Jiwyam, Wirat, Ratchaneegorn Mapanao, and Nudtha Nithikulworawong. 2019. “Reducing Fertilization Rate and Nitrogen Input Have No Effect on Nile Tilapia Production in Periphyton-Based Culture With Supplemental Feeding”. Journal of Fisheries and Environment 43 (1). Bangkok, Thailand:40-49. https://li01.tci-thaijo.org/index.php/JFE/article/view/157235.