PENGSENG, Puan, and Claude E BOYD. “Assessment of Fertilizer Application Intervals for Giant Gourami (Osphronemus Goramy Lacepede) in Ponds”. Walailak Journal of Science and Technology (WJST) 8, no. 1 (November 6, 2011): 33–40. Accessed May 6, 2024. https://wjst.wu.ac.th/index.php/wjst/article/view/9.