VERBAL - Voorbereiding praktijkonderzoek verticaal doorstroomd helofytenfilter: Taakgroep Watersysteem Leidsche Rijn
In report accounts for the first phase of the project and for the preliminary study. It includes conclusions of the literature research and research of the local situation Leidsche Rijn. In addition, it includes conclusions of laboratory extra research on different layouts of the filter and different phosphate binding materials. Balance-tests and column-tests were done.