TY - BOOK AU - Hansson,Lars-Anders AU - Bergman,Eva TI - Nutrient reduction and biomanipulation as tools to improve water quality: The Lake Ringsjon Story T2 - Developments in hidrobiology SN - 0-7923-5955-0 AV - QH96.8 .E9 N88 PY - 1999/// CY - Dordrecht PB - Kluwer Academic N1 - Reimpreso de Hydrobiologia, vol. 404 (1999); Incluye bibliografia ER -