ORIGINAL RESEARCH
Experimental Study on Maize Cob Trickling
Filter-Based Wastewater Treatment System:
Design, Development,
and Performance Evaluation
Imran Ali1, Zahid M. Khan1, Muhammad Sultan1, Muhammad H. Mahmood1,2,
Hafiz U. Farid1, Mohsin Ali3, Abdul Nasir4
Pol. J. Environ. Stud. 2016;25(6):2265-2273