proc rainfall removal reservoir River runoff samples sediments sewage soil soluble species standing crop streams studies sulfate summer surface Table temperature thermocline trophic trout U.S. Public Health Univ values Verh Water Pollution weeds Wisconsin zone zooplankton Zürichsee