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Contribution of trophic position to the mercury content of pike (Esox lucius) in small boreal lakes. 29th Congress of the International Association of Theoretical and Applied Limnology, Lahti, Finland, August 08, 2004 - August 14, 2004. Verhandlungen der Internationalen Vereinigung für Theoretische und Angewandte Limnologie 748.
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Organic inclusions in lacustrine diatom frustules as a host for carbon and nitrogen isotopes. 29th Congress of the International Association of Theoretical and Applied Limnology, Lahti, Finland, August 08, 2004 - August 14, 2004. Verhandlungen der Internationalen Vereinigung für Theoretische und Angewandte Limnologie 749.
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Nutrient limitation of bacterioplankton growth in three upland lakes. Verhandlungen Internationale Vereinigung für Theoretische und Angewandte Limnologie 750.
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In situ profiles of phytoplankton: algal composition and biomass determined fluorometrically. In: Harmful Algal Blooms 2000: Proceedings of the Ninth International Conference on Harmful Algal Blooms, pp. 202 - 205 (Eds. Hallegraeff, G.; Blackburn, S. I.; Bolch, C. J.; Lewis, R. J.). Harmful Algal Blooms 2000, Hobart, Australia, February 07, 2000 - February 11, 2000. UNESCO, Paris (2001)
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Stability of genotype frequencies in an intermittent Daphnia magna population. Diapause in the Crustacea - with invited contributions on non-crustacean taxa, Gent, August 24, 1997 - August 29, 1997. Evolutionary and ecological aspects of crustacean diapause, pp. 185 - 194 (1998)
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The seasonal pattern of lipids in the life cycle of the summer-diapausing freshwater copepod Cyclops kolensis (Lilljeborg). Diapause in the Crustacea - with invited contributions on non-crustacean taxa, Gent, August 24, 1997 - August 29, 1997. Evolutionary and ecological aspects of crustacean diapause, pp. 477 - 492 (1998)
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Hybridization in the Daphnia galeata complex: are hybrids locally produced? Cladocera: the Biology of Model Organisms, Postojna, Slovenia, August 08, 1996 - August 15, 1996. Proceedings of the Fourth International Symposium on Cladocera, pp. 127 - 133 (1998)
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The effect of size-selective predation on the population growth rate, the production to biomass ratio and the population structure of Daphnia galeata: a modelling approach. In: Trophic interactions of age-0 fish and zooplankton in temperate waters, pp. 87 - 97 (Eds. Mehner, T.; Winfield, I. J.). Proceedings of a Plankton Ecology Group (PEG) Workshop, Dresden, Germany, February 05, 1996 - February 08, 1996. Schweizerbart'sche Verlagsbuchhandlung, Stuttgart (1997)
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Nahrungskettenmanipulation: Die Rolle von Kompensationsmechanismen für Top-down-Prozesse. 3. Franz-Ruttner-Symposium, Kloster Seeon (Oberbayern), October 13, 1995 - October 15, 1995. Laufener Seminarbeiträge: LSB 760.
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Influence of metazoan zooplankton on the microbial community before and after the onset of the spring clear-water phase in Lake Constance (Bodensee). Sixth International Workshop on the Measurement of Microbial Activities in the Cycling of Matter in Aquatic Environments, Konstanz, Germany, April 17, 1995 - April 22, 1995. Aquatic Microbial Ecology, pp. 21 - 30 (1996)