Kusen, D. J., Pangemanan, J. F., & Mingkid, W. M. (2022). Proximate Analysis of Apu-Apu Leaf Weeds in Lake Tondano Waters as Raw Material for Tilapia (Orechromis niloticus) Feed Formulation. International Journal of Environment, Agriculture and Biotechnology, 7(5). https://journal-repository.com/index.php/ijeab/article/view/5679