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Table 4 Inlet values and percentage removal (%R) of nutrients monitored on monthly basis for hydroponic treatment units (HUs) and control unit (CTRL)

From: Suitability of nutrients removal from brewery wastewater using a hydroponic technology with Typha latifolia

Parameter Description Time (month)
23-May-15 23-Jun-15 23-Jul-15 23-Aug-15 23-Sep-15 23-Oct-15 23-Nov-15
TKN Inlet (in mg l−1) 19 43 35 28 41 29 38
Outlet HUs (%R) 72 79 80 59 72 70 54
CTRL (%R) 42 42 34 38 41 41 45
NH4+-N Inlet (in mg l−1) 18 24 27 31 20 23 25
Outlet HUs (%R) 42 54 56 65 45 54 51
CTRL (%R) 22 25 33 26 20 13 32
NO3-N Inlet (in mg l−1) 16 9.8 11.8 17 13 8.7 14.8
Outlet HUs (%R) 47 56 58 47 54 47 50
CTRL (%R) 25 31 32 24 23 23 26
PO4−3-P Inlet (in mg l−1) 13 11 16 14 8 19 23
Outlet HUs (%R) 59 56 63 70 57 51 53
CTRL (%R) 23 27 40 37 20 35 39