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Proceedings of the Thirteenth International Seaweed Symposium held in Vancouver, Canada, August 13-18, 1989

Proceedings of the 4th International Symposium on Aquatic Oligochaete Biology

Proceedings of the Third International Symposium held in Hamburg, Germany, September 29-October 4, 1984

This work presents the state of the art of aquatic and semi-aquatic ecological restoration projects in The Netherlands. Starting from the conceptual basis of restoration ecology, the successes and failures of hundreds of restoration projects are described.

On behalf of the participants we express our thanks for the generous sponsorship received from the Maj and Tor Nessling Foundation, the Academy of Finland, the Finnish Ministry of Education, Lammi Biological Station and the Finnish Limnological Society.

Proceedings of a symposium held in Uppsala, Sweden, September 25-28, 1985

Proceedings of the Cladocera Symposium, Budapest 1985

Proceedings of a Symposium held in Brussels, Belgium, December 9-12, 1985

Proceedings of an International Workshop Held in Aberystwyth, Wales, 1984

Proceedings of the Twelfth International Seaweed Symposium, held in Sao Paulo, Brazil, July 27-August, 1986.

Proceedings of the Fourth International Rotifer Symposium Held in Edinburgh, Scotland, August 18-25, 1985

Proceedings of the Second International Meeting on Nemertean Biology, Tjarnoe Marine Biology Laboratory, August 11-15, 1986