Utilization of Durian Durio Zibethinus seed flour and Kelakai Stenochlaena palustris leaf flour formulation as feed for Nile Tilapia Oreochromis niloticus

Small-scale fish farmers have financial limitations to buy expensive commercial pellets meet feed needs. Therefore, it is necessary find alternative feeds that are cheap and able support growth. Durian seeds (Durio Zibethinus) Kelakai leaves (Stenochlaena palustris) potential plant materials for additional which abundant in Central Kalimantan Province. This study aims determine whether formulations made from durian seed meal andelakai leaf can provide significant growth tilapia (Oreochromis niloticus) rearing. The used an experimental approach with a completely randomized design (CRD) 3 treatments replications. formulation mixture of 95% 5% melakai meal. Additional feeding based on the following treatment: Treatment A, given by factory brand MS prima Feed 1000 as much total weight kept, B: formulated (90% + 10% flour kelakai flour) per day, C: (95% day. results showed pellet 10 % body day resulted highest length fish. Thus be Nile help increase reduce costs.