Yusup, M. W.; Atmaja, P. S. D. A. K.; Santoso, L.; Elisdiana, Y. SUBSTITUTION OF FERMENTED DUCKWEED MEAL (Lemna Sp.) AS AN ALTERNATIVE PROTEIN SOURCE SOYBEAN MEAL IN SUPPORTING THE GROWTH OF TILAPIA (Oreochromis Niloticus). jrtbp 2021, 10, 43-52.