Keywords = trickling filter technique
Heavy Metals in Wastewater Treatment Plants at Sharkia Governorate

Volume 48, Issue 4, December 2020, Pages 390-398

Mahdy Abd-El-Kader; Mahmoud S.A. Zaki; Amr M.M. Abd-El-All; Hesham Dahshan; Manal A.M. Al-Ashery