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pro vyhledávání: '"näringsnivå"'
Autor:
Landbecker, David
According to the Water Framework Directive of the European Union, macrophytes should be used as indicators in the ecological and environmental monitoring of lakes. In the member state Sweden the Environmental Protection Agency has elaborated assessme
Externí odkaz:
http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-157232
