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6641 - 6650 of 7243 items
March 2005
How did the nutrient concentrations change in northeastern german lowland rivers during the last four millennia?
Ilka Schönfelder; Christian E. W. Steinberg
Studia quaternaria. - 21(2004), S. 129-138
March 2005
Bedeutung sedimentstratigraphischer Untersuchungen für die Seentherapie
Michael Hupfer
Studia quaternaria. - 21(2004), S. 171-178
March 2005
Macrophytes increase spatial patchiness of fluvial sedimentary records and effect temporal particulate nutrient storage
Marcus Schulz; Björn Gücker
Aquatic geochemistry. - 11(2005)1, S. 89-107
March 2005
Stream morphology controls ammonium retention in tropical headwaters
Björn Gücker; Iola G. Boëchat
Ecology. - 85(2004)10, S. 2818-2827
February 2005
Ansätze aus der diskreten Mathematik zur Bewertung von wasserwirtschaftlichen Maßnahmen
Ute Simon; Rainer Brüggemann
Theorie und Modellierung von Ökosystemen : Workshop Kölpinsee 2000 / Albrecht Gnauck (Hrsg.). - Aachen : Shaker, 2002, S. 285-313
February 2005
Model-based cluster analysis applied to flow cytometry data of phytoplankton
H.-J. Mucha; U. Simon; R. Brüggemann
Technical report / Weierstraß-Institut für Angewandte Analysis und Stochastik. - 5(2002), S. 1-38
February 2005
An attempt of ecological assessment in urban zones - example Berlin (Germany)
Ute Simon; Rainer Brüggemann; Michael Abs; Mathias Erfmann
Order theory in environmental sciences. - Roskilde, 2003. - (NERI technical report / National Environmental Research Institute ; 479). - S. 96-107
February 2005
Impact of PCB mixture (Aroclor 1254) and TBT and a mixture of both on swimming behavior, body growth and enzymatic biotransformation activities (GST) of young carp (Cyprinus carpio)
Katja Schmidt; Georg B. O. Staaks; Stephan Pflugmacher; Christian E. W. Steinberg
Aquatic toxicology. - 71(2005), S. 49-59
February 2005
Can feeding of European catfish prevent cyprinids from reaching a size refuge?
Wysujack, K.; Mehner, T.
Ecology of freshwater fish. - 14(2005)1, S. 87-95
February 2005
Können fischereiliche Ressourcen genutzt und gleichzeitig geschützt werden oder schließt Nutzung einen effektiven Schutz aus?
Robert Arlinghaus
Fischer und Teichwirt. - 56(2005)2, S. 49-51