A phytoplankton trophic index to assess the status of lakes for the Water Framework Directive
Geoff Phillips, Anne Lyche-Solheim [+9]
Hydrobiologia 2012-11-30
Classifying aquatic macrophytes as indicators of eutrophication in European lakes
W. Ellis Penning, Marit Mjelde [+9]
Aquatic Ecology 2008-04-20
Using aquatic macrophyte community indices to define the ecological status of European lakes
W. Ellis Penning, Bernard Dudley [+9]
Aquatic Ecology 2008-04-18