Fig.3From: Effectiveness of two-stage horizontal subsurface flow constructed wetland planted with Cyperus alternifolius and Typha latifolia in treating anaerobic reactor brewery effluent at different hydraulic residence timesa Effect of HRT and MLR on TSS removal, b average TSS removals at different HRTs and MLRs, c effect of HRT and MLR on COD removal, and d average COD removals at different HRTs and MLRs in a series-connected two-stage HSSFCW. Dots indicate five rounds of sampling removals for each HRTBack to article page