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6891 - 6900 of 7246 items
November 2002
Sexual differentiation in amphibians
W. Kloas; C. Bögi; G. Levy; S. Würtz; I. Lutz
Proceedings of the 21st Conference of European Comparative Endocrinologists, Bonn (Germany), August 26-30, 2002. - Bologna : Monduzzi Ed., 2002. - S. 87-90
November 2002
Establishment of estrogenreceptor-mRNA as estrogenic biomarker in the amphibian Rana temporaria
I. Lutz; S. Würtz; A. Schulz; G. Levy; C. Bögi; R. Opitz; W. Kloas
Proceedings of the 21st Conference of European Comparative Endocrinologists, Bonn (Germany), August 26-30, 2002. - Bologna : Monduzzi Ed., 2002. - S. 95-98
November 2002
First identification of IGF-I mRNA in the genus Acipenser and its quantification in maturing gonads
S. Würtz; J. Gessner; F. Kirschbaum; W. Kloas
Proceedings of the 21st Conference of European Comparative Endocrinologists, Bonn (Germany), August 26-30, 2002. - Bologna : Monduzzi Ed., 2002. - S. 253-257
October 2002
Sustainable development - assessment of water resource management measures
F. B. Weigert; C. E. W. Steinberg
Water science and technology. - 46(2002)6-7, S. 55-62
October 2002
Minimal algal food requirements in the presence of protozoan prey for the rotifer Brachionus calyciflorus
Silvia Mohr; Dieter Gerten; Rita Adrian
Journal of plankton research. - 24(2002)7, S. 723-728
October 2002
Functional responses of the rotifers Brachionus calyciflorus and Brachionus rubens feeding on armored and unarmored ciliates
Silvia Mohr; Rita Adrian
Limnology and oceanography. - 45(2000)5, S. 1175-1180
October 2002
Loss of submerged macrophytes in shallow lakes in North-Eastern Germany
Sabine Körner
International review of hydrobiology. - 87(2002)4, S. 375-384
October 2002
Development of submerged macrophytes in shallow Lake Müggelsee (Berlin, Germany) before and after its switch to the phytoplankton-dominate state
S. Körner
Archiv für Hydrobiologie. - 152(2001)3, S. 395-409
October 2002
The effect of pH variation at the ammonium/ammonia equilibrium in wastewater and its toxicity to Lemna gibba
Sabine Körner; Sanjeev K. Das; Siemen Veenstra; Jan E. Vermaat
Applied botany. - 71(2001)1, S. 71-78
October 2002
Submerse Makrophyten - wichtig für die Seentherapie in Deutschland?
Sabine Körner
Wasser und Boden. - 54(2002)9, S. 38-41