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6951 - 6960 of 7231 items
February 2002
Further evidence that humic substances have the potential to modulate the reproduction of the nematode Caenorhabditis elegans
Christian E. W. Steinberg; Sebastian Höss; Rainer Brüggemann
International review of hydrobiology. - 87(2002)1, S. 121-133
February 2002
Angewandte Limnogeologie am Beispiel des Zeller Sees (Land Salzburg, Österreich)
Michael Hupfer; Jürgen Schneider
Zeitschrift der Deutschen Geologischen Gesellschaft. - 152(2001)2-4, S. 701-716
January 2002
Toxicity of acidic post-mining lake water to early life stages of tench, Tinca tinca (Cyprinidae)
K. Duis
Water, Air and Soil Pollution. - 132(2001)3-4, S. 373-388
January 2002
Closteriopsis acicularis (G. M. Smith) Belcher et Swale is a fusiform alga closely related to Chlorella kessleri Fott et Nováková (Chlorophyta, Trebouxiophyceae)
Iana Ustinova; Lothar Krienitz; Volker A. R. Huss
European journal of phycology. - 36(2001)4, S. 341-351
January 2002
Traditional generic concepts versus 18S rRNA gene phylogeny in the green algal family Selenastraceae (Chlorophyceae, Chlorophyta)
Lothar Krienitz; Iana Ustinova; Thomas Friedl; Volker A. R. Huss
Journal of phycology. - 37(2001)5, S. 852-865
December 2001
Partielle Ordnungen
Rainer Brüggemann; Oliver Fromm
Ökonomische Naturbewertung. - (Jahrbuch ökologische Ökonomik ; 2), S. 181-200
December 2001
Das Konzept der Artenvielfalt
Oliver Fromm; Rainer Brüggemann
Ökonomische Naturbewertung. - (Jahrbuch ökologische Ökonomik ; 2), S. 201-219
December 2001
Priority setting applying concepts of the theory of partially ordered sets
Rainer Brüggemann; Joachim Altschuh; Herwart Behrendt; Gunnar Nützmann; Stefan Sixt
Systemtheorie und Modellierung von Ökosystemen / Albrecht Gnauck (Hrsg.). - Heidelberg : Physica-Verl., S. 124-135
November 2001
Comparison of bacterial production in sediments, epiphyton and the pelagic zone of a lowland river
Helmut Fischer and Martin Pusch
Freshwater biology. - 46(2001)10, S. 1335-1348
November 2001
Field investigation of three-dimensional flow structure at stream confluences
Bruce L. Rhoads; Alexander N. Sukhodolov
Water resources research. - 37(2001)9, S. 2393-2410