This paper presents a comparison of six plant biofilter designs for urban stormwater quality improvement and reports on their performances. Thirty-six columns were populated with the endemic South African plant Prionium serratum. representing plant biofilter designs that incorporate different pollutant removal mechanisms in the biofiltration process. The experimental biofilter columns... https://www.bekindtopets.com/hot-find-Synovex-One-Grass-Extended-Release-Implant-10-Dose-special-find/