This study was aimed to possibility of applying three constructed wetlands units (based on the vertical subsurface flow mode-operation) for treating of simulated wastewater contained cadmium ions. Iraqi sand was the substrate used for packing of mentioned units; however. Canna indica and Typha domingensis can be planted in any two units to improve of cadmium removal while the last one... https://www.roneverhart.com/Asus-F1400EA-SB34-14-HD-1366x768-Laptop-Intel-Core-i3-1115G4-3-0-GHz-8GB-DDR4-256GB-SSD-Intel-UHD-Graphics-Windows-11-p9785/