Damrongsat A, Krongthamchat K, Dararat S. Using Zeolite and Ugraded Sand to Remove Ammonia Nitrogen From Swine Wastewater(Thai). Asia Pac J Sci Technol [internet]. 2017 Apr. 20 [cited 2026 Sep. 30];11(4):311-8. available from: https://so01.tci-thaijo.org/index.php/APST/article/view/83984