Macrophytes and phytoplankton including cyanobacteria are main primary producers in aquatic environments. Macrophytes can maintain water quality by suppressing phytoplankton growth through a number of mechanisms: while e.g. the absorption of high amounts of nutrients and the provision of refuge from predation for herbivorous aquatic fauna are widely accepted macrophyte functions, the role of their release of allelopathic substances in ... إقراء المزيد